Hydrokinetic torque coupling device for motor vehicle
원문보기
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
F16H-045/02
F16F-015/123
출원번호
US-0161896
(2016-05-23)
등록번호
US-10234007
(2019-03-19)
발명자
/ 주소
Depraete, Alexandre
출원인 / 주소
Valeo Embrayages
대리인 / 주소
Berenato & White, LLC
인용정보
피인용 횟수 :
0인용 특허 :
11
초록▼
A hydrokinetic torque coupling device comprising an impeller wheel (2) able to hydrokinetically drive a turbine wheel (3) into rotation, with the impeller wheel (2) being rotationally coupled to a cover (5), with the turbine wheel (3) being able to be axially moved between an engaged position and a
A hydrokinetic torque coupling device comprising an impeller wheel (2) able to hydrokinetically drive a turbine wheel (3) into rotation, with the impeller wheel (2) being rotationally coupled to a cover (5), with the turbine wheel (3) being able to be axially moved between an engaged position and a disengaged position, wherein it comprises an elastically deformable stress overtaking member (25) axially inserted between the turbine wheel (3) and a part (12) of the cover (5), with the stress overtaking member (25) being able to limit the axial displacement of the turbine wheel (3) towards the above-mentioned part (12) of the cover (5), opposite the turbine wheel (3).
대표청구항▼
1. A hydrokinetic torque coupling device (1) for a motor vehicle, the hydrokinetic torque coupling device (1) comprising: an impeller wheel (2) intended to be coupled to a crankshaft;a turbine wheel (3) hydrokinetically driven by the impeller wheel (2);a cover non-rotatably coupled to the impeller w
1. A hydrokinetic torque coupling device (1) for a motor vehicle, the hydrokinetic torque coupling device (1) comprising: an impeller wheel (2) intended to be coupled to a crankshaft;a turbine wheel (3) hydrokinetically driven by the impeller wheel (2);a cover non-rotatably coupled to the impeller wheel (2); andan elastically deformable member (25) disposed axially between the turbine wheel (3) and a part (12) of the cover (5), the elastically deformable member (25) comprising an elastomeric part (26) made of an elastomer;the cover (5) accommodating, at least partially, the turbine wheel (3) and a reactor (4);the turbine wheel (3) being axially moveable between an engaged position in which the turbine wheel (3) and the impeller wheel (2) are non-rotatably coupled together, and a disengaged position in which the turbine wheel (3) and the impeller wheel (2) are rotationally uncoupled;the elastically deformable member (25) configured to limit the axial displacement of the turbine wheel (3) towards the part (12) of the cover (5), opposite the turbine wheel (3). 2. The hydrokinetic torque coupling device (1) according to claim 1, further comprising a hub (8) configured to be coupled to a transmission input shaft, wherein the elastically deformable member (25) is disposed axially between the turbine wheel (3) and the hub (8) or between the hub (8) and the cover (5). 3. A hydrokinetic torque coupling device (1) for a motor vehicle, the hydrokinetic torque coupling device (1) comprising: an impeller wheel (2) intended to be coupled to a crankshaft;a turbine wheel (3) hydrokinetically driven by the impeller wheel (2);a cover non-rotatably coupled to the impeller wheel (2); andan elastically deformable member (25) disposed axially between the turbine wheel (3) and a part (12) of the cover (5);the cover (5) accommodating, at least partially, the turbine wheel (3) and a reactor (4);the turbine wheel (3) being axially moveable between an engaged position in which the turbine wheel (3) and the impeller wheel (2) are non-rotatably coupled together, and a disengaged position in which the turbine wheel (3) and the impeller wheel (2) are rotationally uncoupled;the elastically deformable (25) configured to limit the axial displacement of the turbine wheel (3) towards the part (12) of the cover (5), opposite the turbine wheel (3);the elastically deformable member (25) comprising a central deformable part (26) made of an elastically deformable material, and two side parts (27, 28) axially positioned on either side of the central deformable part (26), and wherein the parts (26, 27, 28) of the elastically deformable member (25) being drivingly coupled together. 4. The hydrokinetic torque coupling device (1) according to claim 3, wherein the central deformable part (26) and the side parts (27, 28) have an annular shape, with at least one of the side parts (27, 28) and the central deformable part (26) each comprising at least one annular protruding or respectively recessed zone (26b, 27b), embedded, in a form-fitting manner, in an annular protruding or respectively recessed zone (27b, 26b) of the other part (26, 27). 5. The hydrokinetic torque coupling device (1) according to claim 2, wherein one of the hub (8), the turbine wheel (3) and the cover (5) comprises a coupling lug (31) configured to be engaged into an opening or a notch (30) in the elastically deformable member (25) so as to rotationally drivingly couple the elastically deformable member (25), and one of the hub (8), the turbine wheel (3) and the cover (5). 6. The hydrokinetic torque coupling device (1) according to claim 2, further comprising a damping device (18) mounted between the turbine wheel (3) and the hub (8). 7. The hydrokinetic torque coupling device (1) according to claim 6, wherein the damping device (18) comprise an annular wheel disc (9) connected to the hub (8) and at least one guiding washer (19, 20) connected to the turbine wheel (3), with at least a first circumferentially acting elastic member (21) being mounted between the annular wheel disc (9) and the guiding washer (19, 20), with the first elastic member (21) being able to oppose the relative rotation of the annular wheel disc (9) relative to the guiding washer (19, 20). 8. The hydrokinetic torque coupling device (1) according to claim 7, wherein the damping device (18) comprise at least a second elastic member (22) mounted between the guiding washer (19, 20) and the turbine wheel (3), with the second elastic member (22) being able to oppose the relative rotation of the turbine wheel (3) relative to the guiding washer (19, 20). 9. A hydrokinetic torque coupling device (1) for a motor vehicle, the hydrokinetic torque coupling device (1) comprising: an impeller wheel (2) intended to be coupled to a crankshaft;a turbine wheel (3) hydrokinetically driven by the impeller wheel (2);a cover non-rotatably coupled to the impeller wheel (2);an elastically deformable member (25) disposed axially between the turbine wheel (3) and a part (12) of the cover (5); anda hub (8) adapted to be coupled to a transmission input shaft;the cover (5) accommodating, at least partially, the turbine wheel (3) and a reactor (4);the turbine wheel (3) being axially moveable between an engaged position in which the turbine wheel (3) and the impeller wheel (2) are non-rotatably coupled together, and a disengaged position in which the turbine wheel (3) and the impeller wheel (2) are rotationally uncoupled;the elastically deformable member (25) configured to limit the axial displacement of the turbine wheel (3) towards the part (12) of the cover (5), opposite the turbine wheel (3);the elastically deformable member (25) comprising an elastomeric part (26) and being disposed axially between the turbine wheel (3) and the hub (8) or between the hub (8) and the cover (5). 10. The hydrokinetic torque coupling device (1) according to claim 1, wherein the elastically deformable member (25) comprises a central deformable part (26) in the form of the elastomeric part (26), and two side parts (27, 28) axially positioned on either side of the central deformable part (26), and wherein the parts (26, 27, 28) of the elastically deformable member (25) are rotationally drivingly coupled together. 11. The hydrokinetic torque coupling device (1) according to claim 2, wherein the elastically deformable member (25) comprises a central deformable part (26) in the form of the elastomeric part (26), and two side parts (27, 28) axially positioned on either side of the central deformable part (26), and wherein the parts (26, 27, 28) of the elastically deformable member (25) being rotationally drivingly coupled together. 12. The hydrokinetic torque coupling device (1) according to claim 3, wherein one of the hub (8), the turbine wheel (3) and the cover (5) comprises a coupling lug (31) configured to be engaged into an opening or a notch (30) in the elastically deformable member (25) so as to rotationally drivingly couple the elastically deformable member (25), and one of the hub (8), the turbine wheel (3) and the cover (5). 13. The hydrokinetic torque coupling device (1) according to claim 4, wherein one of the hub (8), the turbine wheel (3) and the cover (5) comprises a coupling lug (31) configured to be engaged into an opening or a notch (30) in the elastically deformable member (25) so as to rotationally drivingly couple the elastically deformable member (25), and one of the hub (8), the turbine wheel (3) and the cover (5). 14. The hydrokinetic torque coupling device (1) according to claim 3, comprising a damping device (18) mounted between the turbine wheel (3) and the hub (8). 15. The hydrokinetic torque coupling device (1) according to claim 4, comprising a damping device (18) mounted between the turbine wheel (3) and the hub (8). 16. The hydrokinetic torque coupling device (1) according to claim 5, comprising a damping device (18) mounted between the turbine wheel (3) and the hub (8).
Mokdad Ayman (Saint-Ouen FRX) Duclos Didier (Ozoir-La-Ferriere FRX), Damping device for absorbing rotation shocks, and a friction clutch including such a device.
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