Patent · US Expired

Work vehicle steering and suspension system

US6311795A · kind A · utility

91Cited by
15References
20Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 2, 2000
Grant dateNov 6, 2001
Priority date
Expiry dateMay 2, 2020

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB60G2800/914
  • WIPO fieldTransport
  • WIPO sectorMechanical engineering

Abstract

A work vehicle steering system for a work vehicle having a frame, a plurality of wheels, and a coupling assembly coupled to at least one of the wheels is provided. The coupling assembly includes first, second, and third rotatable assemblies. The first rotatable assembly is coupled to the frame and is configured to rotate on a first axis. The second rotatable assembly is coupled to the first rotatable assembly and is configured to rotate on a second axis. The third rotatable assembly is coupled between the second rotatable assembly and the wheel and is configured to rotate on a third axis. The coupling assembly provides the wheel with three degrees of movement.

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