Snowmobile
US5947220A · kind A · utility
33Cited by
7References
18Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 14, 1997 |
| Grant date | Sep 7, 1999 |
| Priority date | — |
| Expiry date | Feb 14, 2017 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB62M2027/021
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
To make a rear cushion device compact and lightweight, a rear cushion device is accommodated inside a track belt of an endless track device and includes a separate damper and cushion spring. The damper is slightly inclined downward towards the front side and is supported at its upper end by a floor. The cushion spring is positioned substantially upright in its compressed state.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.