The invention relates to a bicycle chain tensioner (100), the bicycle comprising a frame, a pinion and a crown gear, a chain (150) transmitting the rotational force exerted on the crown gear by means of the crankset to the pinion (105), comprises:a first toothed wheel (125) referred to as a “toothed guide wheel”, freewheelingly mounted relative to the bracket (115), driven in rotation by the chain (115) around a first axis (130) parallel to the axes of rotation (110) of the crown gear and pinion (105);a bracket (115) for securing to the frame (305), which comprises a means (165) for adjusting the position of the first axis (130) configured so that the position of the first axis (130) such that the tip circle of the first toothed wheel is tangential to the tip circle of the pinion.
BICYCLE CHAIN TENSIONER, KIT AND BICYCLE INCLUDING SUCH A TENSIONER
2025-05-01
Patent
Electronic Resource
English
IPC: | B62M RIDER PROPULSION OF WHEELED VEHICLES OR SLEDGES , Antrieb von Radfahrzeugen oder Schlitten durch den Fahrer |