WO2007004329A1 - 旋回作業車 - Google Patents
旋回作業車 Download PDFInfo
- Publication number
- WO2007004329A1 WO2007004329A1 PCT/JP2006/300735 JP2006300735W WO2007004329A1 WO 2007004329 A1 WO2007004329 A1 WO 2007004329A1 JP 2006300735 W JP2006300735 W JP 2006300735W WO 2007004329 A1 WO2007004329 A1 WO 2007004329A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- boom
- frame
- engine
- swivel
- bonnet
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Ceased
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K11/00—Arrangement in connection with cooling of propulsion units
- B60K11/02—Arrangement in connection with cooling of propulsion units with liquid cooling
- B60K11/04—Arrangement or mounting of radiators, radiator shutters, or radiator blinds
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K11/00—Arrangement in connection with cooling of propulsion units
- B60K11/08—Air inlets for cooling; Shutters or blinds therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K11/00—Arrangement in connection with cooling of propulsion units
- B60K11/08—Air inlets for cooling; Shutters or blinds therefor
- B60K11/085—Air inlets for cooling; Shutters or blinds therefor with adjustable shutters or blinds
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D25/00—Superstructure or monocoque structure sub-units; Parts or details thereof not otherwise provided for
- B62D25/08—Front or rear portions
- B62D25/10—Bonnets or lids, e.g. for trucks, tractors, busses, work vehicles
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F3/00—Dredgers; Soil-shifting machines
- E02F3/04—Dredgers; Soil-shifting machines mechanically-driven
- E02F3/28—Dredgers; Soil-shifting machines mechanically-driven with digging tools mounted on a dipper- or bucket-arm, i.e. there is either one arm or a pair of arms, e.g. dippers, buckets
- E02F3/30—Dredgers; Soil-shifting machines mechanically-driven with digging tools mounted on a dipper- or bucket-arm, i.e. there is either one arm or a pair of arms, e.g. dippers, buckets with a dipper-arm pivoted on a cantilever beam, i.e. boom
- E02F3/301—Dredgers; Soil-shifting machines mechanically-driven with digging tools mounted on a dipper- or bucket-arm, i.e. there is either one arm or a pair of arms, e.g. dippers, buckets with a dipper-arm pivoted on a cantilever beam, i.e. boom with more than two arms (boom included), e.g. two-part boom with additional dipper-arm
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F3/00—Dredgers; Soil-shifting machines
- E02F3/04—Dredgers; Soil-shifting machines mechanically-driven
- E02F3/28—Dredgers; Soil-shifting machines mechanically-driven with digging tools mounted on a dipper- or bucket-arm, i.e. there is either one arm or a pair of arms, e.g. dippers, buckets
- E02F3/30—Dredgers; Soil-shifting machines mechanically-driven with digging tools mounted on a dipper- or bucket-arm, i.e. there is either one arm or a pair of arms, e.g. dippers, buckets with a dipper-arm pivoted on a cantilever beam, i.e. boom
- E02F3/307—Dredgers; Soil-shifting machines mechanically-driven with digging tools mounted on a dipper- or bucket-arm, i.e. there is either one arm or a pair of arms, e.g. dippers, buckets with a dipper-arm pivoted on a cantilever beam, i.e. boom the boom and the dipper-arm being connected so as to permit relative movement in more than one plane
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
- E02F9/08—Superstructures; Supports for superstructures
- E02F9/0858—Arrangement of component parts installed on superstructures not otherwise provided for, e.g. electric components, fenders, air-conditioning units
- E02F9/0891—Lids or bonnets or doors or details thereof
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
- E02F9/20—Drives; Control devices
- E02F9/2004—Control mechanisms, e.g. control levers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
- F01P5/00—Pumping cooling-air or liquid coolants
- F01P5/02—Pumping cooling-air; Arrangements of cooling-air pumps, e.g. fans or blowers
- F01P5/06—Guiding or ducting air to, or from, ducted fans
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
- F01P7/00—Controlling of coolant flow
- F01P7/02—Controlling of coolant flow the coolant being cooling-air
- F01P7/10—Controlling of coolant flow the coolant being cooling-air by throttling amount of air flowing through liquid-to-air heat exchangers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60Y—INDEXING SCHEME RELATING TO ASPECTS CROSS-CUTTING VEHICLE TECHNOLOGY
- B60Y2200/00—Type of vehicle
- B60Y2200/40—Special vehicles
- B60Y2200/41—Construction vehicles, e.g. graders, excavators
- B60Y2200/412—Excavators
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/80—Technologies aiming to reduce greenhouse gasses emissions common to all road transportation technologies
- Y02T10/88—Optimized components or subsystems, e.g. lighting, actively controlled glasses
Definitions
- the present invention relates to an exhaust structure provided in a hood of a turning work vehicle.
- a swivel work vehicle such as a power shovel
- a swivel frame on a traveling device
- an attachment such as a boom, an arm, or a knot
- the work implement is supported so as to be able to turn back and forth, and an engine, a radiator and the like are covered with a bonnet on the rear part of the swivel frame.
- a cooling fan and a radiator are disposed on the side of the engine. After the cooling air generated by the cooling fan cools the engine, the bonnet passes through the radiator as exhausted air. It was configured to be discharged to the side of the machine from the opening provided on the side.
- a wind direction plate is provided in a duct provided between the opening or the radiator and the opening so that the direction of the discharged air can be changed in the vertical direction (see, for example, Patent Document 1). .
- Patent Document 1 Japanese Unexamined Patent Application Publication No. 2004-352089
- the problem to be solved is that when the cooling air after cooling the engine or the like is exhausted to the side of the machine as exhaust air, it passes through the side of the machine. It is to be able to prevent pedestrians and the like from applying blowing power.
- a turning work vehicle of the present invention is a turning work vehicle having an engine and a discharge-type cooling fan in a bonnet, wherein an opening for discharging cooling air is provided on a side surface of the bonnet, and the opening and the cooling fan
- a movable ruler bar having a plurality of slats is provided in a duct arranged between the two.
- one side of each of the plurality of blades of the louver is linked by a movable lever, and one end of the lever extends above the duct.
- the turning work vehicle of the present invention has a position fixing member disposed at one end of the lever.
- the position fixing member is disposed in the vicinity of a cover that opens above the bonnet.
- a turning work vehicle of the present invention in a turning work vehicle including an engine and a discharge-type cooling fan in a bonnet, an opening for discharging cooling air is provided on a side surface of the bonnet, and the opening and the cooling work vehicle are cooled. Since a movable louver having a plurality of slats is provided in a duct arranged between the fan and the fan, the exhaust air from the bonnet can flow in any direction. For this reason, it is possible to prevent the exhausted wind that has become hot air from hitting the operator on the driving operation unit or the side wall of the machine.
- each side of the plurality of blades of the louver is linked with a movable lever, and one end of the lever extends above the duct.
- the position fixing member is disposed in the vicinity of the cover that opens the upper part of the bonnet, the rotation angle of each slat can be changed quickly, and the louver is used.
- the wind direction of the exhaust air can be easily adjusted.
- FIG. 1 is a left side view of a rear ultra-small turning type turning work vehicle according to an embodiment of the present invention.
- FIG. 2 is a perspective view of the machine in a turning work vehicle.
- FIG. 3 is a plan view showing the arrangement configuration on the swivel base frame.
- FIG. 5 is a plan view of the swivel base frame.
- FIG. 6 is a front perspective view of an engine support portion.
- FIG. 8 is a left side view of the engine support.
- FIG. 9 is a perspective view of an engine support member.
- FIG. 10 is a right side view showing the arrangement configuration on the swivel base frame.
- FIG. 11 A side view of the louver.
- FIG. 12 is a perspective view of a louver.
- FIG. 13 is a front view showing the arrangement configuration of the front right side on the swivel frame.
- FIG. 14 is a left side view showing the arrangement configuration on the swivel base frame.
- ⁇ 15 A perspective view showing the arrangement configuration of the front left side on the swivel frame.
- FIG. 16 is a perspective view of a step portion in a pedal operation state.
- FIG. 17 is a perspective view of a step portion in a pedal storage state.
- FIG. 18 is a side view of the pedal support.
- FIG. 19 is a perspective view of the front cover.
- FIG. 20 is a rear view of the front cover.
- FIG. 22 A left side view of the ultra small turning type turning work vehicle according to one embodiment of the present invention.
- FIG. 23 A right side view of the upper part of the ultra small turning type turning work vehicle.
- FIG. 24 is a plan view of the swivel frame.
- FIG. 26 is a rear view of the second boom.
- a turning work vehicle for example, a rear ultra-small turning type excavator in which a working machine 1 is mounted on the front left and right center of the machine 2,
- a swivel frame 5 is supported at the center of the upper part of the crawler type traveling device 3 via a swivel bearing so as to be able to turn left and right, and a swivel motor 6 is disposed on the swivel frame 5.
- a blade 7 is disposed so as to be rotatable up and down.
- a bonnet 10 covering the engine 8 and the like is disposed on the upper part of the swivel frame 5, and a driver seat 11 is disposed on the bonnet 10 or on the front side of the bonnet 10.
- An operation lever, a lock lever, and the like are disposed in the vicinity of the driver's seat 11, and a driving lever, a pedal, and the like are disposed on the step 12 in front of the driver's seat 11 to configure the driving operation unit 13.
- the A canopy 14 or a cabin is disposed above the operation unit 13.
- a boom bracket 15 is attached to the left and right center portion of the front end of the swivel base frame 5 so as to be able to turn left and right, and the lower end portion of the boom 16 is supported on the boom bracket 15 so as to be able to turn up and down (back and forth).
- the boom 16 is bent forward in the middle, and is formed in a substantially “ ⁇ ” shape in side view.
- a rear end portion of the arm 17 is supported on the upper end portion of the boom 16 so as to be rotatable in the front-rear direction, and a packet 18 as a work attachment is supported on the distal end portion of the arm 17 so as to be rotatable in the front-rear direction.
- a boom cylinder 20 for turning the boom is interposed between the front part of the boom bracket 15 and the front part of the middle part of the boom 16, and an arm cylinder 21 for turning the arm is connected to the rear part of the boom 16 and the arm 17.
- a bucket cylinder 22 for rotating the packet is interposed between the stage at the rear portion of the arm 17 and the packet 18.
- a force working machine 1 such as these boom 16, arm 17, knot 18, each cylinder 21 ⁇ 22 • 23 is configured.
- the boom 16 can be rotated by the telescopic drive of the boom cylinder 20
- the arm 17 can be rotated by the telescopic drive of the arm cylinder 21, and the packet 18 can be expanded and driven by the bucket cylinder 22. It can be rotated by.
- the swivel base frame 5 on the crawler type traveling device 3 can be turned by the rotation drive of the turning motor 6.
- an opening 5a for disposing a swivel bearing is provided in the front, rear, left and right center of the swivel frame 5, and the center thereof is the swivel center of the machine 2.
- the rear part of the swivel frame 5 is formed in a semicircular shape (approximately 3Z5 circle) centered on the swivel center in plan view, and the radius of the semicircular part is the swivel frame 5 swiveling at the rear end. It is substantially the same as the radius of the locus. In other words, the distance from the turning center to the arc portion is the radius of the substantially circular turning locus drawn by the rear part of the turntable frame.
- the swivel base frame 5 has a lateral width that is substantially the same as the lateral width of the crawler type traveling device 3, and the swivel frame 5 is turned by driving a turning motor 6 provided in the vicinity of the opening 5a on the crawler type traveling device 3. Configured to be able to.
- the front portion of the swivel base frame 5 is cut out in a straight line on the left and right, and the outer periphery of the front portion is formed in a straight line.
- a boom bracket mounting portion 5b for mounting a boom bracket 15 configured in a substantially triangular shape in plan view is provided at the center of the left and right sides of the straight portion so as to protrude forward, and a work implement is provided at the front of the boom bracket mounting portion 5b.
- the boom bracket 15 to which 1 is mounted is arranged so as to be located within the turning radius.
- the operation unit 13 is disposed on the left side of the swivel frame 5, while the bonnet 10 is disposed along the outer peripheral shape of the swivel frame 5 on the right side and the rear.
- the engine 8, hydraulic pump 26, fuel tank, hydraulic oil tank, radiator, etc. are housed inside.
- a step portion 5c that is recessed rearward is provided on the left and right sides of the front portion of the swivel base frame 5, that is, on the right side that is opposite to the left and right sides of the driving operation unit 13 in this embodiment.
- the front surface of the stepped portion 5c extends in the left-right direction.
- a swing cylinder 28 is provided so as to protrude from the opening 10a toward the boom bracket 15 in an urgent direction.
- the swing cylinder 28 is pivotally supported at a pivot end 5d provided on the swivel base frame 5 at the rear end, while the tip end is connected to the boom bracket 15, and the boom bracket 15 is pivoted by its telescopic drive. It is configured to be able to turn left and right with respect to the base frame 5.
- a second step 29 is provided above the step portion 5c of the swivel base frame 5, the step portion 5c and the opening 1 Oa are concealed so as to cover the front part of the cylinder tube of the swing cylinder 28 and be positioned within the turning radius.
- the second step 29 has a substantially triangular shape in plan view and is detachably fixed to the front part of the bonnet 10, and the height of the upper surface continuously matches the step 12 provided in the front part of the operation part 13 in the left-right direction. They are arranged as follows. In this way, a walk-through space is formed above step 12 and second step 29 so as to escape in the left-right direction. This walk-through space expands the workable range on this machine 2 and improves workability. ing.
- the hydraulic hose is collectively extended from the opening 10 a below the second step 29 to the cylinders 20, 21, and 22 provided in the work machine 1, and the second step 29 is removed. Therefore, maintenance can be performed easily.
- an engine support for supporting the engine 8 arranged in the left-right direction on the swivel base frame 5 as shown in FIGS.
- a support body integrally configured with the member 31 and the canopy mounting member 32 for mounting the canopy 14 is fixedly disposed on the swivel frame 5.
- the support is configured in a substantially L shape in side view.
- the engine support member 31 includes a rear frame 31a and a front frame 31b that are arranged in parallel in the front-rear direction, and a frame 31c that is arranged in parallel in the left-right direction.
- the frame 31a, 31b, 31c, and 31d are arranged in a horizontal direction and configured in a frame shape.
- the rear frame 31a is directly fixed on the swivel base frame 5
- the front frame 31b is fixed on the swivel base frame 5 via a bracket 33 bent in an inverted U shape when viewed from the side.
- left and right frames 31c'31d configured in a ship bottom shape when viewed from the side are provided horizontally with appropriate intervals.
- Engine support member An engine 8 is supported on a rear frame 3 la and a front frame 3 lb of 31 via a vibration isolating member 34, and a canopy mounting member 32 is erected on a rear frame 31a.
- the canopy mounting member 32 includes columnar left and right frames 32a and 32b and a plate-shaped canopy mounting plate 32c.
- the left and right frames 32a '32b are the left and right sides of the rear frame 31a of the engine support member 31.
- Each of the forces is fixed so as to protrude upward, and a canopy mounting plate 32c is horizontally provided between the upper ends of the left and right frames 32a'32b.
- the canopy mounting member 32 is formed integrally with the engine support member 31 and is fixed on the swivel frame 5 with bolts or the like, so that it can be tilted in the front-rear direction rather than being fixed on the swivel frame 5 alone. And vibration can be reduced.
- the canopy mounting member 32 is unlikely to fall backward, and the forward fall is stretched by the engine support member 31, so that it is placed on the swivel frame 5. It can be supported stably.
- the canopy mounting plate 32c is disposed behind the driver seat 11 of the driving operation unit 13, and the canopy 14 is mounted and fixed on the canopy mounting plate 32c.
- a reinforcing member 35 is connected between the upper portion of the canopy mounting member 32 and the front portion of the engine support member 31, thereby reinforcing the support. That is, the reinforcing member 35 is formed so that the plate has a substantially inverted L shape when viewed from the side, and is disposed so as to surround the front upper side of the engine 8, and below the vertical portion 35a of the front frame 31b of the engine support member 31. To the canopy mounting plate 32c of the canopy mounting member 32 at the rear of the horizontal portion 35b. Thus, the canopy mounting member 32 and the engine support member 31 are firmly fixed in a frame shape in a side view by the reinforcing member 35.
- the canopy mounting member 32 and the engine support member 31 are integrally fixed to the swivel frame 5, and the canopy mounting member 32 is fixed to the swivel frame 5 as a single unit.
- the canopy mounting member 32 can be firmly fixed and stabilized.
- the canopy mounting member 32 and the engine support member 31 can be assembled to the swivel frame 5 with various devices mounted on the canopy mounting member 32 and the engine support member 31. Improvements can be made.
- Examples of equipment that can be installed include Notter 36, Air Cleaner 37, and Rajeta 40.
- the notch 36 is supported and fixed on the battery mounting base 38 attached to the left frame 32 a of the canopy attachment member 32, and is arranged at the upper left rear of the engine 8.
- the air cleaner 37 is attached to the bottom surface of the canopy mounting plate 32c via a stay 39 or the like, and is disposed at the rear upper part of the left and right center portion of the engine 8.
- the radiator 40 is supported on a radiator support base 41 attached to the right end of the rear frame 3 la and the front frame 3 lb of the engine support member 31, and is disposed on the right side of the engine 8.
- the canopy mounting member 32 is also provided with a hydraulic hose and a ridge to prevent vibration and entanglement.
- a muffler 42 is attached to the reinforcing member 35.
- the muffler 42 is attached via a stay 43 attached to the horizontal portion 35b of the reinforcing member 35, and is arranged in the front-rear direction above the engine 8.
- the engine 8 is attached to the support body and the canopy attachment member 32 is attached from the front, rear, left and right sides of the engine. Since various devices such as Notter 36, Air Cleaner 37, Rajta 40, and Muffler 42 can be attached to the reinforcing member 35, tools and hands can be easily brought close to each part for assembly work. Assembly work can be performed reliably and easily.
- the engine 8 supported on the engine support member 31 is disposed such that the crankshaft is in the left-right direction of the machine body.
- a cooling fan 45 is provided on the right side of the engine 8 and can be driven by the engine 8 via a belt or a pulley.
- a radiator 40 and an oil cooler 46 are connected to the right and left sides of the cooling fan 45, and are arranged so that they do not overlap in a side view and the front end faces outward.
- a shroud 47 is provided between the radiator 40 and the oil cooler 46 and the cooling fan 45, and a substantially triangular space is formed in the shroud 47 in plan view.
- the radiator 40 and the oil cooler 46 are disposed at a predetermined distance from the side wall of the bonnet 10 formed in an arc shape.
- a duct 48 is provided between the oil cooler 46 and the side wall of the bonnet 10.
- An opening 10b is provided in a portion of the side of the bonnet 10 facing the radiator 40 and the oil cooler 46.
- the duct 48 is communicated with the outside through the opening 10b, and the cooling air from the cooling fan 45 is supplied to the duct 48. And it can be discharged to the outside through the opening 10b.
- a horizontal rail 10c is horizontally mounted in the opening 10b and a mesh member is provided, and the radiator 40 and the oil cooler 46 are protected by the horizontal beam 10c and the mesh member.
- a movable louver 50 is provided in the duct 48 between the radiator 40 and the oil cooler 46 and the opening 10 b provided on the side surface of the bonnet 10, and the cooling fan 45 is provided by the louver 50.
- the cooling air is discharged from the opening 10b to the outside, the direction of the cooling air can be changed.
- the louver 50 has a pair of front and rear side frames 51 and 51 fixed to the side wall of the duct 48, and a plurality of louvers 50 are arranged between the side frames 51 and 51. , And a means for changing the angle of the slats 52 and 52 and a position fixing member for the angle.
- the slats 52 ⁇ 52 ⁇ ⁇ ⁇ are laid horizontally in parallel, and one end force in the short direction at both ends in the longitudinal direction of each slat 52 is also directed to the side frames 51 ⁇ 51 to project the shaft portion 52a • 52a. Formed!
- the shaft portion 52a '52a is pivotally supported by bearing portions 51a' 51a provided at predetermined intervals in the vertical direction of the left and right side frames 51 ⁇ 51.
- the louver 50 is configured to be movable by rotatably supporting the both sides of each slat 52 on the left and right side frames 51.
- the outer side of the slat 52 is bent slightly obliquely upward, and the portion facing the oil cooler 46 is made narrower, and is shaped along the side wall of the bonnet 10.
- a pivotal support part 52b is provided so as to protrude from the other end in the short direction at one longitudinal end of each wing plate 52 in parallel with the shaft part 52a, and the pivotal support part 52b is parallel to the side frame 51 vertically. It is pivotally supported by lever 53 arranged in the direction.
- the lever 53 is linked to the slats 52 ⁇ 52 ⁇ ⁇ ⁇ so that the slats 52 ⁇ 52 ⁇ ⁇ ⁇ can be rotated in the same direction by moving the lever 53 in the vertical direction.
- the upper portion of the lever 53 extends upward in the duct 48, and is bent so that the upper end portion 53 a is in contact with the side wall of the duct 48.
- a position fixing member is disposed between the upper portion of the lever 53 and the duct 48. That is, A bolt projects from the upper end 53a of the lever 53 to the side.
- An arc-shaped elongated hole 48a is provided in the side wall of the duct 48 on the side of the upper end 53a of the lever 53, and the wing nut 55 is screwed by projecting the bolt outward from the elongated hole 48a.
- the lever 53 By tightening the wing nut 55, the lever 53 can be fixed at an operated position. In this way, the louver 50 can change the slats 52 ⁇ 52 ⁇ ⁇ ⁇ to an arbitrary angle and hold them.
- the fixing means of the lever 53 may be a pin or the like that is not limited to bolts and nuts, and a motor is connected to any one of the shaft portions 52a, and the blades 52 ⁇ 52 ⁇ It is also possible to change the angle of the slats 52 ⁇ 52 ⁇ ⁇ ⁇ by changing the angle of ⁇ ⁇ or by connecting the lever 53 to the cylinder and expanding and contracting the cylinder.
- the actuator such as a motor or a cylinder can be remotely operated by an operating means provided in the operating section.
- the louver 50 is configured to be able to hold the slats 52 ⁇ 52 ⁇ ⁇ ⁇ at an arbitrary angle by operating the lever 53 from above the duct 48.
- the outer side of the slat 52 is inclined obliquely upward.
- the slat 52 can be held in a substantially horizontal state. Is set.
- the nut 55 can be positioned and fixed at an arbitrary position above and below the long hole 48a.
- the cooling air is discharged from the opening 10b provided in the bonnet 10.
- the direction can be changed to the side of the machine or diagonally upward depending on the situation. Therefore, it is possible to prevent the heated cooling air from blowing on standing trees or pedestrians. For example, if there is a standing tree on the side of the machine, the cooling air can be discharged so that the standing tree is not blown by changing the discharge direction of the cooling air diagonally upward. Also, if the warmed cooling air is discharged upward, depending on the direction of the air, the driver on the operation unit 13 may be blown.
- the cooling air can be discharged to the side by changing to a substantially horizontal direction, and it is possible to prevent the warm cooling air from blowing to the driver.
- the nut 55 for adjusting the louver 50 is arranged below the cover 58 covering the maintenance space 10d provided at the right front portion of the bonnet 10. Yes.
- the cover 58 has a rear end pivotally supported by the airframe, and is configured to open and close by pivoting up and down about the rear end. As a result, when the cover 58 is rotated upward and opened, the nut 55 is exposed so that the nut 55 can be operated, and the angle adjustment of the louver 52 52 ⁇ 52 ⁇ is adjusted. Can be done easily and quickly.
- a fuel tank 59 is provided in front of the radiator 40 and the louver 50. As shown in FIG. 10 and FIG. 13, the fuel tank 59 is placed and fixed on the swivel frame 5, and the upper part is covered with the cover 58.
- a fuel supply port 59a is provided on the upper surface of the fuel tank 59, and the cover 58 is pivoted upward to be opened so that fuel can be supplied into the fuel tank 59 from the fuel supply port 59a.
- the inner side in the left-right direction of the fuselage at the lower part of the fuel tank 59 is cut out, and the swing cylinder 28 is disposed in the cutout 59b.
- the fuel tank 59 can be disposed on the left and right sides of the swing cylinder 28 and the swivel base frame 5 while expanding the lower portion thereof to the side of the swing cylinder 28 to increase the capacity.
- the reservoir tank it is possible to arrange the reservoir tank in the same configuration instead of the fuel tank 59.
- the second step 29 is arranged in front of the fuel tank 59, and the operator rotates and opens the cover 58 on the second step 29 to adjust the angle of the slat 52 of the louver 50.
- the fuel tank 59 can be refueled from the refueling port 59a.
- the hydraulic pump 26 is provided on the opposite side to the radiator 40 of the engine 8 so that the engine 8 can be driven.
- a reservoir tank 61 is provided on the left side of the hydraulic pump 26, and the control valve 25 is provided in front of the reservoir tank 61.
- the control valve 25 and the hydraulic pump 26, the reservoir tank 61, and the control valve 25 and the swing motor 6, the swing cylinder 28, each cylinder 20 ⁇ 21 ⁇ 22 of the work machine 1, etc. are connected by a hydraulic hose.
- the hydraulic oil is supplied from the reservoir tank 61.
- the control valve 25 is disposed in front of the reservoir tank 61. It is arranged at the left front of the swivel base frame 5 and is held and fixed by the bracket 62 in a state where it stands up leaning from front to back.
- the control valve 25 By arranging the control valve 25 in an inclined manner in this way, it can be arranged as far as possible on the front side of the swivel base frame 5, and the rear end position of the control valve 25 can also be positioned forward. Therefore, the space behind the space can be made large. In this space, the front portion of the reservoir tank 61 can be bulged and the capacity of the reservoir tank 61 can be increased.
- an external take-out part 63 for a breaker or the like as a retrofitting work machine can be arranged in a space formed in front and lower of the control valve 25.
- a pedal base 65 is provided at the upper end of the bracket 62 to which the control valve 25 is attached, and the step 12 is disposed above the pedal base 65.
- Step 12 consists of a front step 12A covering the pedal base 65 and a rear step 12B connected to the rear part of the front step 12A.
- a plurality of pedals and levers are provided on the front step 12A or the rear step 12B. It is configured with.
- a traveling acceleration pedal 66, a PTO operation pedal 67, and a swing pedal 68 are arranged in order from the left in the vicinity of the front center of Step 12, and a pair of left and right is placed between the PTO operation pedal 67 and the swing pedal 68.
- the traveling operation levers 69 ⁇ 69 are provided so as to protrude upward.
- operating pedals 70 and 70 are provided in the lower part of the left and right operating levers 69 and 69 so that the operating levers 69 and 69 can be operated with the operating pedals 70 and 70. Being! RU
- the PTO operation pedal 67 and the swing pedal 68 are pivotable forward and backward around the fulcrum shaft 71 ⁇ 72 on the pedal base 65 on one side (front side), respectively. And is linked to the control valve 25 through a link mechanism 73 provided in the pedal base 65.
- the operation levers 69 and 69 are supported so as to be pivotable back and forth around the fulcrum shafts 74 and 74, and are linked to the control valve 25 via a link mechanism 73 provided in the pedal base 65.
- control valve 25 is inclined obliquely from front to rear and low, so that the upper end of the control valve 25 and the operation lever 69 and The distance from the operation pedal 70 and the like can be shortened, and the link mechanism 73 that links the two can be configured simply to reduce the cost.
- operation pedals 70 and 70 can be stably depressed.
- the PTO operation pedal 67 and the swing pedal 68 are formed in a substantially L shape when viewed from the side, and have foot placing portions 67a'68a on both upper and lower sides on one side, and a fulcrum shaft 71 ⁇ on the other side.
- Each pedal 67 ⁇ 68 is in an operating state!
- the center of the placement portion 67a ⁇ 68a is formed so as to be recessed downward, and the foot is placed on the placement portion 67a '68a so that the depression operation can be performed.
- it is configured to rotate up and down around the fulcrum shafts 71 and 72, thereby operating the control valve 25 via the link mechanism 73.
- swing pedal 68 is operated by swinging left and right.
- the operation state is manually switched to the retracted state and rotated forward, the left and right sides abut against the receiving members 75 and 76 and are held on the previous step 12A.
- An optional switch 77 ⁇ 78 is provided at the center of the receiving member 75 ⁇ 76, and when the pedal 6 7 ⁇ 68 is in the stowed state, the placing portion 67a ′ that protrudes upward from the pedal 67 ⁇ 68 68 A covered and protected.
- a front cover 81 is disposed at the front end of the step 12 so as to cover the front of the eaves operation pedal 67 and the swing pedal 68.
- the front cover 81 is formed in a convex shape when viewed from the front, and is laid horizontally between handrails 82 that are substantially in the shape of a gate when viewed from the front of the step 12. Yes.
- An opening 81a is provided at the upper center of the front cover 81, and the headlamp 83 is disposed in the opening 81a so as to be as high as possible in front of the operation unit 13. Therefore, the front of the driver can be illuminated by the headlight 83, and visibility around the driver can be improved.
- the front cover 81 is arranged such that the left and right upper portions thereof are positioned in front of the pedals 67 and 68 provided on the left and right sides of the step 12. As a result, when the foot is extended forward of the pedal, the front cover 81 can be extended forward from both the left and right sides, and the space at the foot portion of the operator can be enlarged.
- the swivel frame 5 including the engine 8, the hydraulic pump 26, the fuel tank, the hydraulic oil tank, the radiator, and the like is provided with mounting portions at the left and right centers of the left and right straight portions of the front portion.
- the turning work vehicle is made to be a rear ultra-small turning type, but the work implement is attached to the stepped portion 5c provided on the right side of the front portion, as shown in FIG.
- the turning work vehicle is configured to be a very small turning type. In other words, except for the front end of the turntable frame 5, it is configured so that it can be shared by both the rear ultra-small turning type and the ultra-small turning type turning work vehicle. Accordingly, the mold for forming the swivel base frame 5 in the rear ultra-small turning type and the ultra-small turning type turning work vehicle can be made common, and the productivity can be improved and the cost can be reduced.
- the work machine 101 When an ultra-small turning type turning work vehicle is configured using the turntable frame 5, as shown in FIGS. 23 and 24, the work machine 101 has its fulcrum 105a positioned within the turning radius. At the step part 5c of the swivel frame 5, it is pivotally supported by the pivot part 5e and to the right with respect to the swivel frame 5. It is arranged by the side. In this way, the driving operation unit arranged on the opposite side of the work machine
- the 13 spaces are secured as much as possible, and the comfort of the operation unit 13 is enhanced.
- the work machine 101 includes a lever, a knot 102, an arm 103, a boom 104, a hydraulic cylinder for operating these, and the like, a packet 10 2 serving as an attachment.
- Boom 104 is constructed by connecting first boom 105, second boom 106, and third boom 107 from the base side in order, with the machine side force also directed to the tip side, and the base of first boom 105 is the swivel base.
- the base 5 of the second boom 106 is pivotally supported at the tip of the first boom 105 so as to be pivotable in the left-right direction.
- a base portion of the third boom 107 is pivotally supported at the distal end portion of the second boom 106 so as to be able to turn left and right. Then, the base of the arm 103 is pivotally supported at the tip of the boom 104, that is, the tip of the third boom 107, and the packet 102 is pivoted at the tip of the arm 103 so as to be pivotable back and forth. It is supported.
- the boom cylinder 111 for pivoting the boom includes a bracket 112 projecting downward from the fulcrum 105a from the base portion of the first boom 105, and a pivot portion 5f provided at the rear portion of the swivel base frame 5.
- the arm cylinder 113 for turning the arm is interposed between the arm bracket 114 projecting upward from the base of the arm 103 and the base of the third boom 107, and the bucket for turning the packet.
- a cylinder 115 is interposed between the link mechanism 116 and the arm bracket 114 of the packet 102.
- the boom 104 can be rotated by the telescopic drive of the boom cylinder 111
- the arm 103 can be rotated by the telescopic drive of the arm cylinder 113
- the packet 102 can be rotated by the telescopic drive of the bucket cylinder 115. It is.
- An offset rod 119 is interposed between a bracket 117 protruding from the right side surface of the distal end of the first boom 105 and a bracket 118 protruding from the right side of the base side of the third boom 107.
- an offset cylinder 123 is interposed between a bracket 121 projecting from the right side of the central portion of the first boom 105 and a bracket 122 projecting from the right side of the base of the second boom 106. .
- the trod 109 also rotates to the left and right, and the third boom 107, arm 103, and packet 102 arranged on the tip side of the third boom 107 are moved substantially in parallel to the left and right without tilting left and right in the rear view (offset movement). ) Is configured to be able to.
- the second boom 106 is formed in a substantially parallelogram shape when viewed from the back, with the boom 104 pivoted in the rearmost direction, and one diagonal line A is in the vertical direction.
- the other diagonal B is inclined to the left and right center of the aircraft, and the first boom 105 and the third boom 107 are pivoted by pivot shafts 125 and 126 provided at both ends of the former diagonal A, respectively. It is configured to be supported.
- the second boom 106 is a substantially parallelogram, and the angle a between the diagonal line A in the front-rear direction (vertical direction) and the side 106b on the base side inside the fuselage is equal to the diagonal line A and the tip side on the inner side of the fuselage. It is configured to be smaller than the angle ⁇ with the side 106c.
- the protrusion on the inner side of the base that does not reduce the rigidity of the second boom 106 is reduced, and the second boom 106 is less likely to come into contact with the inner side of the front end of the first boom 105. It is possible to rotate greatly inward. Since the offset amount of the second boom 106 can be increased in this way, the first boom 105 can be disposed as much as possible outside the machine body, and the space of the operation unit 13 can be increased. At this time, the portion 106a bulging outward on the base side of the second boom 106 is larger than the bulging inward at the same vertical position, so the piston rod of the offset cylinder 123 that rotates the second boom 106 is used.
- the bracket 122 which is a pivotal support portion of the second boom 106 is provided so as to further protrude outward in a portion 106a bulging outward on the base side of the second boom 106. It is possible to rotate greatly.
- the first boom 105 is formed in a substantially S shape in a side view.
- the first boom 105 is located in the front space formed on the front end side when the work implement 101 is in the rearmost position and the packet 102 is rotated so as to approach the boom 104 via the arm 103.
- the packet 102 is configured to enter into the rear space, and at the same time, the front portion of the bonnet 10 is configured to enter the rear space formed on the base side.
- the packet 102 can be positioned as close as possible to the rear machine side without increasing the first boom 105, that is, the rear turning angle of the work machine 101, and the turning radius can be reduced.
- the boom cylinder 111 that rotates the boom 104 is housed in the bonnet 10 behind the stepped portion 5c of the swivel base frame 5, and is provided in the operation operation unit 13. It is arranged to be located below 12. In this way, a large space inside the bonnet 10 is secured, and it is possible to increase the capacity of the fuel tank 59 and the reservoir tank 61 accommodated in the space, and to ensure a space where the cooling air flows. Yes. Further, by arranging the boom cylinder 111 not on the work machine 101 side but on the machine side, the compactness and light weight of the work machine 101 can be achieved.
- the boom cylinder 111 is mounted on the turntable frame 5 on the rear ultra-small turning type turning work vehicle.
- the Cf is placed in the same position as the swing cylinder 28, and the fuel tank 59 and the radiator 40 are arranged on the swivel frame 5 above the boom cylinder 111 side by side in the same manner as described above, and on the side of the radiator 40.
- Engine 8 and reservoir tank 61 are arranged side by side. In this way, various devices are efficiently arranged on the swivel frame 5 and the layout is configured so that it can be shared by the rear ultra-small turning type and the ultra-small turning type turning work vehicle.
- the turning work vehicle according to the present invention is designed such that when the cooling air after cooling the engine or the like is discharged as exhaust air to the side of the machine, the side of the machine is located on the side of the machine. It is industrially useful because it can prevent pedestrians passing through it and so on.
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- General Engineering & Computer Science (AREA)
- Transportation (AREA)
- Civil Engineering (AREA)
- Mining & Mineral Resources (AREA)
- Structural Engineering (AREA)
- Component Parts Of Construction Machinery (AREA)
- Cooling, Air Intake And Gas Exhaust, And Fuel Tank Arrangements In Propulsion Units (AREA)
- Superstructure Of Vehicle (AREA)
- Body Structure For Vehicles (AREA)
Abstract
Description
Claims
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US11/994,793 US8327811B2 (en) | 2005-07-05 | 2006-01-19 | Rotary working machine |
| EP06711981A EP1902889A4 (en) | 2005-07-05 | 2006-01-19 | ROTARY WORKING MACHINE |
| KR1020087002218A KR101196012B1 (ko) | 2005-07-05 | 2006-01-19 | 선회 작업차 |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2005-196828 | 2005-07-05 | ||
| JP2005196828A JP4667141B2 (ja) | 2005-07-05 | 2005-07-05 | 旋回作業車 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| WO2007004329A1 true WO2007004329A1 (ja) | 2007-01-11 |
Family
ID=37604205
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/JP2006/300735 Ceased WO2007004329A1 (ja) | 2005-07-05 | 2006-01-19 | 旋回作業車 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US8327811B2 (ja) |
| EP (1) | EP1902889A4 (ja) |
| JP (1) | JP4667141B2 (ja) |
| KR (1) | KR101196012B1 (ja) |
| CN (1) | CN101233007A (ja) |
| WO (1) | WO2007004329A1 (ja) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP4497878A3 (en) * | 2020-02-24 | 2025-04-23 | Hudson Delta B.V. | Electric drive of mobile apparatus |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4864777B2 (ja) * | 2007-03-16 | 2012-02-01 | 株式会社クボタ | バックホー |
| CN103266842B (zh) * | 2013-05-02 | 2015-03-11 | 苏州市捷达消防车辆装备有限公司 | 消防车的联动式百叶窗结构 |
| JP6216164B2 (ja) * | 2013-06-14 | 2017-10-18 | ヤンマー株式会社 | 作業車両 |
| KR102130877B1 (ko) * | 2014-03-20 | 2020-07-08 | 얀마 파워 테크놀로지 가부시키가이샤 | 엔진 장치 및 이것을 탑재한 정치형 작업기 |
| US10252611B2 (en) * | 2015-01-22 | 2019-04-09 | Ford Global Technologies, Llc | Active seal arrangement for use with vehicle condensers |
| JP6566817B2 (ja) * | 2015-09-29 | 2019-08-28 | 株式会社クボタ | 作業車 |
| USD832137S1 (en) * | 2016-03-02 | 2018-10-30 | Mora Contract Manufacturing Ab | Snowmobile accessory |
| US10184227B2 (en) * | 2016-06-21 | 2019-01-22 | Kubota Corporation | Work machine |
| US10813286B2 (en) | 2017-11-15 | 2020-10-27 | Cnh Industrial America Llc | System and method for adjusting the flow orientation of an air flow exhausted from an agricultural harvester |
| JP2022098754A (ja) * | 2020-12-22 | 2022-07-04 | ヤンマーホールディングス株式会社 | 建設機械 |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59107925U (ja) * | 1983-01-11 | 1984-07-20 | ヤンマー農機株式会社 | トラクタ−のボンネツト部におけるカバ−装置 |
| JPS59163525U (ja) * | 1983-04-19 | 1984-11-01 | セイレイ工業株式会社 | バツクホ−のラジエ−タ−冷却排気排出窓配設構造 |
| JPS60113221U (ja) * | 1984-01-06 | 1985-07-31 | 新キャタピラー三菱株式会社 | 土工車輛用消音ル−バ−装置 |
| JPS63270230A (ja) * | 1987-04-29 | 1988-11-08 | Honda Motor Co Ltd | 車両の冷却、排風構造 |
Family Cites Families (43)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US957776A (en) * | 1906-02-23 | 1910-05-10 | Robert A Ilg | Ventilating-fan. |
| US1220794A (en) * | 1916-03-18 | 1917-03-27 | Walter Edwin Stephenson | Motor-radiator air-draft control. |
| US1257218A (en) * | 1917-03-29 | 1918-02-19 | Leslie W Griswold | Heat-controller for air-cooled engines. |
| US1257219A (en) * | 1917-09-04 | 1918-02-19 | Leslie W Griswold | Heat-controller for air-cooled engines. |
| US1352509A (en) * | 1920-01-24 | 1920-09-14 | Leslie W Griswold | Air-control device for engines |
| US1649246A (en) * | 1922-02-23 | 1927-11-15 | Banning Jr Thomas A | Internal-combustion engine |
| US1528575A (en) * | 1922-12-01 | 1925-03-03 | William H Schill | Automobile radiator shutter |
| US1573641A (en) * | 1923-05-26 | 1926-02-16 | Gen Motors Res Corp | Air-cooling system |
| US1542407A (en) * | 1923-12-22 | 1925-06-16 | Pines Mfg Company | Shutter apparatus for radiators |
| US2357137A (en) * | 1941-11-22 | 1944-08-29 | Gen Electric | Shutter construction |
| US2551921A (en) * | 1945-11-20 | 1951-05-08 | William C Arsem | Automatic radiator shutter |
| US3226025A (en) | 1963-02-21 | 1965-12-28 | Kysor Industrial Corp | Electrically driven thermostatically controlled heat regulating mechanism for automotive vehicles |
| US3885945A (en) | 1974-03-20 | 1975-05-27 | Owens Corning Fiberglass Corp | Method of and apparatus for electrically heating molten glass |
| DE2359388A1 (de) | 1973-11-28 | 1975-06-05 | Willi Gaspers | Kuehler-jalousie fuer wassergekuehlte kraftfahrzeugmotoren, die sich bei erreichter betriebstemperatur selbsttaetig oeffnet und bei abgeschaltetem motor sofort wieder schliesst |
| DD129540A1 (de) * | 1976-12-31 | 1978-01-25 | Dieter Kunze | Luftleiteinrichtung am motorkuehlsystem einer selbstfahrenden landmaschine |
| DD140105A1 (de) * | 1978-12-27 | 1980-02-13 | Dieter Berth | Luftfuehrung am kuehlsystem und antriebsmotor einer selbstfahrenden landmaschine |
| JPS6134224Y2 (ja) * | 1981-04-22 | 1986-10-06 | ||
| US4457758A (en) | 1981-10-06 | 1984-07-03 | C. R. Bard, Inc. | Venting assembly for a sealed body fluid drainage device |
| JPS59163525A (ja) | 1983-03-08 | 1984-09-14 | Japan Spectroscopic Co | 連続駆動型マイケルソン干渉計の可動鏡駆動装置 |
| JPS60113221A (ja) | 1983-11-25 | 1985-06-19 | Fuji Xerox Co Ltd | 複写機用露光位置制御装置 |
| US4753288A (en) * | 1986-10-22 | 1988-06-28 | Kysor Industrial Corporation | Polymeric shutter assembly |
| JPH0535888Y2 (ja) * | 1987-06-22 | 1993-09-10 | ||
| KR970065061A (ko) | 1996-03-12 | 1997-10-13 | 김영귀 | 액티브 라디에이터 그릴 |
| JP2000062474A (ja) * | 1998-08-21 | 2000-02-29 | Komatsu Ltd | 作業車両の冷却装置 |
| JP3732480B2 (ja) * | 2000-12-01 | 2006-01-05 | 日立建機株式会社 | 建設機械 |
| JP3600164B2 (ja) * | 2001-02-13 | 2004-12-08 | 三洋電機株式会社 | 冷暖房用車載空気調和機 |
| FR2821817A3 (fr) * | 2001-03-07 | 2002-09-13 | Plastic Omnium Cie | Ensemble constitue par une piece de carrosserie de vehicule automobile et par un obturateur d'entree d'air et piece de carrosserie apte a supporter un tel obturateur |
| US6527333B2 (en) * | 2001-04-18 | 2003-03-04 | Ford Global Technologies, Inc. | Solid state drag reducing vehicle grille |
| JP3929347B2 (ja) | 2002-04-24 | 2007-06-13 | 株式会社ニフコ | 空気吹き出し口の調節装置 |
| ITTO20020727A1 (it) * | 2002-08-14 | 2004-02-15 | Fiat Kobelco Construction Machinery Spa | Apparecchiatura di raffreddamento per un autoveicolo, in particolare per un escavatore. |
| CA2501496A1 (en) * | 2002-10-11 | 2004-06-03 | The Nordam Group, Inc. | Bifold door thrust reverser |
| JP3952972B2 (ja) * | 2003-03-07 | 2007-08-01 | コベルコ建機株式会社 | 建設機械の冷却装置 |
| JP4163555B2 (ja) * | 2003-05-29 | 2008-10-08 | ヤンマー株式会社 | 旋回式作業機械 |
| JP4226546B2 (ja) * | 2004-03-29 | 2009-02-18 | 株式会社クボタ | 旋回作業機 |
| KR101127799B1 (ko) * | 2004-12-29 | 2012-03-26 | 두산산업차량 주식회사 | 엔진식 지게차의 쿨링장치 |
| KR200381387Y1 (ko) * | 2005-01-26 | 2005-04-11 | 손경섭 | 높이조절의자 |
| CN101233277A (zh) * | 2005-07-05 | 2008-07-30 | 洋马株式会社 | 建筑机械 |
| US7753152B2 (en) * | 2005-09-15 | 2010-07-13 | Komatsu Ltd. | Cooling device for construction machine |
| US7503419B2 (en) * | 2005-09-26 | 2009-03-17 | Kubota Corporation | Backhoe |
| JP4501945B2 (ja) * | 2007-02-23 | 2010-07-14 | コベルコ建機株式会社 | 建設機械の冷却器用フィルタの取付構造 |
| US7836967B2 (en) * | 2008-07-28 | 2010-11-23 | Caterpillar Inc | Cooling system packaging arrangement for a machine |
| US20100071978A1 (en) * | 2008-09-22 | 2010-03-25 | Clark Equipment Company | Combustion air cleaner scavenge system |
| JP4909972B2 (ja) * | 2008-10-02 | 2012-04-04 | 本田技研工業株式会社 | 車両用エンジンの冷却装置 |
-
2005
- 2005-07-05 JP JP2005196828A patent/JP4667141B2/ja not_active Expired - Fee Related
-
2006
- 2006-01-19 EP EP06711981A patent/EP1902889A4/en not_active Withdrawn
- 2006-01-19 US US11/994,793 patent/US8327811B2/en not_active Expired - Fee Related
- 2006-01-19 WO PCT/JP2006/300735 patent/WO2007004329A1/ja not_active Ceased
- 2006-01-19 CN CNA200680028042XA patent/CN101233007A/zh active Pending
- 2006-01-19 KR KR1020087002218A patent/KR101196012B1/ko not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59107925U (ja) * | 1983-01-11 | 1984-07-20 | ヤンマー農機株式会社 | トラクタ−のボンネツト部におけるカバ−装置 |
| JPS59163525U (ja) * | 1983-04-19 | 1984-11-01 | セイレイ工業株式会社 | バツクホ−のラジエ−タ−冷却排気排出窓配設構造 |
| JPS60113221U (ja) * | 1984-01-06 | 1985-07-31 | 新キャタピラー三菱株式会社 | 土工車輛用消音ル−バ−装置 |
| JPS63270230A (ja) * | 1987-04-29 | 1988-11-08 | Honda Motor Co Ltd | 車両の冷却、排風構造 |
Non-Patent Citations (1)
| Title |
|---|
| See also references of EP1902889A4 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP4497878A3 (en) * | 2020-02-24 | 2025-04-23 | Hudson Delta B.V. | Electric drive of mobile apparatus |
Also Published As
| Publication number | Publication date |
|---|---|
| EP1902889A4 (en) | 2012-01-11 |
| US20100126440A1 (en) | 2010-05-27 |
| KR101196012B1 (ko) | 2012-10-30 |
| US8327811B2 (en) | 2012-12-11 |
| KR20080032125A (ko) | 2008-04-14 |
| CN101233007A (zh) | 2008-07-30 |
| EP1902889A1 (en) | 2008-03-26 |
| JP4667141B2 (ja) | 2011-04-06 |
| JP2007015462A (ja) | 2007-01-25 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP4303708B2 (ja) | 旋回作業車 | |
| JP4667141B2 (ja) | 旋回作業車 | |
| JP4667142B2 (ja) | 旋回作業車 | |
| JP4287844B2 (ja) | 旋回作業車 | |
| JP4167675B2 (ja) | 旋回作業車 | |
| JP4540562B2 (ja) | 旋回作業車 | |
| JP4585395B2 (ja) | 旋回作業車 | |
| JP4585396B2 (ja) | 超小旋回作業車 |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 121 | Ep: the epo has been informed by wipo that ep was designated in this application | ||
| DPE1 | Request for preliminary examination filed after expiration of 19th month from priority date (pct application filed from 20040101) | ||
| NENP | Non-entry into the national phase |
Ref country code: DE |
|
| WWW | Wipo information: withdrawn in national office |
Ref document number: DE |
|
| WWE | Wipo information: entry into national phase |
Ref document number: 2006711981 Country of ref document: EP |
|
| WWE | Wipo information: entry into national phase |
Ref document number: 1020087002218 Country of ref document: KR |
|
| WWE | Wipo information: entry into national phase |
Ref document number: 200680028042.X Country of ref document: CN |
|
| WWP | Wipo information: published in national office |
Ref document number: 2006711981 Country of ref document: EP |
|
| WWE | Wipo information: entry into national phase |
Ref document number: 11994793 Country of ref document: US |