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. 19, 2019
Filed:
Oct. 02, 2017
Applicant:
Harsco Technologies Llc, Fairmont, MN (US);
Inventors:
Peter Michael Bartek, Ledgewood, NJ (US);
Michael Stephen Davis, Westminster, MD (US);
Assignee:
HARSCO TECHNOLOGIES LLC, Fairmont, MN (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B61L 23/06 (2006.01); G08B 21/02 (2006.01); G08B 6/00 (2006.01); G08B 5/36 (2006.01); G08B 3/10 (2006.01);
U.S. Cl.
CPC ...
B61L 23/06 (2013.01); G08B 3/10 (2013.01); G08B 5/36 (2013.01); G08B 6/00 (2013.01); G08B 21/02 (2013.01);
Abstract
A rail worker protection system having a first device configured to generate and send an identification code, a second device configured to transmit a request to the first device and to transmit a signal to one or more remote devices, and the remote device able to issue alarms to rail workers upon reception of the signal from the second device.