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.

Date of Patent:
Nov. 02, 2021

Filed:

Sep. 23, 2019
Applicant:

Westinghouse Air Brake Technologies Corporation, Wilmerding, PA (US);

Inventors:

Danial Rice, Frederick, MD (US);

Charles L. Wolf, Olney, MD (US);

Alan Laurance Cortie, Baltimore, MD (US);

Paul Gerard Bender, Clarksburg, MD (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B60T 8/17 (2006.01); B60T 17/22 (2006.01); B61H 13/34 (2006.01);
U.S. Cl.
CPC ...
B60T 8/1705 (2013.01); B60T 17/228 (2013.01); B61H 13/34 (2013.01); B60T 2270/402 (2013.01); B60T 2270/413 (2013.01);
Abstract

A vehicle control system includes a first controller configured to communicate a first brake command to one or more brake devices of a vehicle system via a communication pathway. The system also includes a second controller configured to monitor the communication pathway to determine whether the first brake command from the first controller is communicated via the communication pathway to the one or more brake devices. The second controller also is configured to implement a backup brake command to the one or more brake devices based on a presence of the first brake command and a level of brake application dictated by the first brake command.


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