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:
Sep. 12, 1989
Filed:
Mar. 18, 1988
Applicant:
Inventor:
Masaaki Kitaue, Kobe, JP;
Assignee:
Nippon Air Brake Co., Ltd., Kobe, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B61L / ;
U.S. Cl.
CPC ...
2461 / ; 2461 / ; 246183 ;
Abstract
A brake and/or propulsion command arrangement for railway vehicles, especially for abnormality detection of a dual brake system having a cam controller for producing ON-OFF control signals. The abnormal detection system employs a comparing circuit for comparing the control signals, an interlocking circuit for producing a verification signal of the position of the cam controlling, and evaluating circuit for producing a trouble detection signal when the control signals are unmatched and during the presence of the verification signal.
Kitaue, Masaaki. (1989). Control command system for railway vehicles (U.S. Patent No. 4865278). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4865278
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile