Combined tapping chuck and handle
Description
FIG. 1 is an exploded front, top and side perspective view of the extension for a combined tapping chuck and handle showing my new design;
FIG. 2 is a front elevational view thereof, the rear being a mirror image of the front shown in FIG. 2;
FIG. 3 is a side elevational view thereof, the side opposite being a mirror image of the side shown in FIG. 3;
FIG. 4 is a top plan view thereof; and,
FIG. 5 is a bottom plan view thereof.
Referenced Cited
U.S. Patent Documents
Other references
D261979 | November 24, 1981 | Smith |
D287695 | January 13, 1987 | Abril |
D288656 | March 10, 1987 | Smith |
1288324 | December 1918 | Weir |
1683384 | September 1928 | Durham, Jr. et al. |
1741969 | December 1929 | Bellows |
3416395 | December 1968 | Hanson |
4527809 | July 9, 1985 | Umbert |
4682918 | July 28, 1987 | Palm |
4695065 | September 22, 1987 | Komatsu et al. |
4836563 | June 6, 1989 | Rohm |
4934221 | June 19, 1990 | Hsiao |
- Jensen Tools Catalog, 1983-84, p. 148, Tap Wrench at middle of page.
Patent History
Patent number: D349024
Type: Grant
Filed: Nov 13, 1992
Date of Patent: Jul 26, 1994
Inventor: Otto Doffee (Merecd, CA)
Primary Examiner: Bernard Ansher
Assistant Examiner: Philip Hyder
Attorney: Terry M. Gernstein
Application Number: 0/1,423
Type: Grant
Filed: Nov 13, 1992
Date of Patent: Jul 26, 1994
Inventor: Otto Doffee (Merecd, CA)
Primary Examiner: Bernard Ansher
Assistant Examiner: Philip Hyder
Attorney: Terry M. Gernstein
Application Number: 0/1,423
Classifications
Current U.S. Class:
D 8/14