Calibrated mechanical winch and method of manufacture
US7762531B2 · kind B2 · utility
4Cited by
17References
21Claims
0Family size
Inventor
Key dates
| Filing date | Apr 3, 2009 |
| Grant date | Jul 27, 2010 |
| Priority date | — |
| Expiry date | Apr 3, 2029 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T29/49904
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
A ratchet-driven mechanical winch that is adapted to measure the force applied to a cable, wire, or other tether through the operation of Hooke's Law. The device operates by compressing a pair of linear springs as increasing force is applied to the cable, wire, or other tether.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.