Locking device for rectilinear or circular displacement mechanical jacks
US5183236A · kind A · utility
7Cited by
1References
11Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Sep 21, 1990 |
| Grant date | Feb 2, 1993 |
| Priority date | — |
| Expiry date | Sep 21, 2010 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB60N2/929
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
The device comprises at least one rod normally locked by notched rollers mounted on pins and cooperating with at least one V-shaped bearing plate having toothed ramps, and the vertical displacement of which is made by rotation of a cam driven by a set of studs rigid with a circular member, with control means being further provided to drive this circular member.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.