Patent ID: 6776581
Filing Date: 2004-08-17
Classification: F16D,F16H,Y10T

Abstract:
A method of connecting a starter ring gear with a converter cover within a torque converter, the starter ring gear being adapted for initiating a rotation drive source for the torque converter and rotatable about a rotation axis, the starter ring gear including a first engaging member disposed on an inner circumferential surface of the starter ring gear, the converter cover being rotatable about the rotation axis together with the starter ring gear, the converter cover including a cylindrical wall extending along the rotation axis, a disk wall connected with an axial end of the cylindrical wall to form a corner portion therebetween, and a second engaging member which is engaged with the first engaging member and disposed on an outer circumferential surface of the cylindrical wall, the method comprising:setting the starter ring gear at the corner portion between the disk wall and the cylindrical wall of the converter cover in alignment with each other; and producing a plastic flow of metal at the corner portion between the disk wall and the cylindrical wall of the converter cover, the plastic flow of metal forming the second engaging member engaged with the first engaging member, to thereby connect the starter ring gear with the converter cover.