Platform lifter
US5727655A · kind A · utility
12Cited by
12References
1Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jul 12, 1996 |
| Grant date | Mar 17, 1998 |
| Priority date | — |
| Expiry date | Jul 12, 2016 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB66F7/0641
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
A platform which is raised and lowered evenly in a vertical direction only by a pair of piston activated four-bar linkages which are linked together through an endless cable or belt which will not allow one four-bar linkage to act independently of the other.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.