Adjustable spanners
US5746098A · kind A · utility
Inventor
Key dates
| Filing date | Sep 11, 1996 |
| Grant date | May 5, 1998 |
| Priority date | — |
| Expiry date | Sep 11, 2016 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB25B13/24
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
The invention provides an adjustable spanner having one fixed jaw (11) and one movable jaw (12), the fixed jaw being mounted on or formed integrally with the body or handle (10) of the spanner, and the movable jaw being arranged to slide in the body or handle of the spanner relative to the fixed jaw, in which the movable jaw (12) is provided with a first set of serrations (15) and a locking member (17) provided with a second set of secretions (16) is movably mounted in the body of the spanner to move between a locking position in which said second set of serrations engage with said first set of serrations to lock the movable jaw (12) in an operative position, and a release position in which the second set of serrations are clear of said first set of serrations to allow adjusting movement of the movable jaw; wherein releasable locking means (21) is provided for locking the locking member (17) positively in said locking position.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.