Patent · US Expired

Hitch control system with start-up lock-out

US4837691A · kind A · utility

14Cited by
7References
7Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 27, 1987
Grant dateJun 6, 1989
Priority date
Expiry dateMay 27, 2007

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA01B63/1117
  • WIPO fieldOther special machines
  • WIPO sectorMechanical engineering

Abstract

A hitch control system includes an algorithm which prevents undesired and/or unexpected hitch movement upon start-up of the control system, depending upon the actual hitch position, the commanded hitch position and an operator set limit position.

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