Ratcheted lift mechanism
US7533869B2 · kind B2 · utility
8Cited by
8References
1Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 19, 2007 |
| Grant date | May 19, 2009 |
| Priority date | — |
| Expiry date | Jul 19, 2027 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB66F7/02
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
The present invention is related generally to hoists, and more particularly to a hoist system for safely raising, storing, and lowering loads.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.