Hand tool with ratchet handle and associated quick release mechanism
US6098500A · kind A · utility
6Cited by
15References
27Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 11, 1998 |
| Grant date | Aug 8, 2000 |
| Priority date | — |
| Expiry date | Dec 11, 2018 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB25B23/0035
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
A hand tool includes a shaft and a rotatable handle that is coupled to the shaft bar by a ratchet mechanism. The disclosed ratchet mechanism provides a clockwise ratcheting action, a counterclockwise ratcheting action, and a freewheeling action, as selected by a ratchet control ring. The shaft bar includes a quick release mechanism using a symmetrical ring that facilitates assembly.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.