Spring-loaded damping or shock absorbing apparatus
US4647025A · kind A · utility
18Cited by
33References
12Claims
0Family size
Inventor
Key dates
| Filing date | Apr 29, 1985 |
| Grant date | Mar 3, 1987 |
| Priority date | — |
| Expiry date | Apr 29, 2005 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB60G2204/416
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
A pneumatic spring-loaded damping or shock absorbing apparatus provided with a venting port and a seal activated by a piston for automatically sealing the port when the apparatus approaches its fully expanded position for maintaining residual pressure within the apparatus.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.