US 12,169,056 B2
Railroad crossing gate lamp system
David K. Fox, Minneapolis, MN (US); Benjamin Moulton, Minneapolis, MN (US); Randall G. Honeck, Minneapolis, MN (US); and Greggory C. Phelps, Minneapolis, MN (US)
Assigned to RAILWAY EQUIPMENT COMPANY, Minneapolis, MN (US)
Filed by Railway Equipment Company, Inc., Minneapolis, MN (US)
Filed on Dec. 1, 2020, as Appl. No. 17/108,204.
Application 17/108,204 is a continuation of application No. 15/872,461, filed on Jan. 16, 2018, granted, now 10,883,705.
Claims priority of provisional application 62/445,794, filed on Jan. 13, 2017.
Prior Publication US 2021/0190300 A1, Jun. 24, 2021
Int. Cl. F21V 21/002 (2006.01); B61L 29/04 (2006.01); B61L 29/22 (2006.01); B61L 29/28 (2006.01); F21V 21/116 (2006.01); F21V 23/00 (2015.01); F21V 23/06 (2006.01); H01R 4/2406 (2018.01); H01R 13/622 (2006.01); F21W 111/02 (2006.01); H01R 4/26 (2006.01); H01R 13/58 (2006.01); H01R 24/86 (2011.01); H01R 105/00 (2006.01)
CPC F21V 21/002 (2013.01) [B61L 29/04 (2013.01); B61L 29/22 (2013.01); B61L 29/28 (2013.01); F21V 21/116 (2013.01); F21V 23/002 (2013.01); F21V 23/06 (2013.01); H01R 4/2406 (2018.01); H01R 13/622 (2013.01); B61L 2207/02 (2013.01); F21W 2111/02 (2013.01); H01R 4/26 (2013.01); H01R 13/5804 (2013.01); H01R 24/86 (2013.01); H01R 2105/00 (2013.01)] 13 Claims
OG exemplary drawing
 
1. A lamp system for a railroad crossing gate, comprising:
an electrical cord having a body extending from a first end to a second end along a longitudinal axis defined by the electrical cord, the electrical cord including an electrical conductor within the body, an outer surface of the electrical cord having a flat top portion that is elongate parallel to the longitudinal axis and a flat bottom portion that is elongate parallel to the longitudinal axis; and
a connector having a cylindrical body, the flat top portion and the flat bottom portion of the electrical cord being received in a recess of the cylindrical body of the connector such that the connector is connected to the cord at the first end, the connector being configured to electrically connect to a lamp configured to be secured to a crossing gate arm of the railroad crossing gate.