Patent ID: 6837815
Filing Date: 2005-01-04
Classification: B62M

Abstract:
1. A bicycle derailleur comprising: a hanger bracket; a first link, having first and second ends, pivotably attached to the hanger bracket, by the first end thereof, at a first pivot axis; a second link, having first and second ends, pivotably attached to the hanger bracket, by a first end thereof, at a second pivot axis; a pulley cage bracket, pivotably attached to the second end of the first link at a third pivot axis and pivotably attached to the second end of the second link at a fourth pivot axis; and at least one pin, having a given diameter and at least one annular groove, concentrically aligned with at least one of the pivot axes for selectively securing at least one of the first and second links; and at least one retaining member located within at least one of said links and comprised of an annular portion that defines an enclosed interior space having snap-action portions that define an opening that has a smaller diameter than the diameter of said at least one pin and removably retain said at least one pin in a selected position when the snap-action portions are within the annular groove of said at least one pin.