Patent ID: 8251193
Filing Date: 2012-08-28
Classification: F16H

Abstract:
1. A torque transmission device, in particular in the drive train of a motor vehicle, with a hydrodynamic torque converter ( 6 ), comprising a converter cover ( 14 ), said converter cover connected torque proof with a drive unit ( 3 ), wherein said converter cover is coupled with a turbine shell ( 21 ) through a pump shell ( 20 ), bridged by a converter lockup clutch ( 30 ), which comprises a piston ( 28 ), which is axially movable relative to the converter cover ( 14 ) within limits, wherein the piston ( 28 ) is connected torque proof with a drive plate ( 50 ) in a first connection portion ( 51 ), which drive plate is connected torque proof with the converter cover ( 14 ) in a second connection portion ( 52 ), wherein an additional connection portion ( 53 ; 56 ) is provided, in which the drive plate ( 50 ) is connected torque proof with the converter cover ( 14 ); wherein the additional connection portion ( wherein the additional connection portion ( wherein leaf spring tongues (