Patent ID: 9086145
Filing Date: 2015-07-21
Classification: F16H,Y10T

Abstract:
1. A clamping force generation mechanism for a transmission, the mechanism comprising: a hub shell cover having a first reaction surface, the hub shell cover adapted to couple to a hub shell; a traction ring having a second reaction surface, wherein the traction ring comprises an annular groove, the second reaction surface comprising a set of ramps and a plurality of flat surfaces, the traction ring further comprising a traction surface; a plurality of load cam rollers interposed between the first and second reaction surfaces; a load cam roller retainer adapted to retain the plurality of load cam rollers, wherein the load cam roller retainer comprises a retainer tab extension; and a spring, adapted to be at least partially housed in the annular groove, the retainer tab extension configured to engage a first end of the spring, the traction ring adapted to engage a second end of the spring, wherein the plurality of load cam rollers are configured to roll up the set of ramps and come to rest on the plurality of flat surfaces of the traction ring.