Gas spring assembly
US5549269A · kind A · utility
11Cited by
10References
10Claims
0Family size
Inventors
Key dates
| Filing date | Aug 10, 1994 |
| Grant date | Aug 27, 1996 |
| Priority date | — |
| Expiry date | Aug 10, 2014 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16F13/002
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
A gas spring including a housing, and a rolling convolution type flexible gas seal supporting a piston within the housing. The piston has a chamber and a resilient vibration damper unit resides within the chamber for reducing the horizontal stiffness of the gas spring.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.