Derailleur shifter

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Description

FIG. 1 is a perspective view of a derailleur shifter 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
4322209 March 30, 1982 Shimano
Other references
  • American Bicyclist & Motorcyclist, 12/86, p. 108, Bike-O-Matic Derailleur Shifter.
Patent History
Patent number: D307735
Type: Grant
Filed: May 4, 1987
Date of Patent: May 8, 1990
Assignee: Bike-O-Matic Ltd. (Audubon, PA)
Inventor: Gilmore H. Chappell (Philadelphia, PA)
Primary Examiner: James M. Gandy
Assistant Examiner: Melody Brown
Law Firm: Steele, Gould & Fried
Application Number: 7/45,140
Classifications
Current U.S. Class: Derailleur Or Gear Unit (20) (D12/124)