Patent · US Expired

Method for controlling a change-over between two and four-wheel drive modes for a vehicle

US5184695A · kind A · utility

9Cited by
10References
5Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 30, 1991
Grant dateFeb 9, 1993
Priority date
Expiry dateAug 30, 2011

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB60K23/08
  • WIPO fieldTransport
  • WIPO sectorMechanical engineering

Abstract

The present invention is a method for controlling the change-over between two and four-wheel drive modes of a vehicle, wherein the two-wheel drive mode is smoothly changed to the four-wheel drive mode during acceleration in the two-wheel drive mode.

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