Tire valve stem pressure indicator

Description

FIG. 1 is a front elevational view of the tire valve stem pressure indicator of the present invention;

FIG. 2 is a back elevational view of the tire valve stem pressure indicator of FIG. 1;

FIG. 3 is a left side elevational view of the tire valve stem pressure indicator of FIG. 1;

FIG. 4 is a right side elevational view of the tire valve stem pressure indicator of FIG. 1;

FIG. 5 is a top plan view of the tire valve stem pressure indicator of FIG. 1; and,

FIG. 6 is a bottom plan view of the tire valve stem pressure indicator of FIG. 1.

Referenced Cited
U.S. Patent Documents
D38675 July 1907 Schweinert et al.
D44082 May 1913 Burke
D60356 February 1922 Marr
D213854 April 1969 Williams
D216353 December 1969 Nelson
D243391 February 15, 1977 Schmidt
D276700 December 11, 1984 Brown et al.
D365518 December 26, 1995 Wysocki
775841 November 1904 Meinecke
1262743 April 1918 Bronson
1619710 March 1927 Duryea
2672160 March 1954 Wrabel
3728848 April 1973 Vest, Jr.
4356836 November 2, 1982 Wenger et al.
Other references
  • #8114 11/4" Tire Valve Extenders, Allison Auto Accessories Catalog, page unknown, Dec. 1992.
Patent History
Patent number: D410874
Type: Grant
Filed: Sep 18, 1997
Date of Patent: Jun 15, 1999
Inventor: Robert V Zastudil (Bellaire, OH)
Primary Examiner: Robert M. Spear
Application Number: 0/76,719
Classifications
Current U.S. Class: D12/153; D9/454
International Classification: 1215;