Hydraulic spring support system
US7766343B2 · kind B2 · utility
4Cited by
9References
6Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Feb 27, 2009 |
| Grant date | Aug 3, 2010 |
| Priority date | — |
| Expiry date | Feb 27, 2029 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB60G2500/22
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
The invention concerns a hydraulic spring support system including a double acting hydraulic cylinder with a piston chamber and a rod chamber, a first accumulator that is connected constantly with the piston chamber, and a second accumulator that is connected constantly with the rod chamber. The invention proposes that the piston chamber and the rod chamber are connected to each other by a variable flow resistance.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.