Spring assist scissor lift
US9310753B2 · kind B2 · utility
1Cited by
7References
4Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 22, 2013 |
| Grant date | Apr 12, 2016 |
| Priority date | — |
| Expiry date | Nov 3, 2033 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB65H2405/15
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
A scissor lift apparatus includes a sliding carriage member and a pivoting linkage added to a conventional scissor lift in order to lower the force required to lift a tray holding heavy media during the initial portion of the lifting action where the scissor lift is fully compressed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.