The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 24, 1980
Filed:
Jun. 28, 1978
Applicant:
Inventors:
Larry W Anderson, W. Mifflin, PA (US);
Donald L Rush, Penn Hills, PA (US);
Michael P McDonald, Pittsburgh, PA (US);
Assignee:
Westinghouse Electric Corp., Pittsburgh, PA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B61L / ; B61L / ;
U.S. Cl.
CPC ...
364426 ; 2461 / ; 364424 ; 371 68 ;
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.