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EP1736284A1 - Outil à main motorisé avec un dispositif amortisseur - Google Patents

Outil à main motorisé avec un dispositif amortisseur Download PDF

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Publication number
EP1736284A1
EP1736284A1 EP06011920A EP06011920A EP1736284A1 EP 1736284 A1 EP1736284 A1 EP 1736284A1 EP 06011920 A EP06011920 A EP 06011920A EP 06011920 A EP06011920 A EP 06011920A EP 1736284 A1 EP1736284 A1 EP 1736284A1
Authority
EP
European Patent Office
Prior art keywords
hand tool
sensor
tool according
housing
actuator
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.)
Granted
Application number
EP06011920A
Other languages
German (de)
English (en)
Other versions
EP1736284B1 (fr
Inventor
Alfred Schreiber
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.)
C&E Fein GmbH and Co
Original Assignee
C&E Fein GmbH and Co
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 C&E Fein GmbH and Co filed Critical C&E Fein GmbH and Co
Publication of EP1736284A1 publication Critical patent/EP1736284A1/fr
Application granted granted Critical
Publication of EP1736284B1 publication Critical patent/EP1736284B1/fr
Not-in-force legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25F—COMBINATION OR MULTI-PURPOSE TOOLS NOT OTHERWISE PROVIDED FOR; DETAILS OR COMPONENTS OF PORTABLE POWER-DRIVEN TOOLS NOT PARTICULARLY RELATED TO THE OPERATIONS PERFORMED AND NOT OTHERWISE PROVIDED FOR
    • B25F5/00—Details or components of portable power-driven tools not particularly related to the operations performed and not otherwise provided for
    • B25F5/02—Construction of casings, bodies or handles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25D—PERCUSSIVE TOOLS
    • B25D17/00—Details of, or accessories for, portable power-driven percussive tools
    • B25D17/04—Handles; Handle mountings
    • B25D17/043—Handles resiliently mounted relative to the hammer housing
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25D—PERCUSSIVE TOOLS
    • B25D17/00—Details of, or accessories for, portable power-driven percussive tools
    • B25D17/24—Damping the reaction force
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25F—COMBINATION OR MULTI-PURPOSE TOOLS NOT OTHERWISE PROVIDED FOR; DETAILS OR COMPONENTS OF PORTABLE POWER-DRIVEN TOOLS NOT PARTICULARLY RELATED TO THE OPERATIONS PERFORMED AND NOT OTHERWISE PROVIDED FOR
    • B25F5/00—Details or components of portable power-driven tools not particularly related to the operations performed and not otherwise provided for
    • B25F5/006—Vibration damping means
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25D—PERCUSSIVE TOOLS
    • B25D2250/00—General details of portable percussive tools; Components used in portable percussive tools
    • B25D2250/221—Sensors

Definitions

  • the invention relates to a power-driven hand tool, in particular a power tool, with a housing in which a motor is accommodated for driving a tool, and with a damping device for damping vibrations.
  • Powered hand tools particularly power tools
  • All embodiments have in common that within a housing, a motor is accommodated for driving a tool.
  • a motor is accommodated for driving a tool.
  • vibrations can not be avoided in many cases and can have an adverse effect on the work result or be perceived by the user as unpleasant.
  • additional handles in the form of handle handles are used, which are equipped with mechanical damping elements, such as rubber elements or the like.
  • the invention is therefore based on the object to provide a power tool, which is provided with an effective damping device for damping vibrations.
  • a power-driven hand tool in particular power tool, with a housing in which a motor is accommodated for driving a tool, and with a damping device for active Damping of vibrations, comprising at least one damping element with a sensor which emits an electrical sensor signal in a deformation, which is supplied to an electrical circuit which generates a derived therefrom control signal which is supplied to an actuator with a certain phase shift to the sensor signal.
  • the damping behavior can be adapted within wide limits to the respective field of application.
  • the damping behavior can be designed such that at least one selected frequency spectrum is damped by vibrations.
  • the damping device preferably has at least one sensor and at least one actuator independent thereof.
  • the senor and actuator can also be combined into a single component.
  • the damping device has at least one piezoelectric transducer element, a piezomagnetic transducer element, an antiferroelectric transducer element, an electrostatic transducer element, a magnetostrictive transducer element, or a strain-memory transducer element.
  • strain gauges micro-pressure sensors, polymeric sensors or composite sensors, such as composite fiber sensors, may also be used as sensor elements.
  • the damping device has at least one nanotube element, preferably a carbon nanotube element.
  • Carbon nanotubes in particular carbon nanotubes, it is possible to produce significantly greater forces in the actuator than is the case with conventional polymer and piezoactuators.
  • Carbon nanotubes can also be operated with a very low supply voltage, while polymer actuators and piezo actuators require supply voltages of up to several hundred volts. Also, carbon nanotubes show no overshoot behavior.
  • nanotube elements with at least one layer with single or multiwall carbon nanotubes or nanotubes from other organic components, such as BN, MoS 2 or V 2 O 5 , can be used.
  • nanotube actuators allows a significantly improved response and a more effective damping than is possible with the usual known in the art actuators.
  • the electrical circuit has means for forming from the sensor signal a characteristic of the vibrations of the power tool value which can be fed to a memory.
  • a detection of the vibration and storage is enabled to objectively record the vibration values that occur when working with such a hand tool and so make it available for a control.
  • a "vibration dosimeter" can be realized.
  • a weighting can be carried out as a function of the respective frequencies and of the amplitudes, as far as this is desired for the respective application.
  • Stored characteristic values for the vibration behavior of the hand tool can also be used to set maintenance intervals, ie, for example, when a replacement or overhaul of a bearing or of the coals should take place in an electric motor.
  • the electrical circuit has a microprocessor.
  • the phase-shifted control signal can be designed in such a way that the vibration is virtually completely suppressed or reduced to a tolerable level for the respective operation.
  • the electrical damping device may be constructed such that a control signal is generated from the sensor signal according to a self-learning algorithm, which is preferably optimized for the reduction of vibrations or optimized in another way.
  • a damping element is received in at least one point of the housing of the hand tool such that the rigidity of the housing is locally influenced by the damping element.
  • At least one damping element is flat, in particular strip-shaped, formed.
  • damping element is here to be understood as meaning any mechanical / electrical or electrical / mechanical transducer element, which may be a single component acting as sensor and actuator or two separate elements for sensor and actuator which are in close proximity to one another are arranged or spatially interconnected.
  • the hand tool has at least two functional elements which are selected from the group formed by a motor part, a gear part and a handle part, and in which at least one damping element is arranged in the region of a connection point between two functional elements.
  • At least one damping element is arranged in the region of a bearing point of the motor.
  • At least one damping element is accommodated on an inner side or an outer side of the housing.
  • damping elements may be applied approximately directly to a housing surface, inserted into suitably shaped recesses or otherwise connected thereto, e.g. by gluing, by casting, etc.
  • At least one damping element is received on a protruding from the housing handle, in particular on a handle handle.
  • the damping element is preferably arranged in particular in the connection region between the handle and the rest of the housing.
  • the electrical energy necessary for the operation of the electrical circuit is obtained from vibration energy, which is exposed to the damping element.
  • Such a configuration is particularly advantageous when the damping element is arranged in a detachable from the housing part, such as in a handle in the form of a handle handle, which is removably attached to the housing. This is also advantageous for battery-operated machines and machines with compressed-air drive.
  • an external power source for operating the electrical circuit is provided.
  • the housing is designed as a pistol housing with an elongated housing part, in which the motor is accommodated, and with a pistol handle, wherein at least one damping element is provided in the transition region between the pistol grip and the elongate housing part.
  • the vibration behavior of the housing can be influenced in a particularly effective manner.
  • the housing is designed as a pistol housing with an elongate housing part, in which the engine and a transmission are accommodated, and with a pistol grip, wherein at least one damping region is provided in the transition region between the engine and transmission.
  • the hand tool also has a gearbox in addition to the motor, a particularly effective influencing of the vibration behavior is likewise made possible in this way.
  • the hand tool in rod form for example, as an angle grinder formed with an elongated housing part in which the engine is received, and with a gear head in which a gear is received, wherein at least one damping element in the region of a connection between the gear head and elongated housing part is provided.
  • the hand tool is also in rod form, e.g. is designed as an angle grinder
  • at least one damping element is provided on the elongate housing part in the region of an end of the motor facing away from the gear head.
  • the housing has a main housing part, which via webs with a Handle is connected, wherein at least one damping element is provided in the region of the webs.
  • an inventive hand tool 10 which is designed as an angle grinder, shown in a perspective side view.
  • the hand tool 10 has a housing 12, which is connected at its front end with a gear housing 14 and at the rear end of a handle part 16 is provided.
  • a motor 24 is received in the form of a universal motor, which is coupled in the connecting region to the transmission housing 14 with an angular gear (not shown), from the output shaft 27, a tool 20 can be driven in the form of a grinding wheel.
  • the tool 20 is partially enclosed in a known manner by a protective hood 22. Laterally on the gear housing 14, a handle handle 18 is additionally screwed.
  • Such an angle grinder which is basically known in construction, is designed as a two-hand angle grinder and can be held on the handle handle 18 with a first hand and on the handle part 16 with a second hand.
  • at least one damping device is now provided, by means of which vibrations occurring during operation can be effectively damped.
  • damping elements 30, 31 are added in the transition region between the motor 24 and the gearbox 26 accommodated within the gearbox 14. Further, two further damping elements 32, 33 are provided in the transition region between the motor 24 and the adjoining handle part 16 or in the transition region between the motor 24 and an adjoining electronic module 28.
  • damping elements 30 to 33 are used for active damping of vibrations in conjunction with a suitable electrical circuit, as will be described below.
  • a sensor signal is generated which is approximately proportional to a mechanical disturbance (for example oscillation) exerted on the damping element in question.
  • such a signal is shown schematically as an approximately sinusoidal signal U s for a certain period of time of a vibration occurring during a machining operation.
  • a phase-shifted control signal is generated with the aid of a suitable electrical circuit, which is supplied to the damping element 30 to 33 again.
  • a phase-shifted signal is shown schematically in Fig. 2 as U w .
  • complete cancellation can be achieved with a signal of the same amplitude phase-shifted by 180 °.
  • a mechanical vibration is detected by a sensor 36, the signal is first amplified analogously by an amplifier 37 and then converted by means of an A / D converter 38 into a digital signal.
  • the digitized sensor signal is supplied to a microprocessor 40.
  • the microprocessor 40 now generates, according to a suitable control algorithm, a phase-shifted signal therefrom via a D / A converter 42 in turn converted into an analog signal and an actuator 44 is supplied.
  • the sensor 36 and the actuator 44 may be separate components, but are preferably located in close proximity, such as to allow effective damping of vibration.
  • Sensor 36 and actuator 44 are shown together in Fig. 1 as "damping elements", which are usually immediately adjacent or spatially combined with each other components. However, it is not excluded that in special cases, the respective sensor and the respective actuator are arranged spatially distant from each other. A combination of sensor and actuator to a single component is possible.
  • a possible embodiment of a damping device according to the invention is designated overall by the numeral 54.
  • the respective damping device 54 operates without external power supply, which is particularly advantageous if the respective damping device is to be integrated in a removable part, such as a removable handle.
  • a bidirectional amplifier 60 which may be, for example, a switching amplifier.
  • the amplifier 60 is connected to a control electronics 62 and to a storage element 63, for example a capacitor.
  • the amplifier 60 serves to amplify electrical signals,
  • the amplifier 60 is used to amplify signals from the control electronics 62 and for re-coupling to the actuator 58.
  • a sensor 56 in the immediate vicinity of the actuator 58th arranged and connected to an input of the control electronics 62.
  • Mechanical noise (vibrations) detected by the sensor 56 produce a sensor signal from which is derived in the control electronics 62 a phase-shifted control signal which is supplied to the actuator 58, such as to achieve a damping of the mechanical disturbance.
  • an attenuation of the mechanical output signal to about 30% of its initial value can be achieved without external energy supply.
  • the actuator 58 may be, for example, a piezoelectric transducer element, a piezomagnetic transducer element, an antiferroelectric transducer element, an electrostatic transducer element, a magnetostrictive transducer element, a strain-memory transducer element, a piezoceramic transducer element, or a nanotube element, preferably a carbon nanotube element. Nanotube element, act.
  • nanotube elements having at least one layer with single or multiwall carbon nanotubes or nanotubes of other organic components, such as BN, MoS 2 or V 2 O 5 .
  • the sensor 56 may be constructed identically to the actuator 58. However, it may also be a differently constructed sensor, such as a strain gauge, a micro-pressure sensor, a polymeric sensor, an acceleration sensor or other suitable sensor.
  • FIG. 5 shows a further embodiment of a damping device 64 according to the invention with external energy supply.
  • a sensor 66 and an actuator 68 are added in the immediate vicinity.
  • the output signal of the sensor 66 is coupled to an amplifier 70 whose output is connected to an electronic control unit 72.
  • the control electronics 72 generates a phase-shifted control signal which is supplied to an amplifier 73, which outputs an amplified signal to the actuator 68.
  • the control signal has some phase shift to the sensor signal to provide damping of vibration to the housing part 67.
  • the electronic components 70, 72, 73 are powered by an external power supply 65, which may be part of a power supply of an already existing controller.
  • the use of an active power supply offers advantages over an autonomous embodiment according to FIG. 4, since this allows a more effective damping of vibrations than can be achieved in a circuit according to FIG. 4.
  • the damping elements are preferably arranged such that they are arranged either in the immediate vicinity of a possible source for the generation of vibrations (for example in the region immediately adjacent to an electric motor, for example in the region of the armature bearing) or in the connection region between individual functional elements of the hand tool.
  • the functional elements include motor, gearbox and handle.
  • the damping elements are preferably arranged in the connecting region between the engine and transmission, between the engine and the grip part or between the transmission and the grip part, depending on how the relevant hand tool is constructed. As far as additional handles are provided on the relevant hand tool, the damping elements are preferably provided in the transition region between the respective handle and the housing.
  • FIG. 6 shows another hand tool 90 according to the invention in the form of a hammer drill.
  • the hand tool 90 has an elongate housing 92, are received in the engine and transmission.
  • a receptacle 98 is shown in the form of a chuck, in which a tool, such as a drill 100, may be included.
  • a handle handle 94 is provided which protrudes downward and is connected via a damping element 101 to the housing part 92.
  • a handle 96 which is connected via webs 104, 105 with the housing part 92.
  • damping elements 102, 103 are provided in the webs, ie in the transition region between the handle part 96 and the housing part 92.
  • Fig. 7 shows a possible arrangement of damping elements in a power-driven hand tool 110 in pistol form, which may be about a drill or screwdriver.
  • the hand tool 110 has an elongate housing part 112 and a pistol grip 114, which is connected to the elongate housing part 112 is connected.
  • a motor 124 is received, from which a gear 126 is driven, which is finally connected in a manner not shown with a receptacle 118 in the form of a chuck to drive a tool received therein.
  • the motor 124 has at its end remote from the receptacle 118 an armature bearing 125 and is coupled to an electronic module 128, which may be received, for example, within the gun handle 114.
  • damping elements 129, 130 are provided in the transition region between the engine 124 and gear 126.
  • damping elements 133, 134 are arranged in the transition region between the elongated housing part 112 and the gun handle 114 in the transition region between the elongated housing part 112 and the gun handle 114 in the transition region between the elongated housing part 112 and the gun handle 114 in the transition region between the elongated housing part 112 and the gun handle 114 in the transition region between the elongated housing part 112 and the gun handle 114 in the transition region between the elongated housing part 112 and the gun handle 114 further damping elements 133, 134 are arranged.
  • damping elements 131, 132 may be provided on the motor 124, in particular in the region of its armature bearing 125, in order to damp vibrations that may be generated in the region of the armature bearing 125.
  • damping elements themselves may be accommodated, for example, in correspondingly shaped recesses on housing sections or may be applied flat on the inside or outside of the housing.
  • a bond or other cohesive connection is achieved, for example, during an injection process of a plastic housing.
  • an intimate cohesive connection with the relevant housing part advantageous to ensure an effective transmission of mechanical energy between the respective damping element and the housing part.
  • Fig. 8 shows an example of how the respective damping elements 129, 130 are embedded in openings in the side wall of the housing.
  • FIG. 9 shows, as an alternative, a planar application of damping elements 146, 147 on webs 142, 144, which are provided on the inside of the housing.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Vibration Prevention Devices (AREA)
  • Auxiliary Devices For Machine Tools (AREA)
EP06011920.3A 2005-06-24 2006-06-09 Outil à main motorisé avec un dispositif amortisseur Not-in-force EP1736284B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102005031074A DE102005031074A1 (de) 2005-06-24 2005-06-24 Kraftgetriebenes Handwerkzeug mit Dämpfungseinrichtung

Publications (2)

Publication Number Publication Date
EP1736284A1 true EP1736284A1 (fr) 2006-12-27
EP1736284B1 EP1736284B1 (fr) 2013-05-15

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ID=36646349

Family Applications (1)

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EP06011920.3A Not-in-force EP1736284B1 (fr) 2005-06-24 2006-06-09 Outil à main motorisé avec un dispositif amortisseur

Country Status (3)

Country Link
US (1) US20060289183A1 (fr)
EP (1) EP1736284B1 (fr)
DE (1) DE102005031074A1 (fr)

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* Cited by examiner, † Cited by third party
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WO2009019054A1 (fr) * 2007-08-06 2009-02-12 Robert Bosch Gmbh Dispositif de poignée
WO2009019053A1 (fr) * 2007-08-06 2009-02-12 Robert Bosch Gmbh Dispositif de poignée supplémentaire
WO2009047187A3 (fr) * 2007-10-01 2009-08-06 Bosch Gmbh Robert Système de poignée auxiliaire
WO2009109245A1 (fr) * 2008-03-04 2009-09-11 Robert Bosch Gmbh Système de moteur avec capteur et unité d'évaluation
WO2009121430A1 (fr) * 2008-04-01 2009-10-08 Robert Bosch Gmbh Dispositif de vibrations antagonistes
WO2009065681A3 (fr) * 2007-11-21 2009-12-03 Robert Bosch Gmbh Système de poignée supplémentaire
CN102029564A (zh) * 2009-10-05 2011-04-27 杨泰和 马达平行传动的手持转角砂轮机
WO2011072908A1 (fr) * 2009-12-15 2011-06-23 Robert Bosch Gmbh Outil électrique
DE102010027205A1 (de) * 2010-07-06 2012-01-12 C. & E. Fein Gmbh Handwerkzeug
DE102011101075A1 (de) 2011-05-06 2012-11-08 C. & E. Fein Gmbh Kraftgetriebenes Handwerkzeug mit Dämpfungseinrichtung
EP2511033A3 (fr) * 2008-10-30 2013-03-20 Black & Decker Inc. Poignée et fixations pour foret à angle droit
DE102011113737A1 (de) 2011-09-15 2013-03-21 C. & E. Fein Gmbh Oszillierende Werkzeugmaschine mit Vibrationsreduktion

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FR2875070B1 (fr) * 2004-09-03 2006-12-29 Ecole Norm Superieure Cachan Procede et dispositif de compensation des vibrations d'une machine electrique, et machines electriques ainsi equipees
DE102005047353A1 (de) * 2005-10-04 2007-04-05 Robert Bosch Gmbh Elektrowerkzeugmaschine
DE102005059180A1 (de) * 2005-12-12 2007-06-14 Robert Bosch Gmbh Handwerkzeugmaschine mit einem Antriebsstrang und einer Entkopplungseinheit
DE102008000677A1 (de) * 2008-03-14 2009-09-17 Robert Bosch Gmbh Handwerkzeugmaschine für schlagend angetriebene Einsatzwerkzeuge
JP5128998B2 (ja) * 2008-04-04 2013-01-23 株式会社マキタ 手持式作業工具
DE102009027688A1 (de) * 2009-01-05 2010-07-08 Robert Bosch Gmbh Handgehaltene Elektrowerkzeugmaschine
JP5395531B2 (ja) * 2009-06-19 2014-01-22 株式会社マキタ 作業工具
JP5535051B2 (ja) * 2010-11-22 2014-07-02 株式会社マキタ 動力工具
DE102011104901B4 (de) 2011-06-16 2018-04-12 C. & E. Fein Gmbh Kraftgetriebene Handwerkzeugmaschine
GB201112833D0 (en) * 2011-07-26 2011-09-07 Black & Decker Inc A hammer drill
DE102012103587A1 (de) * 2012-04-24 2013-10-24 C. & E. Fein Gmbh Handführbare Werkzeugmaschine mit Außengehäuse
DE102012221748A1 (de) * 2012-11-28 2014-05-28 Robert Bosch Gmbh Handwerkzeugmaschine
US9555554B2 (en) 2013-05-06 2017-01-31 Milwaukee Electric Tool Corporation Oscillating multi-tool system
DE102013212626B4 (de) * 2013-06-28 2024-08-08 Robert Bosch Gmbh Handwerkzeugmaschinenvorrichtung
CN205497394U (zh) 2015-02-15 2016-08-24 苏州宝时得电动工具有限公司 动力工具
DE102015205172A1 (de) * 2015-03-23 2016-09-29 Robert Bosch Gmbh Werkzeugmaschine, insbesondere Handwerkzeugmaschine, mit einer motorischen Antriebseinheit und mit zumindest einer Sensorvorrichtung
US11221611B2 (en) 2018-01-24 2022-01-11 Milwaukee Electric Tool Corporation Power tool including a machine learning block
CN216442260U (zh) 2019-06-12 2022-05-06 米沃奇电动工具公司 电动工具
CN119458249A (zh) 2019-07-23 2025-02-18 米沃奇电动工具公司 包括用于控制紧固件的安装的机器学习块的电动工具
EP3942916B1 (fr) * 2020-07-21 2024-09-04 Andreas Stihl AG & Co. KG Procédé de fonctionnement d'un appareil d'usinage guidé à la main et appareil d'usinage guidé à la main
US12489382B2 (en) 2021-12-15 2025-12-02 Milwaukee Electric Tool Corporation Adaptive trigger mapping
JP2024011112A (ja) * 2022-07-14 2024-01-25 株式会社マキタ 打撃工具

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01274973A (ja) 1988-04-28 1989-11-02 Shibaura Eng Works Co Ltd 振動工具
US6076616A (en) * 1996-11-12 2000-06-20 Wacker-Werke Gmbh & Co. Kg Working tool which can be guided in a grab handle
US20030006051A1 (en) * 2001-06-21 2003-01-09 Harald Schmitzer Percussion electrical hand-held power tool with active vibration damping
US20040206521A1 (en) * 2003-01-17 2004-10-21 Hanspeter Schad Percussive electrical hand-held power tool
US20050000998A1 (en) * 2003-01-27 2005-01-06 Mario Grazioli Hand-held working tool
DE10332521A1 (de) * 2003-07-17 2005-02-03 Robert Bosch Gmbh Handwerkzeugmaschine mit hin- und herbewegtem Werkzeug und Bewegungsregelung
DE10332522A1 (de) * 2003-07-17 2005-02-17 Robert Bosch Gmbh Handwerkzeugmaschine mit vibrationsisoliertem Handgriff und Regelung zur Vibrationsisolierung

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4112721A (en) * 1976-04-07 1978-09-12 Nhk Spring Co., Ltd. Nc coil spring manufacturing apparatus
DE3521808A1 (de) * 1985-06-19 1987-01-02 Hilti Ag Schwingungen erzeugendes handwerkzeug
US6296093B1 (en) * 1998-11-09 2001-10-02 Lord Corportion Vibration-damped machine and control method therefor
US6555945B1 (en) * 1999-02-25 2003-04-29 Alliedsignal Inc. Actuators using double-layer charging of high surface area materials
DE10100378A1 (de) * 2001-01-05 2002-07-25 Bosch Gmbh Robert Vorrichtung mit einer Schwingungsisoliereinrichtung
DE10158266B4 (de) * 2001-11-28 2004-01-15 Robert Bosch Gmbh Vorrichtung zur Vibrationsdämpfung eines Handgriffs einer Werkzeugmaschine
DE10248866B4 (de) * 2002-10-18 2016-03-17 Robert Bosch Gmbh Handwerkzeugmaschine
NO327968B1 (no) * 2003-10-31 2009-11-02 Teeness Asa Anordning for demping av vibrasjoner og utboyning av verktoy og/eller arbeidsstykker

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01274973A (ja) 1988-04-28 1989-11-02 Shibaura Eng Works Co Ltd 振動工具
US6076616A (en) * 1996-11-12 2000-06-20 Wacker-Werke Gmbh & Co. Kg Working tool which can be guided in a grab handle
US20030006051A1 (en) * 2001-06-21 2003-01-09 Harald Schmitzer Percussion electrical hand-held power tool with active vibration damping
US20040206521A1 (en) * 2003-01-17 2004-10-21 Hanspeter Schad Percussive electrical hand-held power tool
US20050000998A1 (en) * 2003-01-27 2005-01-06 Mario Grazioli Hand-held working tool
DE10332521A1 (de) * 2003-07-17 2005-02-03 Robert Bosch Gmbh Handwerkzeugmaschine mit hin- und herbewegtem Werkzeug und Bewegungsregelung
DE10332522A1 (de) * 2003-07-17 2005-02-17 Robert Bosch Gmbh Handwerkzeugmaschine mit vibrationsisoliertem Handgriff und Regelung zur Vibrationsisolierung

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN vol. 014, no. 042 (M - 0925) 25 January 1990 (1990-01-25) *

Cited By (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2009019053A1 (fr) * 2007-08-06 2009-02-12 Robert Bosch Gmbh Dispositif de poignée supplémentaire
WO2009019054A1 (fr) * 2007-08-06 2009-02-12 Robert Bosch Gmbh Dispositif de poignée
WO2009047187A3 (fr) * 2007-10-01 2009-08-06 Bosch Gmbh Robert Système de poignée auxiliaire
EP2415566A1 (fr) * 2007-10-01 2012-02-08 Robert Bosch GmbH Dispositif de poignée supplémentaire
WO2009065681A3 (fr) * 2007-11-21 2009-12-03 Robert Bosch Gmbh Système de poignée supplémentaire
WO2009109245A1 (fr) * 2008-03-04 2009-09-11 Robert Bosch Gmbh Système de moteur avec capteur et unité d'évaluation
WO2009121430A1 (fr) * 2008-04-01 2009-10-08 Robert Bosch Gmbh Dispositif de vibrations antagonistes
EP2511033A3 (fr) * 2008-10-30 2013-03-20 Black & Decker Inc. Poignée et fixations pour foret à angle droit
US8690497B2 (en) 2008-10-30 2014-04-08 Black & Decker Inc. Handle and attachments for right angle drill
CN102029564A (zh) * 2009-10-05 2011-04-27 杨泰和 马达平行传动的手持转角砂轮机
WO2011072908A1 (fr) * 2009-12-15 2011-06-23 Robert Bosch Gmbh Outil électrique
DE102010027205A1 (de) * 2010-07-06 2012-01-12 C. & E. Fein Gmbh Handwerkzeug
US9085058B2 (en) 2010-07-06 2015-07-21 C. & E. Fein Gmbh Portable tool
DE102011101075A1 (de) 2011-05-06 2012-11-08 C. & E. Fein Gmbh Kraftgetriebenes Handwerkzeug mit Dämpfungseinrichtung
DE102011101075B4 (de) 2011-05-06 2022-06-15 C. & E. Fein Gmbh Kraftgetriebenes Handwerkzeug mit Dämpfungseinrichtung
DE102011113737A1 (de) 2011-09-15 2013-03-21 C. & E. Fein Gmbh Oszillierende Werkzeugmaschine mit Vibrationsreduktion

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US20060289183A1 (en) 2006-12-28
DE102005031074A1 (de) 2007-01-04
EP1736284B1 (fr) 2013-05-15

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