| Patent Number |
Title Of Patent |
Date Issued |
| 5779550 |
Torsion damping device, notably for motor vehicles |
July 14, 1998 |
| A torsion damping device having two coaxial parts (12, 3) mounted so as to move angularly with respect to each other counter to elastic member (7), including members (71, 72, 73) acting between radial lugs (55, 65) offset circumferentially and belonging to two phasing washers (5, 6). The |
| 5772519 |
Torsion damper, having a friction device especially for a motor vehicle |
June 30, 1998 |
| A torsion damper comprising two coaxial parts which are mounted for rotation of one with respect to the other, with, interposed between these coaxial parts, apart from a centring element, circumferentially acting springs which are lodged in a cavity closed by the centring element, and |
| 5771756 |
Double damping fly-wheel |
June 30, 1998 |
| A double damped flywheel having two coaxial masses. A first mass is fixed to a driving shaft of a central portion (20) made of sheet metal and a peripheral massive portion (22) connected to the periphery of the central portion. |
| 5771755 |
Damped flywheel adapted to be interposed in a motor vehicle propulsion unit |
June 30, 1998 |
| A damped flywheel (10) of the type comprising a first rotating element (12) and a second rotating element (14), which are coaxial and which have the general form of parallel plates (20, 26), and which define between them an annular housing (30) which receives a resilient damping device ( |
| 5769721 |
Torsion damper with a control ring, in particular a motor vehicle friction clutch |
June 23, 1998 |
| A torsion damper includes a predamper having an input part which is coupled in rotation to the damper plate of a main damper, together with an output part which is coupled in rotation to an output element of the main damper. A control ring is interposed axially between the input part of |
| 5762557 |
Damped flywheel having a resilient member disposed between two coaxial masses |
June 9, 1998 |
| A damped flywheel having two coaxial masses (1, 2) which are mounted for movement with respect to one another against the action of a resilient damping device (3, 130, 230) including at least one resilient member (31 to 33; 133; 231, 232) mounted for articulation on both sides of the |
| 5761970 |
Damping flywheel, particularly for motor vehicles |
June 9, 1998 |
| A damping flywheel having a support plate (24) and an axially elongated crown secured to the support plate (24). The support plate (24) is provided with a radially projecting collar portion and the crown element has a flank for fastening to the support plate (24). |
| 5759105 |
Double damped flywheel having friction device for ease of assembly and calibration, especially f |
June 2, 1998 |
| A double damped flywheel for a motor vehicle comprises a first mass having a central hub, a second mass, a torsion damper, and a friction device working axially between the first mass and the second mass and having at least one friction ring in contact with a friction surface. The fricti |
| 5755312 |
Torsion damping device for a locking clutch, especially for a motor vehicle |
May 26, 1998 |
| A torsion device comprising an input part (20) comprising a piston (24) equipped with a guide washer (28) and an output part comprising an annular disc (36), and of the type comprising a series of lugs (44) folded radially inwards and which cooperate with the section (42) of a peripheral |
| 5755143 |
Double damper flywheel |
May 26, 1998 |
| A double damper flywheel having a rotating mass including a plurality of annular parts, a first part carrying a hub having a bearing for the rotation of a second mass and another annular part having an annular plate provided with an axially oriented external cylindrical skirt. The plate |
| 5746248 |
Sealed hydraulic coupling |
May 5, 1998 |
| A sealed hydraulic coupling comprises two coupling elements, each of which has an outer body, a rigid sleeve, and one part of a deformable duct which is fitted and gripped between the outer body and sleeve of the coupling element associated with it. The interior of each sleeve communicat |
| 5743370 |
Hydraulic clutch release bearing for a motor vehicle diaphragm clutch |
April 28, 1998 |
| A fluid pressure operated clutch release bearing for a diaphragm clutch of a motor vehicle includes a fixed part which comprises a cylindrical annular external body and an internal tube. The body and tube together define an annular cavity, into which pressurised fluid is fed for cont |
| 5732811 |
Ram with two control chambers and a clutch release bearing provided with such a ram |
March 31, 1998 |
| The fluid-pressure ram, for controlling a clutch release bearing for an automobile clutch, has two variable-volume control chambers which follow each other axially and comprise a primary chamber which is fed with pressurized fluid and which is axially delimited sealingly, to the front |
| 5732808 |
Clutch module having a flywheel with ventilating fins |
March 31, 1998 |
| A clutch module is of the kind comprising a mechanism (11), a clutch friction wheel (12) and a flywheel (13), the mechanism (11) itself comprising a cover plate (14) by which it is attached on the flywheel (13), a diaphragm (15) which bears on the cover plate (14), and a pressure pla |
| 5732604 |
Damped flywheel, with a plain bearing especially for a motor vehicle |
March 31, 1998 |
| The damped flywheel comprises two coaxial masses (1, 2) which are mounted for rotation of one with respect to the other against a torsion damper device (3), with one of the masses comprising a central nose (4, 40) projecting axially and penetrating into a central aperture (5, 50, 51) of |
| 5730268 |
Hydraulic motor vehicle clutch having wear indicating means |
March 24, 1998 |
| A hydraulic clutch having a device for indicating wear in the friction liners of the clutch. A wear indicating member (44) is coupled to the actuating piston (26, 34) for axial straight line movement. The wear indicating member (44) projects outside the clutch casing (10) to mechanic |
| 5730267 |
Clutch mechanism, especially for a motor vehicle |
March 24, 1998 |
| A clutch mechanism having a cover plate (11), a pressure plate (13), and two diaphragms (14A, 14B) disposed therebetween. Each diaphragm (14A, 14B) has firstly, a peripheral portion (15A, 15B) defining a Bellevile ring which engages the cover plate (11) and bears on the pressure plate (1 |
| 5722895 |
Torsion predamper, notably for motor vehicles |
March 3, 1998 |
| The torsion predamper has two metal guide washers (14A) disposed axially on each side of a web (13A) fixed to a hub (12). One of the guide washers (14A) has axially oriented mounting lugs (40) made in one piece with the outer periphery thereof. The said lugs extend beyond the outer perip |
| 5720475 |
Torsion damping device, especially for a motor vehicle |
February 24, 1998 |
| A torsion damping device having comprising two coaxial parts (11A, 11B), one primary, one secondary, which are mounted for rotation of one with respect to the other against the action of circumferentially acting resilient member (12) and friction member (13). According to the inventi |
| 5715919 |
Clutch mechanism, especially for a motor vehicle |
February 10, 1998 |
| The clutch mechanism comprises a cover plate (4), a diaphragm (5) bearing on the cover plate (4), assembly (8) applying the diaphragm (5) pivotally to the cover plate (4), and extending through the diaphragm (5) via widened apertures (53), together with at least one pressure plate (3) on |
| 5713449 |
Single-piece cover for a clutch mechanism and a clutch mechanism having such a cover |
February 3, 1998 |
| Cover with, on its external periphery, an alternation of radial surfaces (7) for coupling to a thrust plate (4) and areas (8) for fixing to a reaction plate (1), each fixing area (8) having an axial bracing area (81, 82) opposite a radial bearing surface (91) having a plurality of holes |
| 5711191 |
Damping flywheel notably for a motor vehicle |
January 27, 1998 |
| The damping flywheel includes at least one cartridge (10) pivotally mounted on first and second coaxial masses. At least one elastic member (8) is mounted in the cartridge having, for mounting the elastic member (8), a web (3) and two guide components (4, 5) disposed axially on each side |
| 5706924 |
Clutch including a wear take-up device, in particular, for motor vehicles |
January 13, 1998 |
| A Friction clutch including a reaction plate (13, 16), a friction wheel 14 carrying on its outer periphery friction liners (30), a pressure plate (20), diaphragm (24), and a cover plate (17). One of the pressure (20) and reaction (13, 16) plates, includes two coaxial parts axially movabl |
| 5697481 |
Double damped flywheel, especially for a motor vehicle |
December 16, 1997 |
| A double damped flywheel including two coaxial masses (11A, 11B) mounted for rotation of one with respect to the other, with, interposed circumferentially between them, resilient members (12) which work between guide elements (43), fixed to the primary coaxial mass (11A). A drive pla |
| 5697261 |
Damping device for absorbing rotation shocks, and a friction clutch including such a device |
December 16, 1997 |
| A damping device (10) of the type comprising damping means which are disposed between two coaxial rotating inertia parts (12, 14), and which comprise at least one block of elastically deformable material (56A, 58A, 56B, 58B), which is interposed between the two rotating parts (12, 14), |
| 5695403 |
Torsion damper of reduced axial size, especially for a motor vehicle |
December 9, 1997 |
| A torsion damper comprising a first rotating element (12) and a second rotating element (14), coaxial with each other and defining between them an annular housing which receives a resilient damping device (32), wherein the greater part of the annular housing (30) is delimited by at least |
| 5695034 |
Torsion damper especially for a motor vehicle |
December 9, 1997 |
| A torsion damper includes a main damper and a predamper, each of which includes a pair of guide rings and a damper plate between the guide rings. The guide rings and damper plate of the main damper, together with the damper plate of the predamper, are provided with access holes in axial |
| 5690199 |
Hydrokinetic coupling apparatus, notably for motor vehicles |
November 25, 1997 |
| The hydrokinetic coupling apparatus includes a housing (12) capable of being rotatably locked on a driving shaft, a turbine wheel (14) capable of being rotatably locked on a driven shaft and a locking clutch (10) acting between the housing (12) and the turbine wheel (14), the said clutch |
| 5687825 |
Clutch mechanism, notably for a motor vehicle |
November 18, 1997 |
| A clutch mechanism including a cover, a diaphragm, a pressure plate and studs for mounting the diaphragm on the cover. The studs have a guide portion with flats for cooperating with lateral edges of orifices formed in the diaphragm. Such an arrangement reduces wear on the guide portions. |
| 5682970 |
Clutch module having a cover plate attached to the flywheel by means of a bayonet type fitting |
November 4, 1997 |
| A clutch module including a clutch mechanism (11), a clutch friction disk (12) and a flywheel (13). The clutch mechanism (11) includes a cover (14) for securement to the flywheel (13). A Bayonet-type mounting (39) is interposed between the cover (14) and the flywheel (13). The bayonet |
| 5673598 |
Damped flywheel, especially for a motor vehicle, wherein a friction means is mounted in a cavity |
October 7, 1997 |
| The torsion damper comprises two coaxial masses (1, 2) which are mounted for rotation of one with respect to the other against a torsion damper device (3), which comprises friction member (5) and a damper plate (31) fixed to a reaction plate (21) which is part of one of the masses. The |
| 5667053 |
Torsional damper with a sealed annular housing, especially for a motor vehicle |
September 16, 1997 |
| The torsion damper comprises a first rotating element (12) delimiting the greater part of a sealed annular housing (30) which receives a resilient damper (32) and a lubricating agent for this damper. A second rotating element (14) Comprises a disc (36) which penetrates into the sealed |
| 5662199 |
Friction wheel, especially for a motor vehicle clutch |
September 2, 1997 |
| A clutch friction wheel for a motor vehicle includes a friction disc which comprises two support elements, each carrying a friction liner fixed to the peripheral portion of the support element, which is extended radially inwardly by a central fastening portion of the support element. A |
| 5655967 |
Torsion damper, and a friction unit constituting a sub-assembly for such a torsion damper |
August 12, 1997 |
| A torsion damper, especially for a motor vehicle clutch, is of the kind which includes a friction cassette, i.e. a unitary sub-assembly comprising a friction assembly, which includes a guide ring, a spacing ring having at its outer periphery at least one axially oriented projection, at l |
| 5655640 |
Diaphragm clutch mechanism, especially for a motor vehicle |
August 12, 1997 |
| A clutch mechanism for a motor vehicle clutch comprises a cover plate and a diaphragm, which is mounted for pivoting deflection on the cover plate between a primary abutment carried by the cover plate and a secondary abutment formed on a crown ring. The crown ring is carried by assembly |
| 5655639 |
Motor vehicle hydraulic clutch assembly of the pull to release type |
August 12, 1997 |
| A friction clutch assembly, especially for a motor vehicle, of the pull to release type comprising a clutch casing (10), within which there is arranged a device (20) for controlling declutching, which comprises a clutch release bearing and a hydraulic actuating device (26, 34) compri |
| 5655638 |
Clutch module with resilient gripping of the diaphragm, and a corresponding mechanism |
August 12, 1997 |
| A clutch module having tongues interposed between a pressure plate and a cover plate. Associated with a diaphragm are resilient grippers which permanently bias the diaphragm toward engagement with the cover plate. The resilient grippers are divided into sectors which are fixed, at each o |
| 5651441 |
Clutch module having a cover plate snap-fitted to the flywheel |
July 29, 1997 |
| A clutch module (10) is of the kind comprising a mechanism (11), a clutch friction wheel (12) and a flywheel (13), the mechanism (11) itself comprising a cover plate (14), which, for its attachment to the flywheel (13), comprises, at least locally, engagement member(s) (39) through which |
| 5649864 |
Torsion damper, with lubricated springs especially for a motor vehicle |
July 22, 1997 |
| A torsion damper, especially for a motor vehicle clutch, comprises two coaxial parts, namely a primary and a secondary coaxial part respectively, which are mounted for rotation of one with respect to the other, with circumferentially acting springs, mounted in a grease cavity, acting |
| 5647468 |
Clutch mechanism, notably for a motor vehicle |
July 15, 1997 |
| The clutch mechanism includes a cover (1), a diaphragm (2), a pressure plate (3) coupled to the cover (1) by tongues (8) and return hooks (5) coupling the diaphragm (2) to the pressure plate (3). At least some of the hooks (5) are extended outwards in order to form a stop (7) suitable fo |
| 5641047 |
Clutch mechanism, notably for motor vehicles |
June 24, 1997 |
| The clutch mechanism has a cover (2), a thrust plate (1), elastic member with axial action (3) for acting on the thrust plate (1), circumferential tongues (5) attached at their ends by fixing devices (6, 8) each respectively to an area (53) on the cover (2) and to a lug (11) on the t |
| 5609233 |
Hydraulically actuated motor vehicle clutch of the pull to release type |
March 11, 1997 |
| A friction clutch of the pull to release type, includes a clutch casing (10) within which there is arranged a declutching control device (20), which comprises a clutch release bearing and a hydraulic actuating device (26, 34) that comprises at least one actuating piston (34), which is |
| 5601173 |
Liner support disc for supporting friction liners, especially for a motor vehicle |
February 11, 1997 |
| A liner support disc for supporting friction liners, adapted to constitute a clutch friction wheel, especially for a motor vehicle, of the kind comprising a central portion and a peripheral portion divided into radial blades for receiving the friction liners, with each of the blades bein |
| 5601002 |
Damped flywheel, especially for a motor vehicle |
February 11, 1997 |
| A damped flywheel, in particular for a motor vehicle in conjunction with the clutch of the vehicle, comprises two coaxial masses which are mounted for rotational displacement of one with respect to the other. One of the masses includes a centring nose which projects axially and penetrate |
| 5593014 |
Clutch module with a peripherally thickened pressure plate |
January 14, 1997 |
| This relates to a clutch module of the kind comprising a mechanism (11), a clutch friction wheel (12), and a flywheel (13), the mechanism itself comprising a cover plate (14), a diaphragm (15) which engages on the cover plate (14), and a pressure plate (16A) on which the diaphragm (15) |
| 5590750 |
Torsion damper for a lock-up clutch, and a lock-up clutch having such a torsion damper |
January 7, 1997 |
| The torsion damper for a lock-up clutch (4) comprises two coaxial parts (40, 60) which are movable with respect to each other against circumferentially acting springs (50), namely an input part in the form of a guide ring (40) and an output part (60) called a damper plate, in which t |
| 5586634 |
Clutch mechanism, especially for a motor vehicle |
December 24, 1996 |
| The clutch mechanism comprises a hollow cover plate (1) having at its outer periphery an annular skirt (3), at least one pressure plate (20), and a diaphragm (30), the outer periphery of which defines a Belleville ring (31), which, firstly, bears at its outer periphery on a deflection |
| 5577585 |
Declutching mechanism with an hydraulic actuator, especially for working in traction on the conn |
November 26, 1996 |
| A declutching mechanism having firstly, a hydraulic actuator comprising at least one fixed member and a movable member defining a first control chamber, and secondly, a clutch release bearing attached to the movable member and manoeuvrable by the latter in a first axial direction, referr |
| 5562543 |
Torsion damper, especially for a motor vehicle |
October 8, 1996 |
| A torsion damper, especially though not exclusively for a motor vehicle clutch, is of the kind having two coaxial parts, namely a primary coaxial part and a secondary coaxial part, which are mounted for rotation one with respect to the other against the action of at least one spring whic |
| 5562542 |
Torsion damper, especially for a motor vehicle |
October 8, 1996 |
| A torsion damper, especially for a motor vehicle, comprises two coaxial parts, namely a primary coaxial part and a secondary coaxial part respectively, which are mounted for relative rotation of one with respect to the other against the action of resilient members acting circumferent |
