Die holddown clamp
Description
FIG. 1 is a left side perspective view of a die holddown clamp showing my new design, the broken line showing of a workpiece and bolt being for illustrative purposes only.
FIG. 2 is a right side perspective view wherein the adjustable swivel bracket has been moved to an alternate position;
FIG. 3 is a left side elevational view wherein the adjustable swivel bracket has been moved to an alternate position;
FIG. 4 is a top plan view thereof;
FIG. 5 is a bottom plan view thereof;
FIG. 6 is a right side elevational view thereof;
FIG. 7 is a front elevational view thereof; and
FIG. 8 is a rear elevational view thereof.
Referenced Cited
U.S. Patent Documents
Other references
893754 | July 1908 | Russell |
1346504 | July 1920 | Mathison |
1995206 | March 1935 | Geissbuhler |
2365079 | December 1944 | Huber |
2619010 | November 1952 | Mathison |
2672790 | March 1954 | Carroll |
3210069 | October 1965 | Holtz |
3227438 | January 1966 | Sequin |
3436072 | April 1969 | Svenson |
4120490 | October 17, 1978 | Carossiso |
4432538 | February 21, 1984 | Sequin |
4470586 | September 11, 1984 | Spencer |
- Insta-Clamp Co., .COPYRGT.1956. Carr Lane Mfg. Co., "Forged Adjustable Clamps", p. 65. Popular Science, Nov. 1988, p. 112, "What's New TOOLS", See saw Clamp.
Patent History
Patent number: D322259
Type: Grant
Filed: Feb 8, 1989
Date of Patent: Dec 10, 1991
Inventor: Albert C. Quandt (Grand Island, NE)
Primary Examiner: Bruce W. Dunkins
Assistant Examiner: Jeffrey Asch
Law Firm: Henderson & Sturm
Application Number: 7/307,398
Type: Grant
Filed: Feb 8, 1989
Date of Patent: Dec 10, 1991
Inventor: Albert C. Quandt (Grand Island, NE)
Primary Examiner: Bruce W. Dunkins
Assistant Examiner: Jeffrey Asch
Law Firm: Henderson & Sturm
Application Number: 7/307,398
Classifications