Patents by Inventor Gilles Lebas
Gilles Lebas has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 10753424Abstract: A torsional damping device (110) includes a movable torque input element (130, 140), a movable torque output element (150), at least one phasing member (320,340) and at least one group of elastic members (250, 260) mounted between the torque input element and torque output element. The at least one group of elastic members acts against rotation of the torque input element and the torque output element with respect to one another. The elastic members of the at least one group of elastic members are arranged in series by the at least one phasing member (320, 340) so that the elastic members of the at least one group of elastic members deform in phase with one another. The torque input element having at least one stop member (620) limiting rotation of the torque input elememt relative to the output element and relative to the at least one phasing member.Type: GrantFiled: July 19, 2016Date of Patent: August 25, 2020Assignee: Valeo EmbrayagesInventors: Gilles Lebas, Michael Hennebelle, Thibault Laforge, Emmanuel Commeine
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Patent number: 10570986Abstract: A vibration damping device for a motor vehicle, features a first movable element (13, 14) and a second movable element (15, 16) both rotatable around an axis X, at least one group of elastic members (25, 26) mounted between the first movable element and the second movable element and acting against rotation of the first movable element and second element with respect to one another, and a phasing member (32, 33) rotationally movable around the axis X. The first movable element (13, 14) and the second movable element (15, 16) are coaxial and capable of transmitting a torque. The phasing member (32, 33) includes a first portion (32) and a second portion (33), for arranging the elastic members of the at least one group in series so that the elastic members of each group deform in phase with one another.Type: GrantFiled: July 19, 2016Date of Patent: February 25, 2020Assignee: Valeo EmbrayagesInventors: Gilles Lebas, Emmanuel Commeine, Roel Verhoog, Ivan Dutier, Thibault LaForge, Michael Hennebelle
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Patent number: 10486519Abstract: The invention relates to a torque transmission device (1), having torque input means (2, 24) intended to be rotationally coupled to a crankshaft of an internal combustion engine (7), and torque output means (8) intended to be rotationally coupled to an input shaft (10) of a gearbox (36) and to a rotor (34) of an electric machine, the torque input means (2, 24) being capable of pivoting with respect to the torque output means (8) around an axis (X).Type: GrantFiled: May 31, 2017Date of Patent: November 26, 2019Assignee: Valeo EmbrayagesInventors: Gilles Lebas, Emmanuel Commeine
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Patent number: 10240657Abstract: A torsional damping device (4) includes a first movable element (13, 14) and a second movable element (15, 16), a central hub rotationally coupled to the second element, at least one group of elastic members (25, 26) acting against rotation of the first element and second element with respect to one another, a phasing member having by two parts (32, 33) for arranging the elastic members of the at least one group of elastic members (25, 26) in series so that the elastic members (25, 26) of the at least one group deform in phase with one another, and a pendulum damper (48) rotationally connected to the phasing member. The first and second movable elements (13-14, 15-16) are coaxial and rotationally movable around an axis X. The phasing member (32, 33) is centered on the central hub by means of a pendulum support member.Type: GrantFiled: July 19, 2016Date of Patent: March 26, 2019Assignee: Valeo EmbrayagesInventors: Gilles Lebas, Roel Verhoog, Thibault Laforge, Franck Cailleret, Emmanuel Commeine
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Patent number: 10100880Abstract: The invention relates to a release bearing (1), in particular for a motor vehicle, having a body (2) delimiting a pressure chamber (22), and a piston (18) mounted slidingly in the chamber (22), the piston (18) being intended to actuate a diaphragm as it slides with respect to the body (2), wherein the body (2) has at least one supply orifice (12) opening at one end into the pressure chamber (22) and at another end into a supply groove (8) configured on an outer surface (3) of the body (2), sealing means (11) being located on either side of said channel (8).Type: GrantFiled: January 25, 2017Date of Patent: October 16, 2018Assignee: Valeo EmbrayagesInventors: Emmanuel Commeine, Gilles Lebas
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Patent number: 9751391Abstract: A transmission assembly for a motor vehicle having a gearbox including a clutch, a clutch-release device, a reversible rotary electric machine provided with a rotor provided with a central opening, and an intermediate shaft between the clutch and the rotor of the electric machine, the shaft supporting the clutch-release device at the front and being inserted in the central opening of the rotor. The transmission assembly includes a dry friction clutch provided with a reaction plate, and comprises, at the front, a damping double flywheel configured such as to be attached to the crankshaft of the heat engine of the vehicle and to form the reaction plate of the dry friction clutch and, at the rear, a torsion damper configured such as to be rotatably connected to the input shaft of the gearbox, the rotor of the electric machine being attached to the torsion damper.Type: GrantFiled: September 20, 2013Date of Patent: September 5, 2017Assignee: Valeo Equipements Electriques MoteurInventors: Fabien Lebeau, Khadija El Baraka, Svetislav Jugovic, Vicent Cornet, Gilles Lebas
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Publication number: 20150231957Abstract: A transmission assembly for a motor vehicle having a gearbox including a clutch, a clutch-release device, a reversible rotary electric machine provided with a rotor provided with a central opening, and an intermediate shaft between the clutch and the rotor of the electric machine, the shaft supporting the clutch-release device at the front and being inserted in the central opening of the rotor. The transmission assembly includes a dry friction clutch provided with a reaction plate, and comprises, at the front, a damping double flywheel configured such as to be attached to the crankshaft of the heat engine of the vehicle and to form the reaction plate of the dry friction clutch and, at the rear, a torsion damper configured such as to be rotatably connected to the input shaft of the gearbox, the rotor of the electric machine being attached to the torsion damper.Type: ApplicationFiled: September 20, 2013Publication date: August 20, 2015Inventors: Fabien Lebeau, Khadija El Baraka, Svetislav Jugovic, Vicent Cornet, Gilles Lebas
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Publication number: 20150217632Abstract: A device for a motor vehicle transmission assembly comprising a support element (16) for supporting a stator (9) of an electric machine (3) and a fluidically operated clutch bearing (15), these being coaxial about an axis X, in which: the stator support element has a housing defined by an axial skirt (205) and an end wall (212) provided with a bore (202) for the passage of a shaft, coaxial with the axis X, the housing (201) comprising at least one locking cavity; and the clutch bearing extends at least partially inside the housing, the clutch bearing comprising an orifice for the passage of a shaft (7), coaxial with the axis X, and a body comprising at least one elastic locking tab (106) provided with a protuberance (107) collaborating with the locking cavity (207) to fix the clutch bearing on the stator support element.Type: ApplicationFiled: September 20, 2013Publication date: August 6, 2015Inventors: Fabien Lebeau, Khadija El Baraka, Gilles Lebas, Christophe Mollier, Svetislav Jugovic
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Publication number: 20150211583Abstract: A preassembled module for a motor vehicle transmission to be arranged between an engine block and gearbox is disclosed. A support element has elements for fixing to the engine block and/or the gearbox. A clutch bearing is mounted on the support element for actuating a clutch. An intermediate rotatable shaft has a splined end to collaborate with a hub of a friction disk of the clutch, and the intermediate shaft collaborates with the support element via a bearing supporting and guiding the rotation of the intermediate shaft with respect to the support element. An electric machine has an external stator supported by the support element and a rotor having a central opening through which the intermediate shaft passes. The rotor rotates as one with the intermediate shaft. A reaction plate of a clutch, on the gearbox side, which rotates as one with the intermediate shaft.Type: ApplicationFiled: September 30, 2013Publication date: July 30, 2015Applicant: VALEO EQUIPEMENTS ELECTRIQUES MOTEURInventors: Svetislav Jugovic, Khadija El Baraka, Gilles Lebas, Fabien Lebeau, Christophe Mollier
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Publication number: 20090130258Abstract: The invention concerns a fresh dairy product with low fat and sugar content and low energy density, comprising one or several satietogenic ingredients, as well as a method for making such a product. Said satietogenic ingredient(s) comprise viscosifying water-soluble dietary fibers among which at least one guar gum at least partly hydrolyzed.Type: ApplicationFiled: June 15, 2006Publication date: May 21, 2009Inventors: Pierre Aymard, Anne Lluch, Veronique Arnoult Delest, Laurent Schmitt, Antonio Sanchez Heredero, Jose-Enrique Soler Badosa, Deanna Carlsen, Gilles Lebas, Arnaud Lyothier, Benoit Berthet, Fabienne Deloffre
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Publication number: 20080199567Abstract: The invention concerns a fresh dairy product with low fat and sugar content and low energy density, comprising one or several satietogenic ingredients, as well as a method for making such a product. Said satietogenic ingredient(s) comprise proteins, in particular milk proteins and preferably serum milk proteins, associated with water-soluble dietary fibers and preferably viscosifying water-soluble dietary fibers.Type: ApplicationFiled: June 15, 2006Publication date: August 21, 2008Inventors: Pierre Aymard, Anne Lluch, Veronique Arnoult Delest, Laurent Schmitt, Gilles Lebas, Arnaud Lyothier, Benoit Berthet, Fabienne Deloffre, Antonio Sanchez Heredero, Jose-Enrique Soler Badosa, Deanna Carlsen
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Patent number: 7318403Abstract: A fiction clutch device comprising a flywheel with a front end designed to be fixed to a vehicle crankshaft (11) and a rear end in the form of a hollow-shaped reaction plate (4) with a central recess (39) externally defined by a friction surface (37) and a friction disc (20), including at its external periphery at least a friction lining (16) to be in contact with the reaction plate (4) friction surface (37). The friction lining (16) is integral with a support (21) elastically coupled via a torque damper (20a) to a central hub (15) designed to be interlocked in rotation with a driven shaft. The torque damper (20a) penetrates into the reaction plate (4) central recess (39) and the flywheel (13) bearing between its front and rear ends the rotor (6) of a rotating electric machine (2) comprising a fixed stator (5).Type: GrantFiled: July 28, 1999Date of Patent: January 15, 2008Assignee: Valeo Equipements Electriques MoteurInventors: David Huart, Michel Graton, Cédric Plasse, Roger Abadia, Fabrice Tauvron, Pierre Faverolle, Dokou Antoine Akemakou, Gilles Lebas
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Patent number: 6561336Abstract: The invention concerns a friction clutch comprising a flywheel (3) with a front end designed to be fixed to a motor vehicle crankshaft (11) and a rear end in the form of a reaction plate (4) with a central recess (39) externally defined by a friction surface and a friction disc coupled with a central hub designed to be interlocked in rotation with the input shaft of a movement gear box comprising a clutch housing, the flywheel (13) bearing between its front and rear ends the rotor (6) of a rotating electric machine (2) comprising a fixed stator borne internally by a strut designed to be interlocked with at least one of the vehicle engine-clutch housing (14) block (62). The invention is applicable to a motor vehicle.Type: GrantFiled: January 29, 2001Date of Patent: May 13, 2003Assignee: Valeo Equipements Electriques MoteurInventors: David Huart, Michel Graton, Cédric Plasse, Roger Abadia, Fabrice Tauvron, Pierre Faverolle, Dokou Antoine Akemakou, Gilles Lebas
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Patent number: 6269926Abstract: The friction clutch has on the one hand a clutch engagement device comprising a diaphragm (3) and on the other hand a linkage (80), an actuator (50, 60, 70, 90, 91) for controlling the said linkage, and an adjustment device (10), for compensating for the wear on the friction linings (7) the actuator has an electric motor (50), a mechanical transmission (60) with an input element (51) and an elastic assistance device (70) bearing on a fixed part (91, 66) and on a movable part (61) forming a nut for cooperating with the output shaft (51) of the electric motor, the movable part (61) forms the output element of the mechanical transmission (60) while being able to act on the linkage (80) while the device for taking up wear (10) is mounted inside the declutching device.Type: GrantFiled: September 14, 1998Date of Patent: August 7, 2001Assignee: ValeoInventors: Benoit Lemoine, Gilles Lebas, Jacques Boclet, Michel Graton, Vévé R. Randriazanamparany, André Tobiasz
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Patent number: 6260684Abstract: The invention concerns a clutch mechanism for friction clutch, in particular for motor vehicles, comprising a cover (8) with a transversely oriented base (80) and means (81) for fixing the clutch mechanism on a rotating flywheel (1), a pressure plate (3), elastic tabs linking in rotation, with axial mobility, the pressure plate (3) in rotation with the cover (8), axially operating elastic clutching means (7) axially stressing the pressure plate (8) in the opposite direction from the cover (8) base (80) and a disengaging device countering at will the action of said elastic clutching means (7): said elastic clutching means (7) are associated with two elastic washers (4, 6) mounted between the pressure plate (3) and the cover (8), and adapted to act on the pressure plate (3) parallel relative to the elastic clutching means (7) in a direction disengaging the clutch.Type: GrantFiled: November 22, 1999Date of Patent: July 17, 2001Assignee: ValeoInventors: Gilles Lebas, Ernesto Lanzarini
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Patent number: 6146279Abstract: A torque damping device including a support disc, a second guide washer provided with pressed sections and an intermediate hub disc. The support disc has elastic clamps acting on the hub disc for pushing the pressed sections towards the hub disc. The invention is particularly applicable to clutch friction for motor vehicles.Type: GrantFiled: September 28, 1998Date of Patent: November 14, 2000Assignee: ValeoInventors: Gilles Lebas, Fabrice Tauvron
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Patent number: 6089983Abstract: A torsion damping device couples together an input element, such as a clutch friction wheel, and an output element comprising a hub. The damping device comprises a main damper and a predamper. The main damper comprises two guide rings arranged axially on either side of a damper plate. Each of the two dampers includes an axially acting friction device, and the damper plate meshes, with a circumferential clearance, with the periphery of a hub ring formed on the outer periphery of the hub. Both of the friction devices are incorporated in a single component, which comprises a first friction ring surrounding a second friction ring, and which includes radial arms which join the two friction rings together in such a way that the friction rings rotate together but are displaceable axially with respect to each other due to axial deformability of the radial arms.Type: GrantFiled: December 4, 1996Date of Patent: July 18, 2000Assignee: VALEOInventors: Gilles Lebas, Gerard LeFevre