Patent · US Expired

Speed maintaining control of train vehicles

US4217643A · kind A · utility

22Cited by
6References
11Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 28, 1978
Grant dateAug 12, 1980
Priority date
Expiry dateJun 28, 1998

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02T10/72
  • WIPO fieldTransport
  • WIPO sectorMechanical engineering

Abstract

There is disclosed a passenger vehicle speed maintaining control apparatus and method, including program microprocessor control apparatus for controlling the vehicle speed in response to an acceleration or tractive effort request P signal.

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