Patent ID: 7402107

Claim:
A drive plate assembly structure for a torque converter, comprising: a crankshaft; a drive plate having a center portion and an outer periphery; the torque converter having a front cover, said front cover being formed with a plurality of bosses; and a crank position sensor-wheel plate provided with a plurality of holes and positioned between said drive plate and said front cover; wherein the drive plate is attached at the center portion to an end of the crankshaft and attached at the outer periphery to the crank position sensor-wheel plate; wherein said bosses of the front cover penetrate the crank position sensor-wheel plate and contact the drive plate; wherein said holes of the crank position sensor-wheel plate are configured and dimensioned to accommodate said bosses; and wherein at least one of said holes is integrally formed at one end with a bent portion that protrudes toward said front cover, wherein said bent portion maintains a constant clearance between the drive plate and the front cover when the drive plate and the front cover are rotationally misaligned and wherein said bosses are disposed in said holes when the drive plate and the front cover are rotationally aligned.