The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Feb. 23, 1999
Filed:
Feb. 13, 1997
Applicant:
Inventors:
Minoru Abe, Katano, JP;
Naoki Tomiyama, Settsu, JP;
Atsushi Ueda, Takatsuki, JP;
Yasuhiko Eguchi, Neyagawa, JP;
Koji Hiramoto, Hirakata, JP;
Assignee:
Exedy Corporation, Neyagawa, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B62M / ;
U.S. Cl.
CPC ...
280259 ; 280260 ;
Abstract
A bicycle is provided with a frame and a drive portion. The frame is at least partially hollow, and at least part of the drive portion is disposed in an interior of the frame. The drive portion includes a crank and a plurality of transmission means, in which one of the transmission means rotates another transmission means at a rotational speed higher than a rotational speed of the crank, which in turn rotates the rear wheel of the bicycle.