Screw chuck
Description
FIG. 1 is a front, top and left side perspective view of a screw chuck showing my new design;
FIG. 2 is a front elevational view thereof;
FIG. 3 is a rear elevational view thereof;
FIG. 4 is a top plan view thereof;
FIG. 5 is a right side elevational view, the bottom and left side being identical in appearance thereto;
FIG. 6 is a front, top, and left side perspective view of the screw chuck of FIG. 1, in an alternate position for use;
FIG. 7 is a front elevational view thereof;
FIG. 8 is a rear elevational view thereof;
FIG. 9 is a top plan view thereof;
FIG. 10 is a right side elevational view, the bottom and left side being identical in appearance thereto; and
FIG. 11 is a perspective view thereof, exploded for convenience of illustration.
Referenced Cited
U.S. Patent Documents
Foreign Patent Documents
D212447 | October 1968 | Kaser |
268393 | December 1882 | Evans |
1878690 | September 1932 | Forney |
3091474 | May 1963 | Boutros et al. |
4702132 | October 27, 1987 | Grosse |
597197 | January 1948 | GBX |
Patent History
Patent number: D310673
Type: Grant
Filed: Jun 16, 1988
Date of Patent: Sep 18, 1990
Inventor: Jerry Glaser (Playa Del Rey, CA)
Primary Examiner: Nelson C. Holtje
Assistant Examiner: Jeffrey Asch
Attorneys: Charles H. Schwartz, Ellsworth R. Roston
Application Number: 7/207,448
Type: Grant
Filed: Jun 16, 1988
Date of Patent: Sep 18, 1990
Inventor: Jerry Glaser (Playa Del Rey, CA)
Primary Examiner: Nelson C. Holtje
Assistant Examiner: Jeffrey Asch
Attorneys: Charles H. Schwartz, Ellsworth R. Roston
Application Number: 7/207,448
Classifications