Valve stem air pressure gauge for tires

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Description

FIG. 1 is a front elevation of the valve stem air pressure gauge for tires;

FIG. 2 is a rear elevation of the valve stem air pressure gauge for tires;

FIG. 3 is a right side elevation of the valve stem air pressure gauge for tires;

FIG. 4 is a left side elevation of the valve stem air pressure gauge for tires;

FIG. 5 is a top plan view of the bottom of the valve stem air pressure gauge for tires; and,

FIG. 6 is a bottom plan view of the valve stem air pressure gauge for tires .

Referenced Cited
U.S. Patent Documents
D212385 October 1968 Yamada
3610269 April 1970 Adams
3811459 May 1974 Schmidt
3906988 September 1975 Mottram
3990467 November 9, 1976 Sargent
4244214 January 13, 1981 Curran
4262529 April 21, 1981 Rosenblatt et al.
4310014 January 12, 1982 Parker
4793177 December 27, 1988 Wu et al.
4827764 May 9, 1989 Hwang
4901747 February 20, 1990 Yabor
4916944 April 17, 1990 Ho-Chuan
Patent History
Patent number: D338839
Type: Grant
Filed: Oct 11, 1991
Date of Patent: Aug 31, 1993
Inventor: William M. Akins (Dallas, TX)
Primary Examiner: Alan P. Douglas
Assistant Examiner: A. D. Davis
Law Firm: Timmons & Kelly
Application Number: 7/775,062
Classifications
Current U.S. Class: Tire Inflation Type (D10/86)