Title:
自転車変速機の補助装置と、それに用いられるカムインターフェース装置
Document Type and Number:
Japanese Patent JP3973599
Kind Code:
B2
Abstract:
An assisting apparatus (14) for using power from a rotating member to assist an operation of a bicycle transmission comprising: a mounting member (300); a cam member (304) for rotation around a cam axis, wherein the cam member (304) has a cam surface (308), and wherein the cam member (304) receives rotational power from the rotating member; a cam follower (311) having a cam engaging element (334) and a transmission actuating element coupling member (320), wherein the cam engaging element (334) cooperates with the cam surface (308) for moving the cam follower in response to rotation of the cam member (304), and wherein the transmission actuating element coupling member (323) communicates movement of the cam follower (311) to a transmission actuating element (320); and an operating member that causes the cam follower (311) to be moved by rotation of the cam member (304).
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Inventors:
Kazuhiro Fujii
Yoshiaki Nanko
Yoshiaki Nanko
Application Number:
JP2003148225A
Publication Date:
September 12, 2007
Filing Date:
May 26, 2003
Export Citation:
Assignee:
SHIMANO INC.
International Classes:
B62M9/04; B62M25/00; B62M9/1346; B62M25/02; B62M25/04; F16H9/24; F16H53/00; F16H61/36
Domestic Patent References:
| JP2001191974A | ||||
| JP5000687A | ||||
| JP7117777A |
Attorney, Agent or Firm:
Noboru Fujimoto