Dual rear axle system for large vehicles
US5333895A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Dec 11, 1991 |
| Grant date | Aug 2, 1994 |
| Priority date | — |
| Expiry date | Dec 11, 2011 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB60G5/00
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
A dual rear axle system for large vehicles in which the vehicle has a frame, and the axle system includes a forward axle housing, a draft arm having one arm affixed to the forward axle housing and the other pivotally affixed to the vehicle frame, a rearward axle housing spaced from and parallel to the forward axle housing, an axle extending through both axle housings having wheels and tires thereon, an upper linkage having one end pivotally attached to the upper portion of the forward axle housing and the other end pivotally attached to the upper portion of the rearward axle housing, lower linkage having one end pivotally attached to the lower portion of the forward axle housing and the other end pivotally attached to the lower portion of the rearward axle housing so that the axle housings are supported in spaced apart relationship with the axle housings independently free to move in vertical planes and compressible strut members extending between the axle housings and the frame for spring supporting the frame.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.