Patent ID: 7290458
Filing Date: 2007-11-06
Classification: B62M,Y10T

Abstract:
1. A bicycle derailleur comprising: a base member for attachment to a bicycle; a movable member for supporting a chain guide; a first link member pivotably coupled to the base member through a first link pin and pivotably coupled to the movable member through a second link pin; a second link member pivotably coupled to the base member through a third link pin and pivotably coupled to the movable member through a fourth link pin; wherein the first link pin, the second link pin, the third link pin and the fourth link pin define edges of a phantom space; wherein straight continuous phantom lines connecting ends of the first link pin, the second link pin, the third link pin and the fourth link pin in a non-crossing manner define remaining edges of the phantom space; a motor having a primary motor housing through which a drive shaft exits and defines a drive shaft vector that points away from the primary motor housing and toward a terminating end of the drive shaft; wherein at least a part of the primary motor housing is disposed in the phantom space; and wherein the drive shaft vector that points toward the terminating end of the drive shaft also points away from a plane containing the second link pin and the fourth link pin at a location where the drive shaft exits the primary motor housing.