Wrench with quick adjusting sliding jaw and self tightening anvil jaw
US3956949A · kind A · utility
7Cited by
3References
4Claims
0Family size
Inventor
Key dates
| Filing date | Feb 18, 1975 |
| Grant date | May 18, 1976 |
| Priority date | — |
| Expiry date | Feb 18, 1995 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB25B13/22
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
A wrench having a body portion with a handle and an inclined sliding jaw, and a movable jaw having a ratchet toothed shank received in a channel in the body portion, and a spring-biased pawl comprising a saddle straddling the shank pivotally mounted on the body of the wrench and carrying a ratchet toothed element which wedges into the channel between the body portion and the shank, engaging the ratchet teeth of the shank to limit separation of the jaws.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.