Pneumatic spring arrangement
US6520492B1 · kind B1 · utility
Assignee
Inventors
Key dates
| Filing date | Oct 25, 2001 |
| Grant date | Feb 18, 2003 |
| Priority date | — |
| Expiry date | Oct 25, 2021 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16F9/0454
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
The invention relates to a pneumatic spring arrangement consisting of at least the following components: pneumatic spring bellows, a pneumatic spring cover, a pneumatic spring piston and a vibration damper having a container pipe and a piston rod. The inventive pneumatic spring arrangement is characterized in that the pneumatic spring piston is provided with an integrated clamping lock which consists of an outer ring body and an inner ring body. The bodies can be plugged into one another. The outer ring body comprises a collar and at least one spring arm which is provided with a barb. The inner ring body comprises an outer ring and an inner ring which are connected to each other in such a way that at least one plug aperture is provided for receiving the barb of the spring arm in a catching manner.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.