Hand saws
US4680863A · kind A · utility
11Cited by
6References
10Claims
0Family size
Inventor
Key dates
| Filing date | Jul 9, 1985 |
| Grant date | Jul 21, 1987 |
| Priority date | — |
| Expiry date | Jul 9, 2005 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB23D51/12
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
A hacksaw frame has a plurality of pivotally mounted fingers of different lengths to allow a blade to be mounted in a variety of different positions. Lever means for providing increased blade tension are disclosed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.