CN101561017A - Friction clutch - Google Patents
Friction clutch Download PDFInfo
- Publication number
- CN101561017A CN101561017A CN 200910203930 CN200910203930A CN101561017A CN 101561017 A CN101561017 A CN 101561017A CN 200910203930 CN200910203930 CN 200910203930 CN 200910203930 A CN200910203930 A CN 200910203930A CN 101561017 A CN101561017 A CN 101561017A
- Authority
- CN
- China
- Prior art keywords
- helical spring
- clutch
- pressing plate
- friction clutch
- friction
- 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
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Classifications
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- 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
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D13/00—Friction clutches
- F16D13/58—Details
- F16D13/75—Features relating to adjustment, e.g. slack adjusters
- F16D13/757—Features relating to adjustment, e.g. slack adjusters the adjusting device being located on or inside the clutch cover, e.g. acting on the diaphragm or on the pressure plate
Abstract
The present invention relates to a friction clutch at least comprising a clutch housing, which is provided with a press plate capable of shifting without relative rotation and in manner of being limited axially on the clutch housing, the press plate loads a press force resisting effect of an energy accumulator effecting between the clutch housing and the press plate with a lever system supported on the clutch housing relative to a pressing plate arranged to a cap in condition of clamping a friction slice bushing of the clutch disc. Compensation of friction of the friction slice bushing is obtained in manner that a first distance between the press plate and the lever system is compensating by means of torsion of a slope system arranged between the press plate and the lever system. A torsion device includes a lead screw transmission device provided with an arc lead screw, which is composed with spring and arranged along outer circle of the slope system in order to reduce structure space.
Description
Technical field
The present invention relates to a kind of friction clutch, this friction clutch has a pressure strip and one can be with respect to the axial pressing plate that be shifted, that loaded by lever system of this pressure strip restrictedly, be used for setting up frictional fit with respect to the friction covering of clutch disk, wherein, the Compensation Regulation of friction clutch is undertaken by the compensation adjustment of lever system according to wearing and tearing.
Background technique
Friction clutch with compensation adjustment device is known.Therefore, for example force-applied control of this compensation adjustment device ground carries out.This detect lever system that the pressing plate to friction clutch loads for example belleville spring impacting force because wearing and tearing and disadvantageous development and cause Compensation Regulation according to impacting force.Scheme as an alternative can be measured the error distance that produces between clutch housing and the lever system and proofreaies and correct according to error distance when the friction covering wearing and tearing of clutch disk.In order to proofread and correct, to be arranged on compensation mechanism between pressing plate and the lever system such as ramp system or screw thread at this and to reverse.For example reverse by means of torsion device and carry out under the situation of using lead screw gear, this lead screw gear controlled device when working between two coilable of compensation mechanism and determining Compensation Regulation and require reverses a Compensation Regulation numerical value.
Summary of the invention
Task of the present invention is, especially improves this torsion device under the viewpoint that structure space is optimized.
This task solves by a kind of friction clutch, this friction clutch comprises a clutch housing at least, have one can with respect to this clutch housing do not have relatively rotate ground and the axial pressing plate that is shifted restrictedly, this pressing plate axially is shifted so that this friction clutch open and close under the situation of the friction covering clamping of clutch disk with respect to the pressure strip that is arranged on regularly on the clutch housing by a lever system that is supported on the clutch housing, wherein, when the variable in distance determined by control gear between pressure strip and the pressing plate, torsion device reverses a ramp system that is arranged between pressing plate and the lever system, it is characterized in that: torsion device comprises a leading screw by the control gear rotating drive, and this leading screw is configured to circular arc.In this way, leading screw can closely be connected on the excircle of ramp system, and thus, this leading screw can be combined in the structure space of clutch pressure plate under the situation of no extension.
The unavailable rigid material of the lead screw gear with circular arc leading screw that is made of leading screw and feed screw nut is because this leading screw must be around the rotational of oneself, so that realize being used for the propelling of feed screw nut.Therefore, according to the present invention, leading screw is configured to carrier bar circular arc, that nothing is placed on the pressing plate by one with relatively rotating and constitutes, and a helical spring can be provided with around this carrier bar with reversing.At this, helical spring is as threaded elements, and this threaded elements and feed screw nut form screw-thread fit.
In order to form definite screw-thread fit, favourablely at this can be, helical spring circle is extruded compacting on the circumference within it, and its mode is that helical spring for example is being extruded under pre-situation about clamping on two ends.Because at the radius that forms, helical spring presents fan-shaped, in the helical spring inner circumference area, preferably on the circle of compacting ground layout, carry out screw-thread fit thus with feed screw nut on its excircle when the excircle of ramp system is arranged leading screw.For this reason, the circle of the ground of the compacting on feed screw nut inner circumference layout is provided with a corresponding internal thread section.Additionally can on the local inner circumference of feed screw nut, be provided with some on the feed screw nut excircle with the circle fan-shaped suitable threaded line.
In addition, cause friction between each circle that helical spring axial clamping can be arranged on compacting ground in the helical spring inner circumference area, thus, helical spring form higher torsional stiffness and when helical spring reverses helical spring having dragged be prevented or weaken with acceptable manner at least.
Helical spring obtains its radius by carrier bar, the correspondingly prebuckling and on one end thereof, keeping of this carrier bar by holding device, and this holding device can be to be used for helical spring backstop simultaneously.At opposite side, carrier bar can receive driving wheel with reversing, this driving wheel and helical spring do not have be connected with relatively rotating and axially support on a holding device, this holding device can receive driving wheel simultaneously with reversing.Driving wheel has the external form exterior feature, and this external form is wide, and to form shape sealed and correspondingly reverse when control gear has recognized wearing and tearing with control gear.
By correspondingly selecting circle hardness
Can realize the self-locking of torsion device with the circle helical pitch, thus, only otherwise should compensate adjusting, driving wheel just can be unloaded by control gear.
Have the torsion device that has the lead screw gear of circular arc leading screw according to the present invention and can be received on the pressing plate, for example the plate holding device can be riveted with pressing plate, and torsion device is received by means of it.
Ramp system for example can be to have the slope ring on slope structure, that distribute on circumference in the axial direction at this, this slope ring interacts with the slope that cooperates that is shaped accordingly or be placed on the pressing plate, thus, axial height increases when the slope is reversed on the direction of the reverse slope gradient on slope ring and cooperation slope.The slope ring can have the corresponding recess of quantity of quantity and matching mechanism for the sealed cooperation of the shape of feed screw nut, it is sealed that matching mechanism and these recesses form shape.At this, matching mechanism can be arranged on the feed screw nut, for example can be that material forming from this feed screw nut goes out, be embedded into the type exterior feature the recess.Because feed screw nut is because the circular arc configuration of leading screw and moving on the circular trace identical with displaceable slope ring, thus for example can abandon under the situation of raw silk rings thick stick to feed screw nut with respect to the slope ring cutting required compensation mechanism during to guiding.Verified, with wide interactional two recesses of two types can be favourable, wherein, the type exterior feature can be arranged on also that the slope ring is gone up and recess is arranged on the feed screw nut.
In order to reverse by control gear control, control gear and torsion device under the Compensation Regulation situation each other shape interact sealedly.Favourablely at this can be, control gear be fixed on the clutch housing, and thus, clutch housing and lever system and control gear and pressing plate and ramp system can be used as incoherent each other module and partly assembled between erecting stage.When two modules of assembling, have leading screw and then contact by putting with relatively rotating with control gear with control piece with the torsion device that nothing is arranged on the driving wheel on this leading screw.For this reason, driving wheel has circumference type exterior feature, for example is distributed in the tooth on the circumference on the small radii of excircle or axially retraction, but these teeth deviate from clamp finger and construct to ground in order to form the sealed and flexuose ground of shape better with control gear.Under the situation of Compensation Regulation, the ratchet that is arranged on the control gear is embedded in the circumference type exterior feature, this ratchet is shifted and the driving driving wheel towards the pressing plate direction for Compensation Regulation, thus, leading screw reverse and feed screw nut in the axial direction at the leading screw superior displacement, this feed screw nut make again slope ring with respect to pressing plate to reverse a predetermined numerical value and responsible nose balance wearing and tearing and/or other effect for example friction covering of friction clutch or the error distance that other member compacting produces by friction covering with velocity ratio that it is coordinated mutually.Be proved advantageously, the ratchet of control gear contacts with the circumference type of driving wheel is wide under pre-situation about clamping.Favourable in addition can be that the module preliminary adjustment with pressing plate is to clutch disk to be used.
Advantageously, the driving wheel with circumference type exterior feature does not have and is arranged on the helical spring end with relatively rotating.
Advantageously, driving wheel is driven by control gear, and helical spring receives a feed screw nut that is prevented from reversing, and this feed screw nut shape is embedded in the slope ring of ramp system sealedly.
Advantageously, helical spring and feed screw nut self-locking toward each other.
Advantageously, on the inner circumference of the circular arc of being described by helical spring, helical spring circle compacting ground is provided with.
Advantageously, the circle that is arranged in the zone of helical spring circular arc inner circumference partly constitutes a threaded sections, and this threaded sections has an internal thread section that is arranged on the feed screw nut.
Description of drawings
Describe the present invention in detail by means of Fig. 1 to Fig. 3.Accompanying drawing is represented:
Fig. 1 has an embodiment's the cut-away section of the friction clutch of abrasion adjustment,
Fig. 2 has the pressing plate of abrasion adjustment, and
An embodiment of Fig. 3 torsion device.
Embodiment
Fig. 1 shows the cut-away section of an embodiment of friction clutch 1 along its rotation axis 2, wherein, only shows half one that has compensation adjustment device 3.Friction clutch 1 comprise 4, one pressing plates 5 of clutch housing by means of the energy storage device that in this section, can not see do not have relatively rotate ground and can be received in this clutch housing axially displacedly.In addition, a lever system 6 is received in the clutch housing 4 as belleville spring 7, and this belleville spring has 8, one unshowned piece-rate systems of disc spring tongue in inner radial makes these disc spring tongue axially displaced.Illustrated embodiment is a pressure type friction clutch 1, and this pressure type friction clutch separates when disc spring tongue 8 is loaded by pressure.For this reason, belleville spring 7 is supported on the clutch housing 4 under the situation that forms double-arm lever by the unshowned rivet that two silk rings 9,10 are clamped toward each other swingably by means of two silk rings 9,10, wherein, power edge (Kraftrand) 11 of radially outer clamps with respect to unshowned pressure strip pressing plate 5 under the situation of clamping also unshowned friction covering.For this reason, slope ring 12 is clamped between pressing plate 5 and the belleville spring 7, this slope ring as can be from seeing Fig. 2 and pressing plate 5 and have torsion device 13 actings in conjunction of driving wheel 14.
Control gear 15 is made of spring element 16, and this spring element is placed on the cover that radially extends of clutch housing 4 and has a part that forms the axial bending of ratchet 17, and this ratchet is radially clamped with respect to driving wheel 14.The backstop 18 of the spring element 16 that is clamped in advance towards the restriction of the direction of pressing plate 5 constitutes by peg 19 or rivet, and this peg or rivet extend through spring element 16 and form an axial stop that is used for spring element 16 by means of head 20.Peg 19 on its another end can with respect to backstop 21 axial restricted displacements be received in the clutch housing 4, thus, under the big situation of the separation displacement of friction clutch 1 when when putting face 22 the load peg 19 of head 20 by belleville spring 7 in the axial direction against the pre-clamping force displacement of spring element 16, thus, this belleville spring is taken and the Compensation Regulation of carrying out in case of necessity stops.
Fig. 2 shows a favourable configuration example of the pressing plate 5 that has ramp system 23 and torsion device 13.Pressing plate 5 has the known element that is used to be received on the clutch housing, on for example being shaped and in case of necessity through the acceptance division 24 of reprocessing, these acceptance divisions have the hole 25 that is used for fixing energy storage device such as leaf spring, these energy storage devices allow nothing to relatively rotate ground and can be connected on the clutch housing axially displacedly, wherein, the pre-clamping of energy storage device is carried out by this way: make the effect of pressing plate 5 opposing energy storage devices by the power effect of lever system closed and after the impacting force that applies by lever system reduces the unloading effect by energy storage device turn back in the open position.
On predetermined radius, be processed with the cooperation slope 26 that on circumference, distributes on the pressing plate 5, on these cooperate slopes available forging method has been shaped with the blank form in the view of pressing plate 5 and by cutting fine finishing.Scheme for example can be settled a rolled-up stock or working of plastics and be fixed on the pressing plate as an alternative.With cooperate slope 26 corresponding, the slope ring 12 of respective diameters cooperates on the slope 26 to abut on corresponding slope 27 on the circumference, this slope ring has ring surface 28, this ring surface be configured for unshowned lever system by putting face.Slope ring 12 can be fixed on for assembling at least anti-loosely and cooperate on the slope 26.Under the simplest situation, after settling the slope ring, assemble lever system and clutch housing immediately.
The torsion device 13 that is used for slope ring 12 is received in pressing plate 5 by means of reception unit 29, this reception unit can by the plate camber member constitute and with pressing plate 5 riveted joints or otherwise fixing.30, one feed screw nuts 31 of leading screw that supporting a circular arc in reception unit 29 for example anti-ly are received on this leading screw by means of rest on the reception unit 29 flatly with reversing.Leading screw 30 is made of a carrier bar 32 and a helical spring 33 that is enclosed within on this carrier bar of making circular shape in the expectation mode, and this helical spring has some circles 34 that compacting ground clamps on the circumference within it.Driving wheel 14 do not have of being arranged on with relatively rotating, for example being pressed in helical spring 33 distolateral on, perhaps helical spring is embedded by clamping-type ground.Carrier bar 32 can be received in the driving wheel 14 with reversing, leading screw 30 on the one hand by means of driving wheel 14, on the other hand by means of 32 axial restraints of the carrier bar in the reception unit 29 be received in the contact pin 35,36 of reception unit 29, thus, helical spring clamps between this driving wheel and contact pin 35 like this in contact pin 35,36 inside or when driving wheel 14 clampings: make the helical spring circle that is on the helical spring inner circumference partly be compacted.
Processing, for example roll extrusion have circumference type exterior feature 37, for example tooth portion in driving wheel 14.Feed screw nut 31 is embedded in the recess 39 of slope ring 12 by means of wide 38 shapes of external form sealedly.When driving wheel 14 reverses by being received in unshowned control gear on the clutch housing, leading screw 30 is to reverse and make feed screw nut 31 in the axial direction along the displacement of leading screw 30 or circular arc ground by enclose 34 threads of lead screw that especially form in the helical spring inner circumference area, and the helical pitch of this threads of lead screw is constructed like this: make that reversing of feed screw nut 31 is self-locking.External form exterior feature 38 by feed screw nut 31 is embedded in the recess 39 of slope ring 12, this slope ring reverse and the ring surface 28 of slope ring 12 axially displaced with respect to pressing plate 5.
Fig. 3 shows the section of torsion device 13, is threaded the detailed view of the amplification of section 40.Leading screw 30 with driving wheel 14 is received in the contact pin 35,36 of reception unit.For this reason, contact pin 35,36 is configured for driving wheel 14 respectively or is used to be configured to the axial backstop 41,42 of the carrier bar 32 of circular arc, thus, helical spring 30 with circle 34 can be installed between contact pin 35 and the driving wheel 14 under pre-situation about clamping, and this helical spring does not have the earth anchor of relatively rotating and is connected in this driving wheel.Pre-clamping is carried out by this way: make when helical spring reverses on respect to the circular arc direction of carrier bar 32 at helical spring 30 circle section 43 compactings of meeting on the circumference within it.Between circle section 43, between driving wheel 14 and feed screw nut 31, producing on the helical spring whole length or at least the torsional stiffness raising of friction and helical spring 30 thus.
In threaded sections 40, circle 34 enters into feed screw nut 31 and is directed at internal thread section 44, and wherein, circle 34 radially inwardly is supported on the carrier bar 32.The form of implementation of threaded sections 40 can be constructed like this: make the internal thread section 44 of feed screw nut 31 have a continuous threaded line 45, this threaded line has a plurality of fillets of screw side by side, wherein, when helical spring 30 reverses, circle 34 under circle 34 resiliently deformable through this internal thread section and at this also in the radially outer compacting.Scheme as an alternative, in a unshowned form of implementation, only the part circumference of internal thread section be provided with some fillets of screw and radially outer the situation that keeps presenting fan-shaped circle section be arranged with one almost flat by putting face.Self-evident, other configuration example with the threaded sections form of implementation that is between these extreme solutions can be favourable.
Feed screw nut 31 has external form exterior feature 38, and this external form exterior feature is embedded in the recess 39 of slope ring 12.If the ratchet of driving wheel 14 controlled devices by means of with sealed the reversing of shape of circumference type exterior feature 37, then this driving wheel is taken helical spring 30, this helical spring reverses with respect to the carrier bar 32 that nothing is provided with relatively rotating, wherein, circle 34 is used as screw thread and is screwed in the internal thread section 44 of feed screw nut 31.Because leading screw 30 is connected on the pressing plate by means of reception unit 29 (Fig. 2) regularly, so feed screw nut 31 is along being shifted by carrier bar 32 predetermined circular arcs.The external form exterior feature is taken the slope ring at this, and thus, this slope ring is with respect to pressing plate and cooperate the slope to reverse, and thus, rests on the stroke that is used to compensate the wearing and tearing that produced of lever system experience on the ring of slope.
The reference number inventory
1 friction clutch, 23 ramp system
2 pivot centers, 24 acceptance divisions
3 compensation adjustment devices, 25 holes
4 clutch housings 26 cooperate the slope
5 pressing plates, 27 slopes
6 lever systems, 28 ring surfaces
7 belleville springs, 29 reception units
8 disc spring tongue, 30 leading screws
9 ring 31 feed screw nuts
10 ring 32 carrier bars
11 power edges, 33 helical springs
12 slopes ring, 34 circles
35 contact pin of 13 torsion devices
36 contact pin of 14 driving wheels
15 control gear, 37 circumference type exterior features
16 spring elements, 38 external form exterior features
17 ratchets, 39 recesses
18 backstops, 40 threaded sections
19 pegs, 41 backstops
20 heads, 42 backstops
21 backstops, 43 circle sections
22 by putting face 44 internal thread sections
45 threaded line
Claims (7)
1. friction clutch (1), at least comprise a clutch housing (4), have one can with respect to this clutch housing do not have relatively rotate ground and the axial pressing plate that is shifted (5) restrictedly, this pressing plate can axially be shifted so that this friction clutch (1) open and close under the situation of the friction covering clamping of clutch disk with respect to the pressure strip that is arranged on regularly on this clutch housing (4) by a lever system (6) that is supported on this clutch housing (4), wherein, when the variable in distance determined by control gear (15) between pressure strip and the pressing plate (5), torsion device (13) reverses a ramp system (23) that is arranged between pressing plate (5) and this lever system (6), it is characterized in that: this torsion device (13) comprises a leading screw (30) by this control gear (15) rotating drive, and this leading screw is configured to circular arc.
2. according to the friction clutch (1) of claim 1, it is characterized in that: this leading screw (30) is configured to carrier bar (32) circular arc, that nothing is placed on this pressing plate (5) by one with relatively rotating and constitutes, and a helical spring (30) can be provided with around this carrier bar with reversing.
3. according to the friction clutch (1) of claim 2, it is characterized in that: driving wheel (14) nothing with circumference type exterior feature (37) is arranged on the end of this helical spring (30) with relatively rotating.
4. according to the friction clutch (1) of claim 3, it is characterized in that: this driving wheel (14) is driven by this control gear (15), this helical spring (30) receives a feed screw nut that is prevented from reversing (31), and this feed screw nut shape is embedded in the slope ring (12) of this ramp system (23) sealedly.
5. according to the friction clutch (1) of claim 4, it is characterized in that: helical spring (30) and feed screw nut (31) self-locking toward each other.
6. according to the friction clutch (1) of one of claim 2 to 5, it is characterized in that: on the inner circumference of the circular arc of being described by this helical spring (30), circle (34) compacting of this helical spring (30) ground is provided with.
7. according to the friction clutch (1) of one of claim 5 to 6, it is characterized in that: the circle part (43) that is arranged in the zone of circular arc inner circumference of this helical spring (30) constitutes a threaded sections (40), and this threaded sections has an internal thread section (44) that is arranged on this feed screw nut (31).
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102008006315 | 2008-01-28 | ||
| DE102008006315.0 | 2008-01-28 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101561017A true CN101561017A (en) | 2009-10-21 |
| CN101561017B CN101561017B (en) | 2013-03-06 |
Family
ID=40794662
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200910203930 Expired - Fee Related CN101561017B (en) | 2008-01-28 | 2009-02-01 | Friction clutch |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN101561017B (en) |
| DE (1) | DE102009004715B4 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103154547A (en) * | 2010-07-22 | 2013-06-12 | 舍弗勒技术股份两合公司 | Adjusting device |
| CN103874862A (en) * | 2011-08-24 | 2014-06-18 | 舍弗勒技术有限两合公司 | Coupling device |
| CN109163032A (en) * | 2018-09-05 | 2019-01-08 | 宁波合力制动系统有限公司 | Automatic compensation air-pressure disc brake |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102010034823B4 (en) | 2009-09-03 | 2019-12-19 | Schaeffler Technologies AG & Co. KG | Friction clutch with adjuster |
| DE102010045791B4 (en) * | 2009-10-12 | 2017-06-22 | Schaeffler Technologies AG & Co. KG | Friction clutch with path-controlled wear compensation |
| DE112012001766A5 (en) * | 2011-04-21 | 2014-02-06 | Schaeffler Technologies AG & Co. KG | Adjustment device for a friction clutch |
| CN104568427A (en) * | 2014-11-18 | 2015-04-29 | 中国航空动力机械研究所 | Conical gear shaft twisting-stopping simulation structure device and application |
| DE102015211373A1 (en) * | 2015-06-19 | 2016-12-22 | Schaeffler Technologies AG & Co. KG | Adjustment device for a friction clutch |
| FR3065765B1 (en) * | 2017-04-26 | 2019-04-26 | Valeo Embrayages | CLUTCH MECHANISM, IN PARTICULAR FOR A MOTOR VEHICLE |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1815643U (en) * | 1958-11-12 | 1960-07-28 | Magnetfabrik Gewerkschaft Wind | MECHANICAL ADJUSTMENT DEVICE. |
| DE1819640U (en) * | 1960-04-16 | 1960-10-13 | Leitz Ernst Gmbh | ARRANGEMENT FOR MOVING COMPONENTS ALONG A GUIDE. |
| DE3841460A1 (en) * | 1988-12-09 | 1990-06-13 | Willibald Neudert | Device for transmitting mechanical forces in the longitudinal direction by means of a flexible steel wire spiral shaft |
| GB2278894B (en) * | 1993-05-26 | 1997-12-24 | Luk Lamellen & Kupplungsbau | Friction clutch |
| FR2753503B1 (en) * | 1996-09-17 | 1998-12-04 | Valeo | FRICTION CLUTCH WITH WEAR RETRACTING DEVICE, ESPECIALLY FOR A MOTOR VEHICLE |
| FR2765287B1 (en) * | 1997-06-17 | 1999-09-17 | Valeo | FRICTION CLUTCH WITH WEAR RETRIEVAL DEVICE, PARTICULARLY FOR A MOTOR VEHICLE |
| EP1852620A2 (en) * | 2006-05-04 | 2007-11-07 | LuK Lamellen und Kupplungsbau Beteiligungs KG | Friction coupling device |
-
2009
- 2009-01-15 DE DE102009004715.8A patent/DE102009004715B4/en not_active Expired - Fee Related
- 2009-02-01 CN CN 200910203930 patent/CN101561017B/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103154547A (en) * | 2010-07-22 | 2013-06-12 | 舍弗勒技术股份两合公司 | Adjusting device |
| CN103154547B (en) * | 2010-07-22 | 2016-01-27 | 舍弗勒技术股份两合公司 | Regulating device |
| CN103874862A (en) * | 2011-08-24 | 2014-06-18 | 舍弗勒技术有限两合公司 | Coupling device |
| CN103874862B (en) * | 2011-08-24 | 2016-03-16 | 舍弗勒技术股份两合公司 | Engaging and disengaging gear |
| CN109163032A (en) * | 2018-09-05 | 2019-01-08 | 宁波合力制动系统有限公司 | Automatic compensation air-pressure disc brake |
Also Published As
| Publication number | Publication date |
|---|---|
| DE102009004715B4 (en) | 2015-10-29 |
| CN101561017B (en) | 2013-03-06 |
| DE102009004715A1 (en) | 2009-07-30 |
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| C06 | Publication | ||
| PB01 | Publication | ||
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| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: SCHAEFFLER TECHNOLOGY GMBH + CO. KG Free format text: FORMER OWNER: LUK VERMOEGENSVERWALTUNGSGESELLSCHAFT MBH Effective date: 20130618 Owner name: LUK VERMOEGENSVERWALTUNGSGESELLSCHAFT MBH Free format text: FORMER OWNER: LUK LAMELLEN UND KUPPLUNGSBAU GMBH Effective date: 20130618 |
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| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20130618 Address after: German Herzogenaurach Patentee after: SCHAEFFLER TECHNOLOGIES AG & CO. KG Address before: German Boer Patentee before: Luke Asset Management Co.,Ltd. Effective date of registration: 20130618 Address after: German Boer Patentee after: Luke Asset Management Co.,Ltd. Address before: German Boer Patentee before: LUK LAMELLEN UND KUPPLUNGSBAU BETEILIGUNGS KG |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130306 Termination date: 20180201 |