Patent ID: 7353731
Filing Date: 2008-04-08
Classification: B62K,Y10T

Abstract:
1. A quick release handlebar stem assembly for a bicycle comprising: a stem mounted to a vertical pipe of a bicycle, at a side of the stem being formed a first pivotal connecting portion, a clamping portion formed at the front end of the stem, and a clamping member being pivotally connected to an upper side of the clamping portion, at an open-end of the clamping member being provided with a retained portion; a quick-release locking clamp pivotally coupled the first pivotal connecting portion of the stem; a retainer pivotally coupled to the quick-release locking clamp and being extended to the open end of the clamping member, the retainer having a retaining portion for locking the retained portion of the clamping member; wherein the retainer will be caused to hook the clamping member by rotating the quick-release locking clamp, so that the clamping member will cooperate with the clamping portion to clamp and release a handlebar of a bicycle.