Direct acting air suspension system
US6398243B1 · kind B1 · utility
Assignee
Inventor
Key dates
| Filing date | Aug 2, 1999 |
| Grant date | Jun 4, 2002 |
| Priority date | — |
| Expiry date | Aug 2, 2019 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB60G9/02
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
An air suspension system mountable on the axle of a vehicle such as a pick-up truck. The suspension system includes an air spring, a pusher torque rod and a lever arm. The torque rod has one end pivotably affixed to the chassis and its other end affixed to the axle housing to control movement of the axle housing in an arcuate path. The lever arm has an end pivotably affixed to the chassis and its other shiftably and slidably supported on an axle bracket. The air spring is mounted on the lever arm to provide load support to the chassis. The shock absorbers for the vehicle are controlled from the same air pressure source as the air spring.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.