Transmission device for a bicycle

Skip to: Description  ·  References Cited  · Patent History  ·  Patent History
Description

FIG. 1 is a front-right-top perspective view of a transmission device for a bicycle, showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a right side elevational view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof.

Referenced Cited
U.S. Patent Documents
D277762 February 26, 1985 Borgersen et al.
D354215 January 10, 1995 Seals
D371332 July 2, 1996 Chapple et al.
5605514 February 25, 1997 Driver
Patent History
Patent number: D421938
Type: Grant
Filed: Jun 9, 1999
Date of Patent: Mar 28, 2000
Inventor: Ley-Cheng Chen (Chern-Ping Li, Peitun Dist., Taichung)
Primary Examiner: Pamela Burgess
Law Firm: Kolisch Hartwell Dickinson McCormack & Heuser
Application Number: 0/106,213
Classifications
Current U.S. Class: Element Or Attachment (14) (D12/114)
International Classification: 1211;