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. 17, 1996
Filed:
Dec. 17, 1993
Applicant:
Inventor:
Ward J Gieffers, Oak Lawn, IL (US);
Assignee:
Federal Signal Corporation, Oak Brook, IL (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B60Q / ; G08B / ;
U.S. Cl.
CPC ...
340474 ; 3403843 ; 3403844 ; 3403845 ;
Abstract
A signalling system is provided that is alternatively operable in programming and operating modes. The signalling system includes a keypad, control head, control unit and a plurality of signalling features selectively activated by the control unit in the operating mode. The system provides for keystrokes to the keypad placing the system in the programming mode and selecting the signalling features to be activated by the control unit in the operating mode.