Patent ID: 6637292
Filing Date: 2003-10-28
Classification: B62K,B62M,Y10T

Abstract:
A foldable bicycle pedal crank, comprising:a crank with a connecting yoke at a distal end, said yoke comprises a first crank hole and second crank holes passing therethrough, a crank endpiece comprising an insertion part that is received in said yoke, said crank endpiece having a first hole, second holes, and a third hole passing through said insertion part, a pedal connected to said crank endpiece, and a lock; wherein said lock comprises a lock body comprising a first threaded hole and second threaded holes, at least one hollow first bolt which has an outer end connected to said lock body, an inner space of said first bolt towards an inner end comprises a limiting step, and said inner space accommodates a rod that passes through said first bolt and is fixed in position, with a spring surrounding said rod, abutting said limiting step, second bolts which have outer ends connected to said lock body, said first and second bolts having threads on said outer ends thereof, said threads engaging said first and second threaded holes.