Patent · US Expired

Vehicle-trailer backing up jackknife detection and warning system

US6838979B2 · kind B2 · utility

94Cited by
6References
18Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 9, 2003
Grant dateJan 4, 2005
Priority date
Expiry dateJul 18, 2023

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB62D15/028
  • WIPO fieldTransport
  • WIPO sectorMechanical engineering

Abstract

This invention provides a system to detect in real time the condition of jackknifing tendency during vehicle-trailer backing up, and to provide steering direction assistance. The system utilizes rates of change of a vehicle-trailer articulation angle to determine a critical articulation angle.

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