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.

Date of Patent:
Mar. 28, 2017

Filed:

Jan. 30, 2015
Applicants:

Ryan P. Beggs, Dubuque, IA (US);

James C. Boerger, Franksville, WI (US);

David J. Hoffmann, Peosta, IA (US);

Ken Markham, Lee's Summit, MO (US);

Matthew Mcneill, Whitefish Bay, WI (US);

Timothy Muhl, Slinger, WI (US);

Kyle Nelson, Cedarburg, WI (US);

James Oates, Mequon, WI (US);

Jason Senfleben, Milwaukee, WI (US);

Inventors:

Ryan P. Beggs, Dubuque, IA (US);

James C. Boerger, Franksville, WI (US);

David J. Hoffmann, Peosta, IA (US);

Ken Markham, Lee's Summit, MO (US);

Matthew McNeill, Whitefish Bay, WI (US);

Timothy Muhl, Slinger, WI (US);

Kyle Nelson, Cedarburg, WI (US);

James Oates, Mequon, WI (US);

Jason Senfleben, Milwaukee, WI (US);

Assignee:

Rite-Hite Holding Corporation, Milwaukee, WI (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G08G 1/095 (2006.01); G08G 1/00 (2006.01); G08B 21/02 (2006.01); B60Q 1/26 (2006.01); B60Q 1/52 (2006.01); B60Q 9/00 (2006.01); B66F 17/00 (2006.01); G08G 1/005 (2006.01); G08G 1/16 (2006.01); B60Q 1/50 (2006.01); G08B 5/36 (2006.01); G08B 6/00 (2006.01); G08B 21/18 (2006.01);
U.S. Cl.
CPC ...
G08B 21/02 (2013.01); B60Q 1/26 (2013.01); B60Q 1/2673 (2013.01); B60Q 1/50 (2013.01); B60Q 1/525 (2013.01); B60Q 9/008 (2013.01); B66F 17/003 (2013.01); G08B 5/36 (2013.01); G08B 6/00 (2013.01); G08B 21/18 (2013.01); G08G 1/005 (2013.01); G08G 1/166 (2013.01); B60Q 2400/50 (2013.01);
Abstract

Systems and methods to detect and warn proximate entities of interest are described herein. An example hazard warning system for a forktruck includes a controllable light source to project light onto a floor adjacent the forktruck. A hazard discriminator determines when the forktruck poses a hazard to an entity of interest in a vicinity of the forktruck, and responsively generates a hazard output. A controller receives the hazard output and controls the light source such that the light source is in a first state when the hazard output is not received and a second state when the hazard output is received, where the first state is different than the second state.


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