EP2427360A1 - Système d'appui pour vis sans fin dans un mécanisme de direction - Google Patents

Système d'appui pour vis sans fin dans un mécanisme de direction

Info

Publication number
EP2427360A1
EP2427360A1 EP10712419A EP10712419A EP2427360A1 EP 2427360 A1 EP2427360 A1 EP 2427360A1 EP 10712419 A EP10712419 A EP 10712419A EP 10712419 A EP10712419 A EP 10712419A EP 2427360 A1 EP2427360 A1 EP 2427360A1
Authority
EP
European Patent Office
Prior art keywords
bearing
worm
outer ring
spring element
spring
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.)
Withdrawn
Application number
EP10712419A
Other languages
German (de)
English (en)
Inventor
Werner Bernhard
Marco Grau
Ekkehard Kneer
Jens-Uwe Hafermalz
Dennis FÜCHSEL
Jürgen BIEBER
Rainer SCHÄNZEL
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 Automotive Steering GmbH
Original Assignee
ZF Lenksysteme 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 ZF Lenksysteme GmbH filed Critical ZF Lenksysteme GmbH
Publication of EP2427360A1 publication Critical patent/EP2427360A1/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62D—MOTOR VEHICLES; TRAILERS
    • B62D5/00—Power-assisted or power-driven steering
    • B62D5/04—Power-assisted or power-driven steering electrical, e.g. using an electric servo-motor connected to, or forming part of, the steering gear
    • B62D5/0409—Electric motor acting on the steering column
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C27/00—Elastic or yielding bearings or bearing supports, for exclusively rotary movement
    • F16C27/04—Ball or roller bearings, e.g. with resilient rolling bodies
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H55/00—Elements with teeth or friction surfaces for conveying motion; Worms, pulleys or sheaves for gearing mechanisms
    • F16H55/02—Toothed members; Worms
    • F16H55/22—Toothed members; Worms for transmissions with crossing shafts, especially worms, worm-gears
    • F16H55/24—Special devices for taking up backlash
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C2326/00—Articles relating to transporting
    • F16C2326/20—Land vehicles
    • F16C2326/24—Steering systems, e.g. steering rods or columns
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H57/00—General details of gearing
    • F16H57/02—Gearboxes; Mounting gearing therein
    • F16H57/021—Shaft support structures, e.g. partition walls, bearing eyes, casing walls or covers with bearings
    • F16H2057/0213—Support of worm gear shafts
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T74/00—Machine element or mechanism
    • Y10T74/18—Mechanical movements
    • Y10T74/18568—Reciprocating or oscillating to or from alternating rotary
    • Y10T74/18792—Reciprocating or oscillating to or from alternating rotary including worm
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T74/00—Machine element or mechanism
    • Y10T74/19—Gearing
    • Y10T74/19642—Directly cooperating gears
    • Y10T74/19698—Spiral
    • Y10T74/19828—Worm

Definitions

  • the invention relates to the mounting of a screw in a steering gear according to the preamble of claim 1 and a corresponding steering gear and a power steering system equipped therewith according to the preamble of one of the independent claims.
  • the invention relates to the storage of a screw by means of a floating bearing and a fixed bearing, wherein the fixed bearing is designed as a pivot bearing and a springing is provided for the screw.
  • a first bearing fixed bearing
  • a second bearing floating bearing
  • the worm is radially secured, but can expand in the axial direction and always be sure to engage with a worm wheel due to the pivot bearing.
  • the pivot bearing thus makes it possible that the worm is mounted slightly pivotable in the direction of engagement with the worm wheel.
  • Fig. 1 shows this known construction, namely a steering gear 1, which is designed as a worm gear.
  • the worm 3 and a worm wheel 4 are arranged in the housing 2, wherein the worm engages with the worm wheel and is mounted by means of a coupling 8 with the bearing 11 in a bearing Drive shaft 9 of an electric drive motor 10 is connected.
  • the worm shaft itself is mounted in a shaft bearing 5, which has a ball bearing 6 in the form of a four-point bearing and is designed as a pendulum or pivot bearing.
  • the worm 3 is acted upon radially with a biasing force and permanently pressed against the teeth of the worm wheel 4 and lusterrades.
  • the pressure device 12 may be provided, for example, with a hydraulic device 14 and a pressure piece 15 actuated therefrom, which acts on the bearing 16 there or the worm 3 itself. Although it can be independently compensated for over the lifetime adjusting wear, but it has been shown that noise can occur at the shaft bearing 5, which can be eliminated only partially by the use of an expensive special camp.
  • a bearing of a screw with the features of claim 1. Accordingly, a spring element is provided on a bearing of the screw, in particular on the fixed bearing, which acts on the spring of the worm a portion of the outer ring of the bearing with a spring force, which supports a pivoting of the worm gear towards the worm.
  • Spring element is formed for example as a wedge ring or spring washer having a projection or a nose, which directly on the
  • the bearing itself an axially acting on the pivotal mounting of the worm springing created that virtually no play occurs and thus effectively prevents the noise on the pivot bearing.
  • the springing can be realized inexpensively and space-saving.
  • any other type of elastic element can be used, such. a compression spring which exerts an axial spring force on a location of the outer ring on the same.
  • the spring element is formed asymmetrically or asymmetrically disposed in the housing of the steering gear to act only on the one region of the outer ring of the bearing.
  • the spring element is designed as an annular spring element, in particular as a wedge locking ring having a projection by means of which an axial spring force is exerted on the one region of the outer ring of the bearing.
  • the spring element is formed as a disk-shaped spring element, in particular as a spring washer, which has a projection or nose to exert an axial spring force on the one region of the outer ring of the bearing.
  • the spring washer can also be provided with a set screw.
  • the spring element is e.g. formed as a wedge ring or spring washer, so the projection acts on the region of the outer ring, which is opposite to that portion of the screw which is in engagement with the worm wheel. This is compensated by the axially generated spring force of a tilting or
  • the spring element is designed as an asymmetrically arranged in the housing of the steering gear compression spring, in particular as a helical compression spring. This can with a
  • the compression spring is arranged on the region of the outer ring, which faces that region of the worm, which is in engagement with the worm wheel.
  • the bearing has a combination of a plurality of such spring elements.
  • Storage receptacle be designed as a pivot ring, wherein the spring element (eg, spring washer) acts on the outer ring with an axially acting force and presses against the pivot ring.
  • the spring element eg, spring washer
  • This construction is in the steering gear preferably provided on the fixed bearing of the worm, ie where the inner ring receives the driven shaft end of the worm, which is connected to a servo drive.
  • the spring element preferably presses by means of a projection or a nose selectively and in the axial direction on a portion of the outer ring.
  • the swivel ring has a concave sliding surface and the outer ring has a matching convex sliding surface, so that the one-sided force coming from the spring element causes the worm or worm shaft to pivot toward the worm wheel.
  • Fig. 1 shows a conventional storage in the form of a pivot bearing
  • Fig. 2a / b illustrate a first embodiment of the storage according to the invention, in which the spring element is designed as a wedge locking ring;
  • Fig. 3a / b illustrate a second embodiment of the storage according to the invention, in which the spring element is designed as a spring washer;
  • Fig. 4 illustrates a third embodiment of the storage according to the invention, in which the spring element is designed as a helical compression spring.
  • Fig. 2 comprises the sub-figures 2a and 2b, which illustrate a storage according to the invention in a first embodiment.
  • FIG. 2a shows a spring element FE1, which is designed as a wedge securing ring and serves to spring a worm in the steering gear illustrated in FIG. 2b and directly to one of the bearings, namely to the fixed bearing. is used.
  • the spring element FE1 or the wedge securing ring has a projection N1, which acts directly on the outer ring 1 of the fixed bearing FL in the installed state (see Fig. 2b).
  • the wedge ring has an opening 01 and securing elements E1.
  • the securing elements E1 do not act on the outer ring 1, but on the pivot ring 6 and thus serve in particular for fixing the wedge securing ring FE1 per se.
  • a worm S is mounted at its two shaft ends in the housing G, wherein the drive end shaft end in a bearing FL and the free end of the shaft are radially mounted in a floating bearing.
  • the worm S is engaged with a worm wheel SR.
  • a spring element here also the wedge securing ring FE1 shown in FIG. 2a, is arranged on the fixed bearing FL.
  • the illustrated in Fig. 2b fixed bearing FL corresponds to a pivot bearing, which has substantially an outer ring 1, an inner ring 2 and between them movably received rolling elements 4, in the form of balls.
  • a bearing mount which is formed in the form of a swivel ring 6 with a convex sliding surface, in turn, receives the outer ring 1, the Au z Terminal is concave.
  • the inner ring 2 in turn, accommodates the (connected to the left) shaft end WS of the worm S connected to the servomotor (not shown here).
  • the pivoting device thus created enables the worm S to be mounted so as to be slightly pivotable in the direction of engagement with the worm wheel SR.
  • the other, free shaft end of the screw S (here on the right side) located floating bearing LL causes only a radial bearing of this shaft end. So that a pivoting V of the screw S is possible, the floating bearing LL is arranged so that a corresponding possibility of movement in the radial direction to the worm wheel SR out and vice versa is possible.
  • a slot recording the movable bearing LL or the like may be provided.
  • the spring element FE1 is installed on the pivot bearing (fixed bearing) FL, which axially springs a certain area of the outer ring 1, so here with a rightward Force.
  • a wedge locking ring spring element FE1 is mounted between the pivot ring 6 and a Befest Trentsschraubring BS, wherein the nose-shaped projection N1 (see Fig. 2a) presses directly on the area 1 B of the outer ring 1, that of the area Slug S is opposite which is engaged with the worm wheel SR.
  • the axial spring force is converted into a pivoting moment which pivots the worm S towards the worm wheel SR (see turning arrow V in Fig. 2b).
  • a noise-generating bearing clearance can occur.
  • the provided on the wedge ring FE1 nose N1 extends initially in the radial direction inwards and then in the region of the outer ring 1 in the axial direction (here to the right) angled or has an angled edge (wedge), in the assembled state directly to the outer ring 1 in the area
  • FIG. 3 comprises the subfigures 3 a and 3 b, which illustrate a bearing according to the invention in a second embodiment.
  • Fig. 3a shows a spring element in the form of a spring washer FE2, which also serves to spring the worm (see Fig. 3b).
  • the spring washer FE2 has a projection or a nose N2, which in the installed state acts directly on the one area 1B of the outer ring 1 of the fixed bearing FL (see Fig. 3b).
  • Fig. 3b illustrated fixed warehouse FL corresponds to one
  • FIG. 4 also shows a bearing according to the invention in a third embodiment.
  • the springing of the bearing of the worm S takes place by means of a spring element FE3 designed as a compression spring.
  • the compression spring is a helical compression spring, which in the housing G with respect to the
  • Outer ring 1 is mounted asymmetrically or on one side, namely here in the lower
  • the compression spring FE3 is provided with a pressure peak SP3, which consequently presses on the area 1 B 'of the outer ring 1, that of the one
  • the spring elements described can also be provided multiple times and / or combined with each other. So it is e.g. conceivable that in addition to a springing by means of spring washer, as shown in FIG. 3a / b, nor a springing by means of compression spring, as shown in Fig. 4, is used.
  • the compression spring may also be integrated in the adjusting or screw ring 6 (see FIG.
  • a bearing is provided which is provided for a worm with a worm in engagement in a steering gear.
  • the storage has at least a first bearing, which is preferably designed as a fixed bearing.
  • This bearing has essentially an outer ring, an inner ring and between them movably received rolling elements and is pivotally mounted in a bearing receptacle, which in turn receives the outer ring of the bearing.
  • the inner ring in turn receives one of the two shaft ends of the worm, to store this shaft end of the worm radially in the housing of the steering gear.
  • at least one spring element is provided on the bearing, the one

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Gear Transmission (AREA)
  • Power Steering Mechanism (AREA)

Abstract

La présente invention concerne un système d'appui destiné à une vis sans fin (S) qui est en prise avec une roue à vis sans fin (SR) dans un mécanisme de direction, le système d'appui comprenant au moins un roulement (FL) qui présente une bague extérieure (1), une bague intérieure (2) et des corps roulants (4) maintenus mobiles entre les bagues, le roulement (FL) étant disposé pour pouvoir pivoter dans un logement de roulement (6) qui prend en charge la bague extérieure (1) du roulement (FL), et la bague intérieure (2) prenant en charge l'une des deux extrémités de la vis sans fin (S) afin de maintenir cette extrémité (WS) de la vis sans fin (S) radialement dans le boîtier (G) du mécanisme de direction. Pour assurer une meilleure suspension de la vis sans fin (S), au moins un élément de rappel (FE1) se trouve sur le roulement (FL), ledit élément de rappel appliquant à une zone (1B) de la bague extérieure (1) du roulement (FL) une force de rappel qui continue au pivotement (V) de la vis sans fin (S) en direction de la roue à vis sans fin (SR).
EP10712419A 2009-05-08 2010-03-31 Système d'appui pour vis sans fin dans un mécanisme de direction Withdrawn EP2427360A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102009002940A DE102009002940A1 (de) 2009-05-08 2009-05-08 Lagerung einer Schnecke in einem Lenkgetriebe
PCT/EP2010/054291 WO2010127915A1 (fr) 2009-05-08 2010-03-31 Système d'appui pour vis sans fin dans un mécanisme de direction

Publications (1)

Publication Number Publication Date
EP2427360A1 true EP2427360A1 (fr) 2012-03-14

Family

ID=42111854

Family Applications (1)

Application Number Title Priority Date Filing Date
EP10712419A Withdrawn EP2427360A1 (fr) 2009-05-08 2010-03-31 Système d'appui pour vis sans fin dans un mécanisme de direction

Country Status (5)

Country Link
US (1) US8539849B2 (fr)
EP (1) EP2427360A1 (fr)
CN (1) CN102421654B (fr)
DE (1) DE102009002940A1 (fr)
WO (1) WO2010127915A1 (fr)

Families Citing this family (39)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102426101A (zh) * 2011-09-05 2012-04-25 浙江台玖精密机械有限公司 用于蜗轮蜗杆啮合精度检测的专用啮合仪底座及工作方法
DE102012103146A1 (de) * 2012-04-12 2013-10-17 Zf Lenksysteme Gmbh Lenkgetriebe
EP2842835A4 (fr) * 2012-04-25 2016-04-06 Jtekt Corp Dispositif électrique de direction assistée
JP6020893B2 (ja) * 2012-07-27 2016-11-02 株式会社ジェイテクト 電動パワーステアリング装置
DE102013003749A1 (de) * 2013-03-06 2014-09-11 Thyssenkrupp Presta Aktiengesellschaft Winkelbewegliche Lageranordnung für Ritzel in Reduktionsgetrieben elektromechanischer Lenksysteme
DE102013104521A1 (de) * 2013-05-03 2014-11-20 Zf Lenksysteme Gmbh Lenkgetriebe
DE102013213708A1 (de) * 2013-07-12 2015-01-15 Volkswagen Aktiengesellschaft Schneckengetriebe für eine Lenkhilfevorrichtung eines Kraftfahrzeuges mit Spielausgleich
CN104326014B (zh) * 2013-07-22 2016-09-07 北汽福田汽车股份有限公司 转向器及具有该转向器的车辆
DE102014107073A1 (de) * 2014-05-20 2015-11-26 Robert Bosch Automotive Steering Gmbh Lenkgetriebe
DE102014212133A1 (de) * 2014-06-25 2015-12-31 Robert Bosch Gmbh Antriebseinheit
DE102014110306A1 (de) * 2014-07-22 2016-01-28 Thyssenkrupp Ag Elektromechanische Servolenkung
EP3184855B1 (fr) * 2014-10-09 2021-12-01 NSK Ltd. Engrenage de réduction à vis sans fin et procédé d'assemblage d'engrenage de réduction à vis sans fin
JP6517041B2 (ja) * 2015-02-24 2019-05-22 住友重機械工業株式会社 減速装置
GB201504960D0 (en) * 2015-03-24 2015-05-06 Trw Ltd A gearbox assembly for an electric power steering assembly
WO2016181871A1 (fr) * 2015-05-13 2016-11-17 日本精工株式会社 Réducteur à vis sans fin
JP6502170B2 (ja) * 2015-05-14 2019-04-17 愛知機械工業株式会社 隙間調整部材および隙間調整部材の組付け方法並びに変速装置
CN104832544A (zh) * 2015-05-18 2015-08-12 江苏联动轴承有限公司 汽车eps专用自润滑调心蜗杆组件轴承
GB201511826D0 (en) * 2015-07-06 2015-08-19 Trw Ltd A gearbox assembly for an electric power steering assembly
KR20170073921A (ko) * 2015-12-21 2017-06-29 주식회사 만도 자동차의 감속기
DE102016104150A1 (de) * 2016-03-08 2017-09-14 Robert Bosch Automotive Steering Gmbh Lenkgetriebe
DE102016211715A1 (de) 2016-06-29 2018-01-04 Ford Global Technologies, Llc Getriebeeinheit für ein Kraftfahrzeug
DE102016211714B3 (de) * 2016-06-29 2017-09-07 Ford Global Technologies, Llc Getriebeeinheit für ein Kraftfahrzeug
DE202016103802U1 (de) 2016-06-29 2016-07-27 Ford Global Technologies, Llc Getriebeeinheit für ein Kraftfahrzeug
CN106321783B (zh) * 2016-09-26 2019-04-16 安徽江淮汽车集团股份有限公司 一种蜗杆支撑结构
DE102016012246A1 (de) * 2016-10-14 2018-04-19 Thyssenkrupp Ag Elektromechanische Servolenkung mit gefederter Lageranordnung
DE202017100155U1 (de) 2017-01-02 2017-03-13 Ford Global Technologies, Llc Getriebeeinheit für ein Kraftfahrzeug
DE102017200009A1 (de) 2017-01-02 2018-07-05 Ford Global Technologies, Llc Getriebeeinheit für ein Kraftfahrzeug
DE102017200008B4 (de) 2017-01-02 2022-09-29 Ford Global Technologies, Llc Getriebeeinheit für ein Kraftfahrzeug
FR3067084B1 (fr) * 2017-05-31 2019-07-19 Jtekt Europe Bouchon d’etancheite pour carter de reducteur portant un chariot de compensation de jeu d’engrenement
DE102017221153A1 (de) * 2017-11-27 2019-05-29 Ford Global Technologies, Llc Lageranordnung und Lenkgetriebe
DE102018200090A1 (de) * 2018-01-04 2019-07-04 Robert Bosch Gmbh Schneckengetriebe
DE102018200089A1 (de) * 2018-01-04 2019-07-04 Robert Bosch Gmbh Lenkgetriebe für ein Kraftfahrzeug
US11143284B2 (en) * 2018-03-08 2021-10-12 Steering Solutions Ip Holding Corporation Floating worm bearing bore offset
DE102018106026A1 (de) 2018-03-15 2019-09-19 Thyssenkrupp Ag Schneckengetriebe mit einem Schwenklager mit definierter Schwenkachse
CN108488369B (zh) * 2018-03-27 2021-01-05 浙江吉利控股集团有限公司 间隙可调的转向管柱及汽车
DE102018009030A1 (de) * 2018-11-16 2020-05-20 Zf Active Safety Gmbh Lageranordnung
DE102019118406A1 (de) * 2019-07-08 2021-01-14 Schaeffler Technologies AG & Co. KG Geräuschoptimierte Lagereinheit für ein lenkhilfeunterstütztes Lenkgetriebe
CN114435462B (zh) * 2020-11-05 2024-05-24 操纵技术Ip控股公司 线性蜗杆和蜗轮组件
CN114273920B (zh) * 2022-01-24 2023-03-28 湖南电气职业技术学院 一种汽车蜗轮蜗杆减速器装配设备

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3425239A (en) * 1967-02-10 1969-02-04 Boeing Co Shaft damper
JP3799236B2 (ja) * 2001-01-22 2006-07-19 株式会社ジェイテクト 電動式動力舵取装置
GB9718574D0 (en) 1997-09-03 1997-11-05 Lucas Ind Plc Improvements relating to gears
JP2000159128A (ja) * 1998-11-26 2000-06-13 Nsk Ltd 電動式パワーステアリング装置
JP4221825B2 (ja) * 1999-06-28 2009-02-12 株式会社ジェイテクト 電動式舵取装置
JP2001130423A (ja) * 1999-11-05 2001-05-15 Kayaba Ind Co Ltd 電動式パワーステアリング装置
JP3653611B2 (ja) * 2000-05-18 2005-06-02 光洋精工株式会社 電動式舵取装置
DE10051306A1 (de) * 2000-10-17 2002-04-18 Bosch Gmbh Robert Spielfreies Lenkgetriebe
DE10161715A1 (de) 2001-12-15 2003-06-18 Zf Lenksysteme Gmbh Elektrische Hilfskraftlenkung für Kraftfahrzeuge
AU2003241184A1 (en) * 2003-02-20 2004-09-09 Nsk Ltd. Electric-powered power steering apparatus
KR100816401B1 (ko) * 2006-07-05 2008-03-27 주식회사 만도 전동식 조향장치
DE102006039740A1 (de) * 2006-08-24 2008-02-28 Schaeffler Kg Hilfsantrieb für ein Lenkgetriebe

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See references of WO2010127915A1 *

Also Published As

Publication number Publication date
US20120125132A1 (en) 2012-05-24
US8539849B2 (en) 2013-09-24
WO2010127915A1 (fr) 2010-11-11
CN102421654A (zh) 2012-04-18
CN102421654B (zh) 2014-05-07
DE102009002940A1 (de) 2010-11-11

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