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:
Dec. 16, 2008
Filed:
Mar. 01, 2006
Applicant:
Robert Urman, Schaumburg, IL (US);
Inventor:
Robert Urman, Schaumburg, IL (US);
Assignee:
Wabtec Holding Corp., Wilmerding, PA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01H 9/54 (2006.01);
U.S. Cl.
CPC ...
Abstract
A passenger door open request switch for use in a multi-passenger, mass-transit vehicle. A wireless, powerless switch sensor which includes an RFID reader, a circuit located remotely from the RFID reader that is formed by connecting an RFID antenna with a control/storage element, and a switch. The switch is connected between the antenna and the storage element in such a way as to either enable or disable the antenna. This allows the system to be configured to monitor the status of the switch.