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:
Feb. 11, 1992
Filed:
Apr. 30, 1990
Applicant:
Inventor:
Leonard Roselli, Verona, PA (US);
Assignee:
Westinghouse Air Brake Company, Wilmerding, PA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01D / ;
U.S. Cl.
CPC ...
73 / ; 25023118 ; 36442605 ; 36457104 ;
Abstract
A dynamic calibration arrangement comprising, a brake handle for controlling the braking of a railway vehicle, an absolute position encoder for monitoring the position of the brake handle, an electrical switch for ascertaining when the brake handle is in a release position, and a logic gate for activating an enable circuit for reading the absolute position encoder, and a storage register for storing and for employing the reading as an offset value for correcting subsequent readings of other positions of the brake handle.