Winch assembly
US7967278B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Sep 11, 2009 |
| Grant date | Jun 28, 2011 |
| Priority date | — |
| Expiry date | Sep 11, 2029 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB66D1/04
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
The present invention is directed to apparatus for a winch assembly. The winch assembly may be secured to a towing trailer and arranged to assist in loading and unloading cargo from the trailer. The winch assembly may include mechanisms, systems, and features to make the winch assembly easy to assemble and use, increase the service life of the winch assembly, and improve the consistency of the performance of the winch assembly. Embodiments of a winch assembly disclosed include novel drive systems, novel ratchet and pawl systems, novel systems for guiding a winch strap, novel systems for securing the winch assembly to a towing trailer, and a novel frame member for a winch assembly.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.