Drive unit for a jack
US5165660A · kind A · utility
7Cited by
7References
1Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 19, 1991 |
| Grant date | Nov 24, 1992 |
| Priority date | — |
| Expiry date | Aug 19, 2011 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T403/5713
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
An improved drive unit for a jack mechanism which is formed from an inexpensive stamping and it can be attached to the control shaft of a jack by staking, welding or other matter and which can be bent into a shape which has an opening to receive a flatted handle for operating the jack and which also has manual extensions which can be used to manually lower and raise the jack.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.