Door holding clamp
US4391437A · kind A · utility
5Cited by
16References
6Claims
0Family size
Inventor
Key dates
| Filing date | Oct 24, 1980 |
| Grant date | Jul 5, 1983 |
| Priority date | — |
| Expiry date | Oct 24, 2000 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S269/905
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
A clamp apparatus for holding a door or the like in a generally vertical plane while a workman is preparing the door for hanging within a frame. The apparatus includes a base having a pair of clamping members slidably mounted thereon and such members are connected to a foot operated lever which is operated to move the clamping members apart and a spring or other resilient member urges the clamping members toward each other.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.