Hand tools with suppressible stay-open mechanism
US7143672B1 · kind B1 · utility
9Cited by
9References
3Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 28, 2005 |
| Grant date | Dec 5, 2006 |
| Priority date | — |
| Expiry date | Jul 28, 2025 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB25B7/18
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
A hand tool has two crossed members each having a handle and a jaw connected to each other at a pivot point. A leaf spring biases the handles towards an open position. The leaf spring can be selectively engaged or disengaged by the user.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.