Valve core
Description
FIG. 1 is a front elevational view of valve core showing my new design; the undisclosed rear elevational view thereof being a mirror image of the front elevational view;
FIG. 2 is a right side elevational view thereof, the undisclosed left side elevational view being a mirror image of the right side elevational view;
FIG. 3 is a top plan view thereof;
FIG. 4 is a bottom plan view thereof;
FIG. 5 is a cross-sectional view taken along line 5--5 of FIG. 3; and
FIG. 6 is a cross-sectional view taken along line 6--6 of FIG. 3.
Referenced Cited
U.S. Patent Documents
D139830 | December 1944 | Pool |
D202701 | November 1965 | Davis, Jr. |
D218518 | August 1970 | Oden |
D219778 | January 1971 | Leeming |
670725 | March 1901 | Pickett |
3438397 | April 1969 | Gilpin |
3495594 | February 1970 | Swanson |
3797317 | March 1974 | Peterson, Jr. |
3902517 | September 1975 | Hastwell |
Patent History
Patent number: D252701
Type: Grant
Filed: May 18, 1977
Date of Patent: Aug 21, 1979
Inventor: Jerry L. Caldwell (Carrollton, TX)
Primary Examiner: James R. Largen
Attorney: Howard E. Moore
Application Number: 5/797,996
Type: Grant
Filed: May 18, 1977
Date of Patent: Aug 21, 1979
Inventor: Jerry L. Caldwell (Carrollton, TX)
Primary Examiner: James R. Largen
Attorney: Howard E. Moore
Application Number: 5/797,996
Classifications
Current U.S. Class:
D23/19;
Inflatable Article (e.g., Tire Filling Chuck And/or Stem) (137/223)
International Classification: D2301;
International Classification: D2301;