Patent ID: 9387782
Filing Date: 2016-07-12
CPC Classification: B21K,B23P,B60N,Y10T

Claim Text:
1. A method for making a hinge mechanism for a vehicle seat, the method comprising: providing an assembly comprising a first frame, a second frame and an annular ring, the first and second frames each comprising an inner face, an outer face and a circular peripheral edge, the ring comprising a cylindrical base connected to a radially inwardly extending first side flap, wherein the first frame faces the second frame so the inner faces are oriented towards each other, the outer faces are oriented away from each other and the circular peripheral edges are in alignment and coaxial about an axis, and wherein the ring is disposed over the first and second frames so the first side flap covers at least a portion of the outer face of the first frame and the cylindrical base covers the peripheral edges of the first and second frames and an axial extension of the cylindrical base extends beyond the peripheral edge of the second frame, folding the axial extension of the cylindrical base towards the outer face of the second frame to form a second side flap while pressing the outer face of the first frame towards the second frame.