Patent · US Expired

Speed decoding and speed error determining control apparatus and method

US4209828A · kind A · utility

18Cited by
7References
14Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 28, 1978
Grant dateJun 24, 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

A speed decoding and error determining control apparatus and method are disclosed, including two independently programmed microprocessors responsive to a desired speed command from the wayside for determining respective speed errors for a coupled passenger vehicle, which speed errors must compare within a predetermined tolerance before the speed command is permitted to control the actual speed of the passenger vehicle.

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