Patent Number: 6,293,882

Title: Operating force compensating apparatus for a bicycle transmission

Abstract: A motor drive apparatus for a bicycle transmission includes a support; an interface member for coupling to a transmission actuating member that exerts a first force having a first force component in a first direction, wherein the interface member is mounted to the support for rotation around a rotational axis; a motor for coupling to the interface member; and a biasing mechanism for exerting a second force on the interface member having a second force component in a second direction opposite the first direction.

Inventors: Kitamura; Satoshi (Kitakatsuragigun, JP), Fujii; Kazuhiro (Kawachinagano, JP)

Assignee: Shimano, Inc.

International Classification: B62M 25/00 (20060101); B62M 25/08 (20060101); F16H 009/00 ()

Expiration Date: 09/25/2018