Air valve
FIG. 1 is a perspective view of an air valve showing my new design in the closed configuration;
FIG. 2 is a top plan view thereof;
FIG. 3 is a left side elevational view thereof;
FIG. 4 is a right side elevational view thereof;
FIG. 5 is a front elevational view thereof;
FIG. 6 is a rear elevational view thereof;
FIG. 7 is a bottom plan view thereof;
FIG. 8 is a perspective view of an air valve showing my new design in the valve open configuration;
FIG. 9 is a top plan view thereof;
FIG. 10 is a left side elevational view thereof;
FIG. 11 is a right side elevational view thereof;
FIG. 12 is a front elevational view thereof;
FIG. 13 is a rear elevational view thereof; and,
FIG. 14 is a perspective view thereof on a reduced scale as installed on an air mattress, the broken lines being shown for illustrative purposes only and forming no part of the claimed design.
| D278079 | March 19, 1985 | Widerby |
| D290640 | June 30, 1987 | Andersson |
| 1910961 | May 1933 | Perry |
| 1992764 | January 1933 | Perry |
| 2044913 | June 1936 | Miller |
| 2349463 | May 1944 | Riddell |
| 2488456 | November 1949 | Walker et al. |
| 2604297 | July 1952 | Winstead |
| 2701579 | February 1955 | Hasselquist |
| 2710622 | June 1955 | Chupa |
| 2772692 | December 1956 | Russell |
| 2887120 | May 1959 | See |
| 2942614 | June 1960 | Lardner |
| 2997973 | April 1961 | Chakine |
| 3083943 | July 1959 | Stewart, Jr. et al. |
| 3829918 | August 1974 | Stamberger |
| 3995653 | December 7, 1976 | Mackal et al. |
| 4004614 | January 25, 1977 | Mackal et al. |
| 4669498 | June 2, 1987 | Hansen |
| 4966185 | October 30, 1990 | Schram |
Type: Grant
Filed: Oct 26, 1992
Date of Patent: May 3, 1994
Inventor: Robert S. Scheurer (Wichita Falls, TX)
Primary Examiner: Stella Reid
Assistant Examiner: Eric Watterson
Attorney: Dennis T. Griggs
Application Number: 0/806