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WO2018167354A1 - Procédé de détermination de pression de véhicule et de pression de remorque - Google Patents

Procédé de détermination de pression de véhicule et de pression de remorque Download PDF

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Publication number
WO2018167354A1
WO2018167354A1 PCT/FI2018/000004 FI2018000004W WO2018167354A1 WO 2018167354 A1 WO2018167354 A1 WO 2018167354A1 FI 2018000004 W FI2018000004 W FI 2018000004W WO 2018167354 A1 WO2018167354 A1 WO 2018167354A1
Authority
WO
WIPO (PCT)
Prior art keywords
wheels
pressure
vehicle
balancing
hand
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
Application number
PCT/FI2018/000004
Other languages
English (en)
Inventor
Tapio LAURONEN
Ari HAAPALAINEN
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
At Wheels Oy
Original Assignee
At Wheels Oy
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by At Wheels Oy filed Critical At Wheels Oy
Publication of WO2018167354A1 publication Critical patent/WO2018167354A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G17/00—Resilient suspensions having means for adjusting the spring or vibration-damper characteristics, for regulating the distance between a supporting surface and a sprung part of vehicle or for locking suspension during use to meet varying vehicular or surface conditions, e.g. due to speed or load
    • B60G17/015—Resilient suspensions having means for adjusting the spring or vibration-damper characteristics, for regulating the distance between a supporting surface and a sprung part of vehicle or for locking suspension during use to meet varying vehicular or surface conditions, e.g. due to speed or load the regulating means comprising electric or electronic elements
    • B60G17/016—Resilient suspensions having means for adjusting the spring or vibration-damper characteristics, for regulating the distance between a supporting surface and a sprung part of vehicle or for locking suspension during use to meet varying vehicular or surface conditions, e.g. due to speed or load the regulating means comprising electric or electronic elements characterised by their responsiveness, when the vehicle is travelling, to specific motion, a specific condition, or driver input
    • B60G17/0165—Resilient suspensions having means for adjusting the spring or vibration-damper characteristics, for regulating the distance between a supporting surface and a sprung part of vehicle or for locking suspension during use to meet varying vehicular or surface conditions, e.g. due to speed or load the regulating means comprising electric or electronic elements characterised by their responsiveness, when the vehicle is travelling, to specific motion, a specific condition, or driver input to an external condition, e.g. rough road surface, side wind
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62D—MOTOR VEHICLES; TRAILERS
    • B62D61/00—Motor vehicles or trailers, characterised by the arrangement or number of wheels, not otherwise provided for, e.g. four wheels in diamond pattern
    • B62D61/12—Motor vehicles or trailers, characterised by the arrangement or number of wheels, not otherwise provided for, e.g. four wheels in diamond pattern with variable number of ground engaging wheels, e.g. with some wheels arranged higher than others, or with retractable wheels
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
    • B60B11/00—Units comprising multiple wheels arranged side by side; Wheels having more than one rim or capable of carrying more than one tyre
    • B60B11/08—Arrangements of balancing mechanisms enabling a uniform distribution of load to tyres
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G17/00—Resilient suspensions having means for adjusting the spring or vibration-damper characteristics, for regulating the distance between a supporting surface and a sprung part of vehicle or for locking suspension during use to meet varying vehicular or surface conditions, e.g. due to speed or load
    • B60G17/015—Resilient suspensions having means for adjusting the spring or vibration-damper characteristics, for regulating the distance between a supporting surface and a sprung part of vehicle or for locking suspension during use to meet varying vehicular or surface conditions, e.g. due to speed or load the regulating means comprising electric or electronic elements
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G17/00—Resilient suspensions having means for adjusting the spring or vibration-damper characteristics, for regulating the distance between a supporting surface and a sprung part of vehicle or for locking suspension during use to meet varying vehicular or surface conditions, e.g. due to speed or load
    • B60G17/02—Spring characteristics, e.g. mechanical springs and mechanical adjusting means
    • B60G17/04—Spring characteristics, e.g. mechanical springs and mechanical adjusting means fluid spring characteristics
    • B60G17/052—Pneumatic spring characteristics
    • B60G17/0523—Regulating distributors or valves for pneumatic springs
    • B60G17/0526—Distributor units, e.g. for retractable wheels
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G21/00—Interconnection systems for two or more resiliently-suspended wheels, e.g. for stabilising a vehicle body with respect to acceleration, deceleration or centrifugal forces
    • B60G21/10—Interconnection systems for two or more resiliently-suspended wheels, e.g. for stabilising a vehicle body with respect to acceleration, deceleration or centrifugal forces not permanently interconnected, e.g. operative only on acceleration, only on deceleration or only at off-straight position of steering
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G5/00—Resilient suspensions for a set of tandem wheels or axles having interrelated movements
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62D—MOTOR VEHICLES; TRAILERS
    • B62D49/00—Tractors
    • B62D49/002—Tractors characterised by being of the low ground pressure type
    • E—FIXED CONSTRUCTIONS
    • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
    • E01C19/00—Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving
    • E01C19/22—Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving for consolidating or finishing laid-down unset materials
    • E01C19/23—Rollers therefor; Such rollers usable also for compacting soil
    • E01C19/26—Rollers therefor; Such rollers usable also for compacting soil self-propelled or fitted to road vehicles
    • E01C19/266—Rollers therefor; Such rollers usable also for compacting soil self-propelled or fitted to road vehicles fitted to vehicles, road-construction or earth-moving machinery, e.g. auxiliary roll readily movable to operative position ; provided with means for facilitating transport; Means for transporting rollers; Arrangements or attachments for converting vehicles into rollers, e.g. rolling sleeves for wheels
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
    • B60B35/00—Axle units; Parts thereof ; Arrangements for lubrication of axles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G2200/00—Indexing codes relating to suspension types
    • B60G2200/30—Rigid axle suspensions
    • B60G2200/34—Stabilising mechanisms, e.g. for lateral stability
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G2204/00—Indexing codes related to suspensions per se or to auxiliary parts
    • B60G2204/10—Mounting of suspension elements
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G2204/00—Indexing codes related to suspensions per se or to auxiliary parts
    • B60G2204/40—Auxiliary suspension parts; Adjustment of suspensions
    • B60G2204/47—Means for retracting the suspension
    • B60G2204/4702—Means for retracting the suspension pneumatically
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G2300/00—Indexing codes relating to the type of vehicle
    • B60G2300/02—Trucks; Load vehicles
    • B60G2300/026—Heavy duty trucks
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G2300/00—Indexing codes relating to the type of vehicle
    • B60G2300/04—Trailers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G2300/00—Indexing codes relating to the type of vehicle
    • B60G2300/07—Off-road vehicles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G2500/00—Indexing codes relating to the regulated action or device
    • B60G2500/30—Height or ground clearance
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G2800/00—Indexing codes relating to the type of movement or to the condition of the vehicle and to the end result to be achieved by the control action
    • B60G2800/90—System Controller type
    • B60G2800/91—Suspension Control
    • B60G2800/915—Suspension load distribution

Definitions

  • This invention relates to a balancing method of pressure applied on a travel course of a vehicle and a trailer.
  • wheels on their both sides. Viewed from behind the vehicle or the trailer, these are left-hand and right-hand wheels.
  • the wheels can be twin wheels, such as e.g. those of a lorry, or single wheels, such as e.g. those of a passenger car.
  • the vehicle can be a lorry or a forestry vehicle which transports timber or which is used for felling, delimbing and cutting timber.
  • the trailer can be the trailer of a lorry or that of a forestry vehicle.
  • the wheels of vehicles wear down a road surface or some other travel course creating the so-called ruts.
  • the road surface does not wear evenly and, due to this, the ruts have to be filled or the whole road surface has to be renewed.
  • the icy road surface being elevated between the ruts is dangerous especially when vehicles overtake one another.
  • the tracks of a forestry machine make adjacent ruts the depth of which cannot exceed limits allowed by the law. If the depth of the ruts is exceeded, new road tracks must be made or forestry machines cannot be driven, whereby logging and timber transport are stopped.
  • An object of the invention is that a travel course will wear evenly.
  • a further object of the invention is that the point between the ruts can also be used by means of pressure- balancing wheels added to support a vehicle or a trailer, whereby surface pressure caused by the vehicle or the trailer will be best balanced for the whole width of the vehicle or the trailer.
  • the most important advantages of the invention are that the ruts and wear of roads / travel courses will decrease. Road maintenance costs will decrease and road safety will increase, vehicles will not spin out due to ruts and overtaking will be safer.
  • the invented pressure-balancing whccl/whccls in the middle of the vehicle operate as an additional carrier, whereby point-form load on the course is balanced i.e. surface pressure load incurred by the vehicle divides into a larger area.
  • the invented pressure- balancing wheel/wheels can be provided with technology from electric passenger vehicles, whereby the pressure-balancing wheel/wheels can be braked electrically, the pressure-balancing wheel/wheels can be rotated electrically and the pressure-balancing wheel/wheels can recover electricity i.e.
  • Fig. 1 shows a perpendicular top view of a trailer 1 in accordance with the invented method, pressure-balancing wheel/wheels being located at the front and the rear of an axle or axles of outermost wheels,
  • Fig. 2 shows a perpendicular top view of a vehicle in accordance with the invented method, pressure-balancing wheel/wheels being located at the rear of the axle/axles of outermost wheels,
  • Fig. 3 shows a perpendicular top view of the trailer in accordance with Fig. 1, pressure-balancing wheel/wheels being located at the front of the axle/axles of outermost wheels,
  • Fig. 4 shows a perpendicular side view of the vehicle in accordance with Fig. 2, pressure-balancing wheel/wheels being located at the rear of the axle/axles of outermost wheels, the pressure-balancing wheel/wheels in a lower position
  • Fig. 5 shows a perpendicular side view of the vehicle in accordance with Figs. 2 and 4, pressure-balancing wheel/wheels being located at the rear of the axle/axles of outermost wheels, the pressure-balancing wheel/wheels in an upper position
  • Fig. 6 shows a perpendicular side view of another vehicle in accordance with the invention, pressure-balancing wheel/wheels being located at the rear of the axle/axles of outermost wheels, the pressure-balancing wheel/wheels having been fastened to the axles of the outermost wheels, whereby they give way supported by a suspension of the axles of the outermost wheels, the pressure-balancing wheel/wheels in the lower position,
  • Fig. 7 shows a perpendicular side view of the vehicle in accordance with Fig. 6, pressure-balancing wheel/wheels being located at the rear of the axle/axles of outermost wheels, the pressure -balancing wheel/wheels having been fastened to the axles of the outermost wheels, whereby they give way supported by the suspension of the axles of the outermost wheels, the pressure -balancing wheel/wheels in the upper position,
  • Fig. 8 shows a perpendicular rear view of the vehicle of Figs. 6 and 7, the vehicle being on a travel course including ruts, pressure-balancing wheel/wheels being located at the rear of the axle/axles of outermost wheels, the pressure-balancing wheel/wheels having been fastened to the axles of the outermost wheels, whereby they give way supported by suspension of the axles of the outermost wheels, the pressure-balancing wheel/wheels in the lower position against the travel course,
  • Fig. 9 shows a perpendicular side view of a third trailer of the construction arrangement according to the invention, the pressure-balancing wheel/wheels having been fastened directly to the frame of the trailer i.e. the pressure-balancing wheel/wheels operating as their own separate unit, the trailer including an adjustment/measuring unit 5 which can operate by means of its own battery and by a wireless connection.
  • the figures show schematic views of parts and points of a vehicle and trailer 1.
  • a frame la is a known frame of vehicles 13 or trailers 12. No supporting beams between the frame beams have been drawn as they would complicate the numbering of the parts.
  • a wheel lb is an outermost wheel i.e. a left-hand or a right-hand wheel.
  • the suspension Id can be a known leaf-spring suspension, coil-spring suspension or air suspension.
  • the air suspension can be adjusted by varying the air pressure within the so-called air bags: when air pressure is increased, the suspension will ascend and harden and, when air pressure in decreased, the suspension will descend and soften simultaneously increasing elasticity.
  • the construction arrangement shown in Figs. 6, 7 and 8 includes an axle support frame Ida. It is a ridging part which is fastened on top of the axlc/axlcs lc. It can be of metal beam. On top of the axle support frame Ida, there is the suspension Id.
  • a pressure-balancing wheel or pressure-balancing wheels 2 which can include several wheels side by side or several wheels one after the other instead of one wheel.
  • a fastening element 3 which fastens one or more pressure-balancing wheels 2 movably up/down on the axle/axles lc between the wheels lb on the rotation axle 2a.
  • the fastening element 3 can be, at least of its one end, fastened rotatably up/down by a joint 3a on the axle/axles lc.
  • An ascending/descending element 4 which is a pneumatic bag or a hydraulic cylinder or a pneumatic cylinder or a combination of some of the above- mentioned.
  • An adjusting/measuring unit 5 can be a known computer, a programmable logistics controller or an equivalent known device which enables giving commands to valves and other controllers, reading one or more measuring elements of e.g. air pressure or measuring motion distance e.g. compression distance of the suspension.
  • a support frame 6 which is in the figures a beam fastened between the frames la to which is fastened the ascending/descending element 4
  • a joint 9 rotatably fastens the fastening element 3 and the ascending/descending element 4 to each other.
  • the joint 9 can be a known slide -pin joint or a known joint provided with bearings or a known ball joint.
  • a frame joint 10 which rotatably fastens the upper end of the ascending/descending element 4 and the upper end of the axle support frame Ida to each other.
  • the frame joint 10 can be a known slide -pin joint or a known joint provided with bearings or a known ball joint.
  • a travel course 11 can be a road, a terrain, an ice road or some other transport surface intended for the vehicle and trailer 1.
  • a rut 11a has been worn on the surface of the travel course 11 by the effect of vehicle wheels.
  • An unworn section l ib between the wheels lb is higher by a depth l laa of the ruts 11a.
  • a vehicle 13 a drive shaft 13a, a differential 13b.
  • the vehicle 13 is a lorry.
  • An arrow 14 showing the ascending/descending direction of the pressure- balancing wheel/wheels.
  • Fig. 9 shows the pressure -balancing wheel/wheels 2 fastened directly to the frame la.
  • the pressure-balancing wheel/wheels 2 is/are their own separate unit.
  • the pressure -balancing wheel/wheels 2 have been fastened via a subframe 15.
  • the subframe 15 is a rigid part and can be of metal beam.
  • the subframe 15 has been fastened to the frame la by the suspension Id. That is, it is possible to use the same suspension arrangement as shown in Figs. 6, 7 and 8.
  • the fastening element 3 has been rotatably fastened by a subframe joint 16 to the lower end of the subframe 15.
  • the subframe joint 16 can be a known slide -pin joint or a known joint provided with bearings or a known ball joint.
  • the motion direction of the ascending/descending element 4 has been shown by an arrow 17.
  • the up and down motion of the suspension Id has been shown by a suspension arrow 18.
  • the object of the invention is a balancing method of pressure applied on the travel course of a vehicle and/or a trailer.
  • the one or more pressure-balancing wheel/wheels 2 are pres sable downwards by a desired force by one or more ascending/descending elements 4 being a pneumatic bag or a hydraulic cylinder or a pneumatic cylinder or a combination of some of the above-mentioned.
  • the one or more pressure-balancing wheel/wheels 2 are ascendable or descendable by one or more ascending/descending elements 4 being a pneumatic bag or a hydraulic cylinder or a pneumatic cylinder or a combination of some of the above-mentioned.
  • the one or more pressure-balancing wheel/wheels 2 are at the front of the axle/axles lc between the right-hand and left-hand wheels lb.
  • the one or more prcssurc- balancing wheel/wheels 2 are at the rear of the axle/axles lc between the right-hand and left-hand wheels lb.
  • the one or more pressure-balancing wheel/wheels 2 are at the front and the rear of the axle/axles lc between the right-hand and left-hand wheels lb.
  • the one or more pressure-balancing wheel/wheels 2 are pres sable downwards by a desired force by one or more ascending/descending elements 4, and the force pressing the pressure-balancing wheel/wheels 2 downwards is measured from one or more ascending/descending elements 4, and the pressing force of the right-hand and left- hand wheels lb against the course is measured from the suspension of the right-hand and left-hand wheels lb, from which force, the force pressing the pressure-balancing wheel/wheels 2 downwards is automatically adjusted by one or more adjusting/measuring units 5.
  • the adjusting/measuring unit 5 can be a known computer, a programmable logistics controller or an equivalent known device which enables giving commands to valves and other controllers, reading one or more measuring elements of e.g. air pressure or measuring motion distance e.g. compression distance of the suspension.
  • the adjusting/measuring unit 5 operates by a wired or wireless connection.
  • the one or more pressure-balancing wheel/wheels 2 are turnable, whereby they do not resist the turning motion of the vehicle or trailer 1.
  • one or more pressure -balancing wheel/wheels 2 have most preferably studded tyres, whereby the pressure-balancing wheel/wheels 2 will effectively prevent sideslip and assist in braking.
  • pressure-balancing wheel/wheels 2 provided with studded tyres will effectively wear the unworn section 1 lb between the ruts, whereby the travel course 11 will level out.
  • the pressure-balancing wheel/wheels 2 are ascendable and descendable automatically or mechanically to be used in a desired application area controlled by the adjusting/measuring unit 5.
  • the pressure-balancing wheel/wheels 2 operate such that the motion of the suspension Id of the actual outward (right-hand and left-hand) wheels lb or the pressure of the air bags is measured and compared with the pressure of the ascending/descending element 4 of the pressure-balancing wheel/wheels 2 (pressure of the air bag), whereby it is possible to calculate the surface pressure of the pressure-balancing whccl/whccls 2 in relation to the travel course 11.
  • the pressure of the pressure -balancing wheel/wheels 2 onto the travel course 11 will increase automatically until a predetermined limit which is controlled by the adjusting/measuring unit 5.
  • the adjusting/measuring unit 5 sniffs the surface level of the unworn section 1 lb between the wheels lb and, as the surface level increases, the pressure of the pressure -balancing wheel/wheels 2 increases, whereby the pressure of the outermost wheels lb decreases, due to which, the wear of the ruts 1 la of the travel course 11 will decrease significantly.
  • the pressing of the pressure -balancing wheel/wheels 2 is implemented by a pneumatic spring, a pneumatic cylinder, a hydraulic cylinder with or without a battery. It is possible to arrange the pressure-balancing wheel/wheels 2 ascendable upwards to facilitate turning and avoiding obstacles, such as stumps and stones in the forestry machine and forestry trailer use.
  • the adjusting/measuring unit 5 controls the pressure -balancing wheel/wheels 2 by wired or wireless control.
  • the wired control can be implemented e.g. by a known CAM bus and the wireless control can be implemented by some known wireless technology, e.g. technology known of mobile phones.
  • the adjusting/measuring unit 5 is most preferably located in the driver's cab 8 of the vehicle 1, 13.
  • the adjusting/measuring unit 5 also includes monitoring devices for the vehicle's driver, whereby they can quickly observe e.g. a flat tyre of the pressure-balancing wheel/wheels 2 and can otherwise affect the pressure-balancing wheel/wheels 2 e.g.
  • the adjusting/measuring unit 5 ascends/lightens the pressure -balancing wheel/wheels 2 upwards e.g. in sharp bends, such as intersections, e.g. when turning from a forest road to a main road, whereby the turning is easier.
  • the adjusting/measuring unit 5 reads the position of the turntable of the trailer and deducts sharp turning from that.
  • the adjusting/measuring unit 5 can also include an integrated compass to detect a sharp turning, whereby the adjusting/measuring unit 5 ascends/lightens the pressure-balancing wheel/wheels 2 upwards.
  • the adjusting/measuring unit 5 can monitor the position of the front wheels of the vehicle e.g. by means of turning sensors from the track rod or some other suitable point. As the front wheels turn to a predetermined angle, the adjusting/measuring unit 5 ascends/lightens the pressure-balancing wheel/wheels 2 upwards.
  • the vehicle controls the adjusting/measuring unit 5 to ascend/lighten the pressure-balancing wheel/wheels 2 upwards by manual control e.g. when driving in urban areas (towns) where there are sharp intersections but rarely ruts in the road as the driving speeds are low.
  • the vehicle's driver can or the adjusting/measuring unit 5 automatically can ascend/lighten pressure -balancing wheel/wheels 2 upwards also when the vehicle or trailer leans heavily due to the travel course 11, thus preventing the vehicle or trailer 1 from falling.
  • the adjusting/measuring unit 5 is provided by a known apparatus detecting leaning (e.g. in the way of ship compasses).
  • the pressure-balancing wheel/wheels 2 ascend and, at the same time, it is possible to increase the pressure of the suspension Id of the wheels lb being on the underside of leaning and, equivalently, to decrease the pressure of the suspension Id of the wheels lb being on the upperside of leaning, whereby the vehicle or trailer 1 turns to a straighter or a straight position.
  • the pressure -balancing wheel/wheels 2 can be fastened to the frame la without a suspension, whereby the ascending/descending element 4 ascends and descends the pressure-balancing wheel/wheels 2 e.g. in a way shown in Fig. 9, whereby suspension Id is missing from the presentation of Fig. 9.
  • all of the wheels can be only single ones instead of twin wheels and there can be more wheels than two side by side, e.g. 3-4 or more side by side.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Vehicle Body Suspensions (AREA)

Abstract

La présente invention concerne un procédé d'équilibrage de pression appliquée sur un parcours de déplacement d'un véhicule et d'une remorque. L'invention est caractérisée par le fait qu'il existe une ou plusieurs roues d'équilibrage de pression (2) entre des roues droite et gauche (lb) du véhicule et/ou de la remorque (1), laquelle ou lesquelles roues ayant été fixées à un ou plusieurs essieux (lc) de façon mobile vers le haut et vers le bas entre les roues gauche et droite et/ou à un châssis (la).
PCT/FI2018/000004 2017-03-15 2018-03-13 Procédé de détermination de pression de véhicule et de pression de remorque Ceased WO2018167354A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI20170042 2017-03-15
FI20170042A FI129279B (fi) 2017-03-15 2017-03-15 Kuorma-auton tai metsäajoneuvon ja niiden perävaunujen tienpintaan tai metsään kohdistuvan paineen tasausmenetelmä ja laite menetelmän toteuttamiseksi

Publications (1)

Publication Number Publication Date
WO2018167354A1 true WO2018167354A1 (fr) 2018-09-20

Family

ID=63523898

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/FI2018/000004 Ceased WO2018167354A1 (fr) 2017-03-15 2018-03-13 Procédé de détermination de pression de véhicule et de pression de remorque

Country Status (2)

Country Link
FI (1) FI129279B (fr)
WO (1) WO2018167354A1 (fr)

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Publication number Priority date Publication date Assignee Title
US3900119A (en) * 1971-10-26 1975-08-19 Olsen Axle & Equipment Company Vehicle stabilized for heavy duty use
US3932052A (en) * 1973-08-15 1976-01-13 Inglis Nurseries Inc. Roller attachment for trucks
JPS5613260A (en) * 1979-07-12 1981-02-09 Iseki & Co Ltd Auxiliary drum-shaped wheel in four-wheel type tractor
EP0081222A1 (fr) * 1981-12-09 1983-06-15 Ernst Weichel Tracteur pour la culture
EP0301225A1 (fr) * 1987-07-25 1989-02-01 Robert Bosch Gmbh Procédé de régulation d'une suspension pneumatique de véhicule
US4856814A (en) * 1987-02-05 1989-08-15 Jones Everett W Adjustable, proportionally steerable auxiliary wheel asemblies for trucks
DE19800738A1 (de) * 1998-01-12 1999-07-15 Harald Schmidt Öko - Kombi
KR101368061B1 (ko) * 2012-08-28 2014-02-27 김창율 차량용 가변축 제어방법
DE102014117904A1 (de) * 2014-12-04 2016-06-09 Josef Winkler Bodengebundenes Fahrzeug mit einer Einrichtung zur Verringerung der Bodenverdichtung

Patent Citations (9)

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