Reversible winch ratchet mechanism
US6116580A · kind A · utility
35Cited by
10References
6Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jul 13, 1999 |
| Grant date | Sep 12, 2000 |
| Priority date | — |
| Expiry date | Jul 13, 2019 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T74/2137
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
A mechanical winch includes a ratchet lever having a single pawl which may be positioned in either one of two orientations in order to preclude clockwise or counterclockwise movement of the winch, drum or reel. In each orientation, the ratchet lever may also be positioned in a free wheeling position for the drum.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.