Patent ID: 6675672
Filing Date: 2004-01-13
Classification: B62K,B62M,Y10T

Abstract:
A shift operating device, comprising:a bicycle attachment portion having a tubular handlebar attachment surface extending around a longitudinal axis; a tubular hand actuator rotatably coupled to said bicycle attachment portion about said longitudinal axis; and a take up member operatively coupled to said tubular hand actuator, said take up member including a first take up part and a second take up part, said second take up part being coupled to rotate with said tubular hand actuator and operatively coupled to rotate said first take up part about a rotational axis in response to movement of said tubular hand actuator, said first take up part having a peripheral winding surface, a first cable attachment point and a second cable attachment point, said first and second cable attachment points of said first take up part being located relative to said rotational axis such that the first and second cables extend outwardly from said first take up part and wind in a first rotational direction about said peripheral winding surface when said second take up part is rotated by said tubular hand actuator.