Patent · US Expired

Rear suspension for off-road vehicle

US4817985A · kind A · utility

90Cited by
3References
6Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 18, 1987
Grant dateApr 4, 1989
Priority date
Expiry dateSep 18, 2007

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB60G3/24
  • WIPO fieldTransport
  • WIPO sectorMechanical engineering

Abstract

An off-road vehicle has a vehicle frame of piping, a power unit including an engine, a fuel tank, an air cleaner, and other components, and a double-wishbone suspension supporting a rear wheel on the vehicle frame. The vehicle frame has a side frame member positioned laterally of the power unit and a rear frame member positioned rearwardly of the power unit. The suspension comprises a knuckle having a proximal end and an upward extension, a lower arm assembly coupled between the proximal end of the knuckle and the side frame member, and a bifurcated upper arm having a vertex end pivotally coupled to the upward extension of the knuckle, a front leg pivotally coupled to the side frame member, and a rear leg being pivotally coupled to the rear frame member.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.