Shears for cutting sheet metal
US4502222A · kind A · utility
28Cited by
6References
4Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Dec 6, 1982 |
| Grant date | Mar 5, 1985 |
| Priority date | — |
| Expiry date | Dec 6, 2002 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB23D29/026
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
The shears have two levers pivoted together, each having a cutting edge at the forward end thereof and an operating handle at the rear end thereof. The lower lever has a hinge hub forming a bearing surface which is laterally offset with respect to its cutting edge and which projects forwardly and upwardly toward its cutting edge.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.