A torque transmission device, particularly for a motor vehicle, comprises a torque input element (15, 17) and a torque output element (8) configured to pivot about an axis (X) with respect to one another, at least one elastic leaf (22), rotationally coupled to the torque output element (8) or to the torque input element (15, 17) respectively. The at least one elastic leaf (22) is configured to elastically and radially engage a supporting member (18) carried by the torque input element (15, 17) or the torque output element (8) respectively. The at least one elastic leaf (22) is configured to bend upon rotation of the torque input element (15, 17) with respect to the torque input element (8).

A torque transmitting device comprising a torque input element intended to be coupled to a crankshaft of an engine, a torque output element intended to be coupled to a transmission input shaft, damping means mounted between the torque input element and the torque output element, with the torque output element being able to pivot relative to the torque input element about an axis, against a resisting torque exerted by the damping means, with the damping means comprising at least one elastic leaf able to be elastically and radially held to rest on a support member, with the elastic leaf being adapted to bend upon rotation of the torque input element relative to the torque output element, with the device further comprising clutch means mounted between the torque input element and the torque output element, wherein the supporting member is carried by the torque input element.

The invention relates to a torque transmitting device comprising a torque input element (17a, 17b) and a torque output element (8) able to pivot about a shaft (X) with respect to one another, at least one elastic leaf (22), rotationally coupled to the torque output element (8) or to the torque input element (17a, 17b) respectively, the elastic leaf (22) being able to be elastically and radially supported by a supporting member (18) carried by the torque input element (17a, 17b) or the torque output element (8) respectively, the elastic leaf (22) being able to bend upon rotation of the torque input element (17a, 17b) with respect to the torque output element (8).

The invention relates to a hydrokinetic torque coupling device for a motor vehicle, comprising a torque input element (11) intended to be coupled to a crankshaft (1), an impeller wheel (3) rotationally coupled to the torque input element (11) and able to hydrokinetically drive a turbine wheel (4), a torque output element (8) intended to be coupled to a transmission input shaft (2), clutch means (10) movable between an engaged position wherein the torque input element (11) and the torque output element (8) are rotationally coupled through damping means (23, 27), and a disengaged position wherein the torque input element (11) and the torque output element (8) are rotationally coupled through the impeller wheel (3), the turbine wheel and the damping means (23, 27).

A torque transmitting device comprising a torque input element intended to be coupled to a crankshaft of an engine, a torque output element intended to be coupled to a transmission input shaft, damping means mounted between the torque input element and the torque output element, with the torque output element being able to pivot relative to the torque input element about an axis, against a resisting torque exerted by the damping means, with the damping means comprising at least one elastic leaf able to be elastically and radially held to rest on a support member, with the elastic leaf being adapted to bend upon rotation of the torque input element relative to the torque output element, with the device further comprising clutch means mounted between the torque input element and the torque output element, wherein the supporting member is carried by the torque input element.

The invention relates to a hydrokinetic torque coupling device for a motor vehicle, comprising a torque input element (11) intended to be coupled to a crankshaft (1), an impeller wheel (3) rotationally coupled to the torque input element (11) and able to hydrokinetically drive a turbine wheel (4), a torque output element (8) intended to be coupled to a transmission input shaft (2), clutch means (10) able to rotationally couple the torque input element (11) and the torque output element (8) in an engaged position, through damping means (21, 25) and able to rotationally uncouple the torque input element (11) and the torque output element (8) in a disengaged position.

The invention relates to a hydrokinetic torque coupling device for a motor vehicle, comprising a torque input element (11) intended to be coupled to a crankshaft (1), an impeller wheel (3) rotationally coupled to the torque input element (11) and able to hydrokinetically drive a turbine wheel (4), a torque output element (8) intended to be coupled to a transmission input shaft (2), clutch means (10) able to rotationally couple the torque input element (11) and the torque output element (8) in an engaged position, through damping means (21, 25) and able to rotationally uncouple the torque input element (11) and the torque output element (8) in a disengaged position

The invention relates to a hydrokinetic torque coupling device for a motor vehicle, comprising a torque input element (11) intended to be coupled to a crankshaft (1), an impeller wheel (3) rotationally coupled to the torque input element (11) and able to hydrokinetically drive a turbine wheel (4), a torque output element (8) intended to be coupled to a transmission input shaft (2), clutch means (10) movable between an engaged position wherein the torque input element (11) and the torque output element (8) are rotationally coupled through damping means (23, 27), and a disengaged position wherein the torque input element (11) and the torque output element (8) are rotationally coupled through the impeller wheel (3), the turbine wheel and the damping means (23, 27).

The invention relates to a hydrokinetic torque coupling device for a motor vehicle, comprising a torque input element (11) intended to be coupled to a crankshaft (1), an impeller wheel (3) rotationally coupled to the torque input element (11) and able to hydrokinetically drive a turbine wheel (4), a torque output element (8) intended to be coupled to a transmission input shaft (2), clutch means (10) able to rotationally couple the torque input element (11) and the torque output element (8) in an engaged position, through damping means (18, 22) and able to rotationally uncouple the torque input element (11) and the torque output element (8) in a disengaged position, the damping means (18, 22) being adapted to act against the rotation of the torque input element (11) relative to the torque output element (8), in the engaged position of the clutch means (10).