Patent ID: 6290621
Filing Date: 2001-09-18
Classification: B62M

Abstract:
A derailleur for a bicycle, comprising:a fixed member adapted to be coupled to a portion of the bicycle;a chain guiding member adapted to shift a chain of the bicycle in a transverse direction; anda linkage assembly movably coupled between said fixed member and said chain guiding member to move said chain guiding member between a retracted position and an extended position, said linkage assembly including at least one first pivot pin coupling said fixed member thereto and at least one second pivot pin coupling said chain guiding member thereto,at least one of said pivot pins being removably coupled to at least one of said fixed member and said chain guiding member, and having a head portion with a slot formed therein and a first abutment surface, said first abutment surfaced engaging a second abutment surface of at least one of said fixed member and said chain guiding member to prevent relative rotational movement therebetween.