Patent · US Expired

Pneumatic strut

US4742996A · kind A · utility

10Cited by
4References
10Claims
0Family size

Assignee

Inventor

Key dates

Filing dateDec 19, 1986
Grant dateMay 10, 1988
Priority date
Expiry dateDec 19, 2006

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB60G2200/21
  • WIPO fieldTransport
  • WIPO sectorMechanical engineering

Abstract

A pneumatic spring and dampening strut for automotive vehicles comprising a housing having a closed end and an open end to form an elongated cylindrical chamber within which a piston is mounted for reciprocal and pivotal movement and dividing the chamber into a section acting as a spring and another chamber acting as a dampener. The dampening chamber is enclosed by a rolling bellows affixed to the piston rod and to the housing near its open end.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.