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:
Jun. 30, 2020
Filed:
Apr. 25, 2019
Applicant:
Federal Signal Corporation, Oak Brook, IL (US);
Inventors:
Vincent S. Fleszewski, Crown Point, IN (US);
Robert A. Czajkowski, Tinley Park, IL (US);
Assignee:
FEDERAL SIGNAL CORPORATION, Oak Brook, IL (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B60Q 1/26 (2006.01); F21V 23/04 (2006.01); F21S 43/20 (2018.01); B60Q 1/30 (2006.01); B60Q 1/28 (2006.01); F21Y 103/00 (2016.01); F21Y 113/10 (2016.01);
U.S. Cl.
CPC ...
B60Q 1/2642 (2013.01); B60Q 1/2607 (2013.01); B60Q 1/28 (2013.01); B60Q 1/307 (2013.01); F21S 43/26 (2018.01); F21V 23/0492 (2013.01); F21Y 2103/00 (2013.01); F21Y 2113/10 (2016.08);
Abstract
Lighting systems, devices, and units that provide illumination according to a detected orientation relative to a reference plane or a reference vector. In some examples, a light bar for use on a vehicle includes first and second sets of light emitters that are selectively activated and inactive based on a detected orientation of the light bar relative to a reference plane or reference vector.