Patent · US Expired

On-demand all-wheel drive system

US6626787B2 · kind B2 · utility

31Cited by
33References
34Claims
0Family size

Assignee

Inventor

Key dates

Filing dateFeb 27, 2002
Grant dateSep 30, 2003
Priority date
Expiry dateFeb 27, 2022

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF16H2200/2071
  • WIPO fieldMechanical elements
  • WIPO sectorMechanical engineering

Abstract

A drive axle assembly for use in an all-wheel drive vehicle having a first hydraulic coupling operable to automatically transfer drive torque to a secondary driveline in response to slip of the primary driveline and a second hydraulic coupling operable to bias torque and limit slip between the wheels of the secondary driveline.

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