Snow vehicle suspension system
US3977485A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Oct 25, 1974 |
| Grant date | Aug 31, 1976 |
| Priority date | — |
| Expiry date | Oct 25, 1994 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB62M2027/026
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
A snow vehicle suspension system including a pair of suspension struts associated one with each of the two steerable skis of the vehicle; each of the struts including a first generally tubular shaped housing fixably secured to the underside of the vehicle above the associated of the skis, a second generally tubular housing telescopically disposed within the first housing and connected at the lower end thereof to the associated ski, shock absorbing means within the second housing and including a reciprocable piston mounted on one end of a piston rod extending axially outwardly from the upper end of the first housing, the upper end of the piston rod being secured to a portion of the vehicle above the strut and having a helical coil spring extending coaxially thereof between the upper end of the strut and the aforesaid vehicle portion, a steering arm having a first portion operatively connected to the vehicle steering mechanism and a second portion rotatable about the longitudinal axis of the strut, with a second portion of the steering arm being slidably and non-rotatably connected to the second housing whereby the second housing is movable longitudinally thereof relative to the arm …
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.