Air vent valve for an internal combustion engine fuel heat system

Description

FIG. 1 is a perspective view of an air vent valve for an internal combustion engine fuel heat system showing my new design;

FIG. 2 is a front elevational view shown on a reduced scale;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is a left side elevational view thereof; and,

FIG. 7 is a right side elevational view thereof.

Referenced Cited
U.S. Patent Documents
D259934 July 21, 1981 Lovret
D260810 September 15, 1981 Cleveland
D314548 February 12, 1991 Whitley, II
4836173 June 6, 1989 Stires, Jr.
Patent History
Patent number: D330556
Type: Grant
Filed: Mar 30, 1990
Date of Patent: Oct 27, 1992
Inventor: Sylvester Stires, Jr. (Fontana, CA)
Primary Examiner: A. Hugo Word
Assistant Examiner: R. Seifert
Attorney: John H. Crowe
Application Number: 7/501,511
Classifications