Axle suspension
US9428025B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Aug 14, 2014 |
| Grant date | Aug 30, 2016 |
| Priority date | — |
| Expiry date | Aug 14, 2034 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB60G2300/082
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
An axle suspension supports an axle housing on a vehicle frame. The suspension includes left and right pivot rods attached to left and right frame members. A suspension arm has a first end fixed to a rear end of the axle housing and has a second end pivotally coupled to the left and right pivot rods. A variable length left hydraulic cylinder has an upper end pivotally coupled to the left frame member and has a lower end pivotally coupled to a front end of the axle housing. A variable length right hydraulic cylinder has an upper end pivotally coupled to the right frame member and has a lower end pivotally coupled to the front end of the axle housing. The left and right hydraulic cylinders are hydraulically connected in parallel.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.