EP2726252B1 - Tournevis pour construction à paroi sèche - Google Patents

Tournevis pour construction à paroi sèche Download PDF

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Publication number
EP2726252B1
EP2726252B1 EP12725392.0A EP12725392A EP2726252B1 EP 2726252 B1 EP2726252 B1 EP 2726252B1 EP 12725392 A EP12725392 A EP 12725392A EP 2726252 B1 EP2726252 B1 EP 2726252B1
Authority
EP
European Patent Office
Prior art keywords
gear
housing
ring gear
support element
drywall screwdriver
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.)
Active
Application number
EP12725392.0A
Other languages
German (de)
English (en)
Other versions
EP2726252A1 (fr
Inventor
Andre Ullrich
Holger Ruebsaamen
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.)
Robert Bosch GmbH
Original Assignee
Robert Bosch GmbH
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 Robert Bosch GmbH filed Critical Robert Bosch GmbH
Publication of EP2726252A1 publication Critical patent/EP2726252A1/fr
Application granted granted Critical
Publication of EP2726252B1 publication Critical patent/EP2726252B1/fr
Active 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
    • B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
    • B25B21/00—Portable power-driven screw or nut setting or loosening tools; Attachments for drilling apparatus serving the same purpose
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
    • B25B23/00—Details of, or accessories for, spanners, wrenches, screwdrivers
    • B25B23/0064—Means for adjusting screwing depth

Definitions

  • the US 5 044 233 A moreover discloses a drywall screwdriver having at least one support element which differs from a housing element and at least partially surrounds the ring gear of the planetary gear. Furthermore, from the DE 199 27 487 A1 a drywall screwdriver, in which the ring gear of the planetary gear in an axial direction at least one projection and the support element have an at least partially radially inwardly extending collar with at least one recess
  • the invention relates to a drywall screwdriver with a housing, with a Einschraub brieflyenbegrenzungselement, with a drive unit, with an output spindle and a planetary gear, which has at least one ring gear, and with at least one of a housing element different support member, the ring gear of the planetary gear at least partially encompasses, wherein the ring gear of the planetary gear in an axial direction at least one projection and the support member having an at least partially radially inwardly extending collar with at least one recess.
  • the protrusion may have various cross sections which appear meaningful to the person skilled in the art, but the protrusion particularly advantageously has at least one rectangular cross-sectional area.
  • the at least one projection of the ring gear engage in a recess of the housing through the at least one recess of the collar of the support element. This can reliably rotate the Ring gear and twisting of the support member are prevented against the housing. Furthermore, a simple assembly of the components can be realized.
  • a "drywall screwdriver” is to be understood in this context, in particular a hand tool, which is intended to work in particular materials such as plasterboard, and preferably screws in materials such as plasterboard to screw.
  • "Provided” is to be understood in particular to be specially designed, designed and / or equipped.
  • a “screw-in depth limiting element” should be understood to mean, in particular, an element which is at least essentially intended to limit a screw-in depth of the drywall screwdriver.
  • the screw-in depth limiting element has a depth stop.
  • a screw-in depth of the screw-in limiting element can be made adjustable.
  • the Einschraub brieflyenbegrenzungselement may be configured electronically, magnetically, optically or in another, a person skilled in the sense appear appropriate.
  • the screw-in depth limiting element is designed mechanically.
  • a "drive unit” is to be understood as meaning, in particular, an electrical and / or mechanical motor unit which, during operation, is advantageously provided for generating a rotational movement.
  • an electric motor is advantageously provided for generating a rotational movement.
  • a “planetary gear” is to be understood in particular a unit which is intended to transform an incoming torque into an outgoing differing torque and / or to transform an input speed into a differing output speed.
  • the planetary gear preferably comprises at least two, preferably three planet gears and at least one sun gear or pinion.
  • the planetary gear preferably comprises a planet carrier element on which at least two, preferably three planet gears are rotatably arranged.
  • the planetary gears are arranged on the planet carrier element via bolts.
  • the planetary gear has at least one ring gear.
  • a “support element” is to be understood in particular a separate from the housing element, which is intended to forces take at least one direction and / or redirect.
  • the support element is intended to support axial forces.
  • the support element receives the ring gear of the planetary gear with a radial and / or axial play. This can advantageously be achieved an automatic centering of the planetary gear. Furthermore, a simple assembly can be realized.
  • the planetary gear has at least one bearing unit which is at least partially supported axially on the collar of the support element.
  • a “storage unit” is to be understood as meaning in particular a unit which can receive supporting forces at least in one direction and also permits a relative movement between two components with low friction losses.
  • this is to be understood in particular as a plain bearing and / or particularly advantageously as a roller bearing.
  • other storage units that appear reasonable to a person skilled in the art are also conceivable.
  • the sliding bearing advantageously has a material pairing on a sliding surface on, which has at least on the sliding surface a coefficient of friction, which is at least smaller than a coefficient of friction, which arises in a material pairing of a material of the planet carrier element and a material of the housing.
  • the housing comprises at least one transmission housing and at least one motor housing. This can be realized particularly advantageous a simple two-part mounting.
  • the individual housing parts can be adapted to their particular requirements.
  • the support element is received at its outer diameter without clearance in the at least one gear housing and the at least one motor housing.
  • a simple installation of the support element can be realized.
  • a connection between the transmission and the motor housing can be realized, whereby forces can be passed to the motor housing.
  • the drywall screwdriver has at least one cover disk arranged in the motor housing, on which the ring gear and the support element are at least partially axially supported.
  • an axial force transmission from the ring gear and the support element to the motor housing can be implemented particularly advantageously.
  • a conclusion for the transmission can be formed by the cover plate structurally simple.
  • the support element connects the gear housing and the motor housing like a sleeve.
  • the term "socket-like connection” should be understood to mean, in particular, a connection between two preferably pipe-like components by means of an element which bears against at least one outer and / or inner surface of both components.
  • the element has an outer and / or inner diameter corresponding to the inner and / or outer diameters of the components.
  • the element is arranged in a connection region of the components and provided to align the axes of the component to each other. Thereby can be advantageously achieved an accurate and reliable alignment of the gear housing and the motor housing to each other.
  • FIG. 1 a partial section of a drywall screwdriver according to the invention is shown in a side view.
  • the drywall screwdriver has a housing 10.
  • the housing 10 includes a gear housing 56 and a motor housing 58.
  • the gear housing 56 is manufactured in a pot construction.
  • the motor housing 58 is manufactured in a shell construction.
  • the drywall screwdriver also has a screw-in depth limiting element 12, a gear unit 14, an output spindle 16, a drive unit 18 and a coupling unit 20.
  • the drive unit 18 is designed as a DC motor.
  • the screw-in limiting element 12 is arranged.
  • the Einschraub brieflyenbegrenzungselement 12 is connected by means of a plug connection releasably connected to the housing 10 of the drywall screwdriver.
  • the screw-in depth limiting element 12 comprises an adjusting sleeve 66.
  • the screw-in depth limiting element 12 comprises a depth stop 68.
  • the depth stop 68 is provided to limit a screwing depth of a screw in a screwing.
  • the adjusting sleeve 66 is provided to adjust the screwing depth.
  • the depth of engagement is adjusted manually by means of the adjusting sleeve 66.
  • an operator rotates the adjusting sleeve 66 about an axis corresponding to an axis 38 of the output spindle 16.
  • the depth stop 68 is moved along the axial direction 62.
  • the adjusting sleeve 66 has an internal thread 70.
  • the internal thread 70 extends over a partial region of an inner surface of the adjusting sleeve 66.
  • the depth stop 68 has an external thread 72.
  • the external thread 72 extends over a portion of an outer surface of the depth stop 68.
  • the external thread 72 of the depth stop 68 and the internal thread 70 of the adjusting sleeve 66 engage in an assembled state of the Einschraub brieflyenbegrenzungselements 12 into one another.
  • a spring element 76 is arranged in front of the depth stop 68. The spring element 76 presses the depth stop 68 in the radial direction 74 inwards.
  • the spring element 76 is arranged in a radially inner recess 78 of the adjusting sleeve 66.
  • the radially inner recess 78 is arranged on an axial direction 62 of the depth stop 68 facing the end of the adjusting sleeve 66.
  • the radially inner recess 78 secures the spring element 76 in the axial direction 62.
  • the spring element 76 presses flanks of the external thread 72 of the depth stop 68 in the radial direction 74 on flanks of the internal thread 70 of the adjusting sleeve 66 in a region opposite the spring element 76 in the radial direction 74. This creates a friction between the flanks of the internal thread 70 and the external thread 72.
  • an automatic adjustment of the depth stop 68 can be reliably prevented.
  • an automatic adjustment of the depth stop 68 can be reliably prevented by the locking elements.
  • the adjusting sleeve 66 has a grip region 80, which is arranged on an outer side of the adjusting sleeve 66.
  • the grip area 80 has lamellar elevations 82.
  • the grip portion 80 is intended to increase the grip of the outside of the adjustment sleeve 66, thereby facilitating rotation of the adjustment sleeve 66 for the operator.
  • the depth stop 68 has an abutment surface 84 which abuts on a surface of a machined workpiece upon reaching the screw-in depth of the screw set by the operator.
  • the abutment surface 84 has an annular cross-section.
  • the drywall screwdriver has a tool holder 86.
  • the tool holder 86 is formed by a bit holder.
  • the tool holder 86 has a magnetic element 88 to hold a non-illustrated insert tool captive in the tool holder.
  • the tool holder 86 has a receiving region 90.
  • the receiving area 90 is intended to receive the insert tool.
  • the receiving area 90 has a hexagon socket contour, not shown.
  • the insert tool is rotatably held in an inserted state in the receiving area 90 of the tool holder 86.
  • the output spindle 16 is rotatably connected to the tool holder 86.
  • the tool holder 86 is rotatably connected to the insert tool inserted therein and transmits the kinetic energy to the insert tool.
  • the coupling unit 20 is provided to couple and / or decouple a torque transmission of the gear unit 14 to the output spindle 16.
  • a transmission element 22 of the transmission unit 14 is fixedly connected to a coupling element 24 of the coupling unit 20.
  • the transmission element 22 of the transmission unit 14 is formed integrally with the coupling element 24 of the coupling unit 20.
  • the gear unit 14 includes a planetary gear 26.
  • the planetary gear 26 of the gear unit 14 is formed in one stage.
  • the transmission unit 14 has a transmission ratio which is between 3 and 10.
  • the coupling element 24 comprises three carrier elements 30, 32, 34.
  • the carrier elements 30, 32, 34 are integrally formed with the planet carrier element 28 of the planetary gear 26.
  • the drive unit 18 includes a motor spindle 92. In an operating state, the drive unit 18 generates a rotational movement of the motor spindle 92. On the motor spindle 92, a gear is arranged. The gear wheel forms a sun gear 94 of the planetary gear 26 of the gear unit 14. The sun gear 94 of the planetary gear 26 meshes in an operating state with planetary gears 96 of the planetary gear 26. In one operating state, the planet gears 96 each rotate about a rotation axis 98 of the planetary gears 96. In addition, the planetary gears rotate 96 about an axis of rotation of the sun gear 94, which corresponds to an axis 42 of the transmission unit 14.
  • the axis 42 of the gear unit 14 corresponds to an axis 40 of the drive unit 18.
  • the axis 38 of the output spindle 16 corresponds to the axis 40 of the drive unit 18.
  • the axis of rotation of the motor spindle 92 corresponds to the axis 40 of the drive unit 18th
  • the planetary gear 26 has a ring gear 46.
  • the planet gears 96 mesh in an operating condition with the ring gear 46 of the planetary gear 26.
  • the ring gear 46 of the planetary gear 26 is rotatably mounted relative to the housing 10 of the drywall screwdriver in the gear housing 56 of the drywall screwdriver.
  • the drywall screwdriver has a support element 44 which differs from a housing element and which surrounds the ring gear 46 of the planetary gear 26.
  • the support member 44 is disposed between the ring gear 46 and the housing 10.
  • the support member 44 is received at its outer diameter backlash in the gear housing 56 and the motor housing 58.
  • the support member 44 connects the gear housing 56 and the motor housing 58 like a sleeve.
  • the support element 44 is formed by a connecting sleeve.
  • the connecting sleeve is formed by a sheet metal sleeve.
  • the support member 44 engages the ring gear 46 of the planetary gear 26 with a radial and axial play.
  • the ring gear 46 of the planetary gear 26th has at least one projection 48 in the axial direction 62.
  • the projections 48 are integrally formed on a Einschraub brieflyenbegrenzungselement 12 facing side of the ring gear 46.
  • the support element 44 has a collar 50, which extends at least partially radially inwardly, with at least one recess 52.
  • the collar 50 extends inwardly on a plane orthogonal to the axial direction.
  • the collar 50 has eight recesses 52.
  • the projections 48 of the ring gear 46 engage, through the recesses 52 of the collar 50 of the support member 44, in eight recesses 54 of the gear housing 56, whereby the ring gear 46 is fixed in the
  • the planet carrier element 28 is supported via a bearing unit 36 directly in the housing.
  • the bearing unit 36 is pressed onto a radial outer surface of the planet carrier element 28.
  • the bearing unit 36 is formed by a roller bearing 102.
  • the bearing unit 36 is supported with its outer circumference directly on an inner surface of the transmission housing 56.
  • the bearing unit 36 has over the inner surface of the transmission housing 56 on an axial movement play.
  • the bearing unit 36 is partially supported axially on the collar 50 of the support member 44. In the axial direction 62, the bearing unit 36 is supported on the transmission housing 56 on a side facing the screw-in limiting element 12.
  • the bearing unit 36 is supported on the collar 50 of the support element 44 on a side facing away from the screw-in depth limiting element, viewed in the axial direction 62.
  • the force can be transmitted via the coupling unit 20 to the planet carrier element 28.
  • the axial force can be forwarded to the bearing unit 36 via an effective pressure.
  • the bearing unit 36 is supported in the axial direction 62 on the collar 50 of the support member 44, whereby an axial force is transmitted to the support member 44.
  • the support member 44 is axially supported on a cover plate 60.
  • the cover plate 60 is disposed in the motor housing 58.
  • the cover plate 60 is held in the motor housing 58, via a circumferential groove in the motor housing 58, radially and axially. As a result, an axial force can be diverted from the support element 44, via the cover plate 60, to the motor housing 58.
  • a force acting axially on the output spindle 16 can be redirected to the motor housings 58.
  • the ring gear 46 and the support member 44 are based at least partially axially.
  • the ring gear 46 and the support member 44 are based on a, viewed in the axial direction 62, the Einschraub brieflyenbegrenzungselement side facing away from the cover plate 60 axially.
  • the planet carrier element 28 has three recesses 104, 106, 108 on a side facing the drive unit 18. Through the three recesses 104, 106, 108, three bolts 110 are guided. On the three bolts 110, in turn, the three planetary gears 96 are mounted. Furthermore, the planet carrier element 28 has a recess 112 which extends axially to the axis 38 of the output spindle 16. The output spindle 16 is partially mounted and / or guided in the transmission element 22 of the transmission unit 14. The output spindle 16 is partially supported and guided in the planet carrier element 28 of the planetary gear 26. In the recess 112, the output spindle 16 is guided axially movable. The planet carrier element 28 is provided to transmit the rotational movement of the planetary gears 96 about the rotation axis of the sun gear 94 to the clutch unit 20.
  • the coupling unit 20 has the first coupling element 24, a second coupling element 118 and a third coupling element 120.
  • the second coupling element 118 has entrainment elements 122 both on a side facing the first coupling element 24 and entrainment elements 124 on the side facing away from the first coupling element 24.
  • the third coupling element 120 has driving elements 126 on a side facing the second coupling element 118.
  • the driving elements 30, 32, 34, 122, 124, 126 each project in the axial direction.
  • the first coupling element 24 is driven in a rotating state by the planet carrier member 28 directly from the transmission unit 14.
  • the second coupling element 118 is seated axially and circumferentially movably on the collar 114 of the planetary carrier element 28 and is in engagement with the first coupling element 24.
  • the third coupling element 120 is fixedly connected to the output spindle 16.
  • a spring element 128 is arranged in the axial direction 62.
  • the spring element 128 is designed as a helical spring.
  • the spring element 128 is provided to hold the second coupling element 118 and the third coupling element 120 in an unactuated state (as in FIG FIG. 1 shown) disengaged.
  • the spring element 128 pushes apart the second coupling element 118 and the third coupling element 120 in the axial direction 62.
  • the operator presses the drywall screwdriver in the axial direction 62 against a workpiece. Due to the force that an operator exerts on the drywall screwdriver during a screwing-in process, the third coupling element 120 moves counter to a spring force of the spring element 128 toward the second coupling element 118. If there is contact between the second coupling element 118 and the third coupling element 120, the second coupling element 118 is braked relative to the first coupling element 24. Thereby, the second coupling element 118 is pushed onto the ramped outlets 116 of the first coupling element 24 and moved against the third coupling element 120, whereby a coupling is supported.
  • the driving elements 30, 32, 34, 122, 124, 126 of the first coupling element 24, the second coupling element 118 and the third coupling element 120 are provided to abut each other in an actuated state in a circumferential direction of the rotational movement of the gear unit 14.
  • the driver elements 30, 32, 34 of the first coupling element 24 transmit the rotational movement of the gear unit 14 to the driving elements 122 of the second coupling element 118 and thus to the second coupling element 118.
  • the entrainment elements 124 of the second coupling element 118 transmit the rotational movement of the gear unit 14 to the entrainment elements 126 of the third coupling element 120 and thus on the third coupling element 120th
  • the abutment surface 84 of the depth stop 68 bears against a surface of the workpiece.
  • the force in the axial direction 62, the operator on the drywall screwdriver is transmitted in this state via the depth stop 68 on the workpiece, rather than an insert tool.
  • the third coupling element 120 which is loaded by the spring element 128, is disengaged from the second coupling element 118, so that the rotational movement of the gear unit 14 is no longer transmitted to the third coupling element 120 or to an insertion tool.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Retarders (AREA)
  • Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)

Claims (7)

  1. Visseuse pour construction à paroi sèche, comprenant un carter (10), comprenant un élément de limitation de profondeur de vissage (12), comprenant une unité d'entraînement (18), comprenant une broche de sortie (16), comprenant une transmission planétaire (26), laquelle comprend au moins une couronne (46), et comprenant au moins un élément de support (44) différent d'un élément de carter, lequel élément de support vient en prise au moins partiellement autour de la couronne (46) de la transmission planétaire (26), la couronne (46) de la transmission planétaire (26) comprenant au moins une saillie (48) dans une direction axiale (62) et l'élément de support (44) comprenant une collerette (50) s'étendant au moins partiellement radialement vers l'intérieur et pourvue d'au moins un évidement (52), caractérisée en ce que l'au moins une saillie (48) de la couronne (46) vient en prise, à travers l'au moins un évidement (52) de la collerette (50) de l'élément de support (44), dans un évidement (54) du carter (10).
  2. Visseuse pour construction à paroi sèche selon la revendication 1, caractérisée en ce que l'élément de support (44) reçoit la couronne (46) de la transmission planétaire (26) avec un jeu radial et/ou axial.
  3. Visseuse pour construction à paroi sèche au moins selon la revendication 1, caractérisée en ce que la transmission planétaire (26) comprend au moins une unité de palier (36) qui est supportée au moins partiellement axialement sur la collerette (50) de l'élément de support (44).
  4. Visseuse pour construction à paroi sèche selon l'une quelconque des revendications précédentes, caractérisée en ce que le carter (10) comporte au moins un carter de transmission (56) et au moins un carter de moteur (58).
  5. Visseuse pour construction à paroi sèche selon l'une quelconque des revendications précédentes, caractérisée en ce que l'élément de support (44) est reçu sans jeu au niveau de son diamètre extérieur dans l'au moins un carter de transmission (56) et l'au moins un carter de moteur (58).
  6. Visseuse pour construction à paroi sèche selon l'une quelconque des revendications précédentes, caractérisée par au moins un disque de recouvrement (60) disposé dans le carter de moteur (58), et sur lequel la couronne (46) et l'élément de support (44) sont supportés au moins partiellement axialement.
  7. Visseuse pour construction à paroi sèche au moins selon la revendication 4, caractérisée en ce que l'élément de support (44) relie à la manière d'un manchon le carter de transmission (56) et le carter de moteur (58).
EP12725392.0A 2011-06-30 2012-06-01 Tournevis pour construction à paroi sèche Active EP2726252B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE201110078385 DE102011078385A1 (de) 2011-06-30 2011-06-30 Trockenbauschrauber
PCT/EP2012/060331 WO2013000658A1 (fr) 2011-06-30 2012-06-01 Tournevis pour construction à paroi sèche

Publications (2)

Publication Number Publication Date
EP2726252A1 EP2726252A1 (fr) 2014-05-07
EP2726252B1 true EP2726252B1 (fr) 2015-08-12

Family

ID=46208024

Family Applications (1)

Application Number Title Priority Date Filing Date
EP12725392.0A Active EP2726252B1 (fr) 2011-06-30 2012-06-01 Tournevis pour construction à paroi sèche

Country Status (5)

Country Link
US (1) US9427850B2 (fr)
EP (1) EP2726252B1 (fr)
CN (1) CN103648724B (fr)
DE (1) DE102011078385A1 (fr)
WO (1) WO2013000658A1 (fr)

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Publication number Priority date Publication date Assignee Title
DE102011078384A1 (de) * 2011-06-30 2013-01-03 Robert Bosch Gmbh Trockenbauschrauber
US9326162B2 (en) * 2012-03-16 2016-04-26 Lg Electronics Inc. Method and apparatus for limiting transmission of in-device coexistence indication message in wireless communication system
JP6246049B2 (ja) * 2014-04-11 2017-12-13 Ｔｏｎｅ株式会社 締付機
CN106141975A (zh) * 2016-08-22 2016-11-23 安徽安庆市沙氏汽车配件有限公司 一种车用轮胎的气动扳手
CN106425971A (zh) * 2016-11-16 2017-02-22 锐奇控股股份有限公司 齿轮箱
CN110701270B (zh) * 2019-09-20 2020-12-18 宝鸡法士特齿轮有限责任公司 一种行星差动式自变矩电控装置
DE102019220245A1 (de) * 2019-12-19 2021-06-24 Robert Bosch Gmbh Handwerkzeugmaschine mit einem Planetengetriebe
TWI735370B (zh) * 2020-11-03 2021-08-01 薪螢企業有限公司 工具接桿
DE112022002666T5 (de) * 2021-05-19 2024-03-21 Koki Holdings Co., Ltd. Arbeitsmaschine
DE202021106961U1 (de) * 2021-12-21 2022-01-20 Einhell Germany Ag Elektrisches Handwerkzeug

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Publication number Priority date Publication date Assignee Title
JPH0657393B2 (ja) 1989-04-20 1994-08-03 松下電工株式会社 回転工具用ネジ締め付け深さ調節装置
JP2721768B2 (ja) * 1992-03-12 1998-03-04 リョービ株式会社 バッテリー式スクリュードライバー
JP3872897B2 (ja) * 1998-06-17 2007-01-24 株式会社マキタ 電動工具
US6758116B2 (en) * 2001-06-28 2004-07-06 Porter-Cable/Delta Depth adjusting system for a screw gun
JP2004202614A (ja) * 2002-12-25 2004-07-22 Ryobi Ltd 回転工具のねじ込み深さ調整装置
US9016398B2 (en) * 2008-12-04 2015-04-28 Ingersoll-Rand Company Disc-shaped torque transducer
CN201744959U (zh) * 2010-06-22 2011-02-16 深圳市协合欣电子有限公司 一种具有行星齿轮组减速传动装置的电动螺丝刀
DE102011004126A1 (de) * 2011-02-15 2012-08-16 Robert Bosch Gmbh Handwerkzeugmaschine mit einem Untersetzungsgetriebe
WO2012134474A1 (fr) * 2011-03-31 2012-10-04 Ingersoll-Rand Company Couronnes configurées pour accueillir des transducteurs de couple en ligne pour des outils électriques
JP5744639B2 (ja) * 2011-06-17 2015-07-08 株式会社マキタ 電動工具
DE102011078380A1 (de) * 2011-06-30 2013-01-03 Robert Bosch Gmbh Trockenbauschrauber

Also Published As

Publication number Publication date
EP2726252A1 (fr) 2014-05-07
US9427850B2 (en) 2016-08-30
CN103648724A (zh) 2014-03-19
CN103648724B (zh) 2015-12-09
DE102011078385A1 (de) 2013-01-03
US20140230609A1 (en) 2014-08-21
WO2013000658A1 (fr) 2013-01-03

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