US 12,345,557 B2
Gear case fluid sensor
Sidarta Beltramin, Curitiba (BR); Mateus Augusto Oro Mikowski, Curitiba (BR); Luiz De Carvalho, Curitiba (BR); and Rafael Grott de Carvalho, Curitiba (BR)
Assigned to Progress Rail Locomotive Inc., LaGrange, IL (US)
Filed by Progress Rail Locomotive Inc., LaGrange, IL (US)
Filed on Oct. 7, 2021, as Appl. No. 17/496,518.
Prior Publication US 2023/0113394 A1, Apr. 13, 2023
Int. Cl. G01F 23/26 (2022.01); B61C 17/08 (2006.01); G01F 23/263 (2022.01)
CPC G01F 23/268 (2013.01) [B61C 17/08 (2013.01); G01F 23/266 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A fluid level sensor, comprising:
a frame having a hollow coupling component configured to attach to a fluid drain of a gear case of a locomotive;
a lug insertable into the hollow coupling component having a first connection end;
an elongated flexible sensor blade attached to the lug at a trailing end of the flexible sensor blade, the flexible sensor blade configured to be inserted into the gear case and measure a fluid level of a fluid in the gear case;
a connector having a second connection end attached to the first connection end and a third connection end; and
a cover attached to the frame, the cover has a fourth connection end inside of an aperture of the cover, and the fourth connection end is attached to the third connection end.