Orifice tube expander

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Description

FIG. 1 is a front elevational view of an orifice tube expander showing my new design, the rear view being the mirror image thereof;

FIG. 2 is a top plan view thereof, the bottom plan view being the mirror image thereof;

FIG. 3 is a left side elevational view thereof; and,

FIG. 4 is a right side elevational view thereof.

Referenced Cited
U.S. Patent Documents
D146833 May 1947 Peterson
183485 October 1876 Brewer
1330689 February 1920 Drew
1538406 May 1925 McCarty
2031824 February 1936 Eastman
2150361 May 1936 Chobert
4513641 April 30, 1985 Murray
Other references
  • Bikecology Catalog, Spring 1979, p. 77, middle left side of page, Chain Rivet Extractor.
Patent History
Patent number: D314899
Type: Grant
Filed: Nov 6, 1987
Date of Patent: Feb 26, 1991
Inventor: Don D. Young (Enloe, TX)
Primary Examiner: Bruce W. Dunkins
Assistant Examiner: M. A. Hannon
Attorney: Jerry T. Kearns
Application Number: 7/117,652
Classifications
Current U.S. Class: D 8/59