Sliding piston gas spring
US3937450A · kind A · utility
19Cited by
2References
6Claims
0Family size
Inventor
Key dates
| Filing date | Dec 2, 1974 |
| Grant date | Feb 10, 1976 |
| Priority date | — |
| Expiry date | Dec 2, 1994 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16F9/49
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
A gas-spring comprises a two-part piston assembly, with an outer piston which slides axially between two stops with respect to the piston rod, a damping passageway, and a valve seat on the piston rod against which the sliding piston seats.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.