US 12,084,096 B2
Railcar hatch cover
Bharanikumar Ramasundaram, Flower Mound, TX (US); James W. Talley, Jr., Frisco, TX (US); Michael D. Rainone, Palestine, TX (US); Calvin C. Schlau, Winona, TX (US); and Caleb N. Nehls, Tyler, TX (US)
Assigned to FREIGHTLUCID, LLC, Dallas, TX (US)
Filed by FreightLucid, LLC, Dallas, TX (US)
Filed on Aug. 21, 2020, as Appl. No. 16/999,377.
Claims priority of provisional application 62/889,798, filed on Aug. 21, 2019.
Prior Publication US 2021/0053593 A1, Feb. 25, 2021
Int. Cl. B61D 5/00 (2006.01); B61D 17/16 (2006.01); B65D 90/00 (2006.01); G01F 23/296 (2022.01); G01L 1/22 (2006.01); B61D 5/02 (2006.01); B61D 7/02 (2006.01)
CPC B61D 5/08 (2013.01) [B61D 17/16 (2013.01); G01F 23/296 (2013.01); G01L 1/22 (2013.01); B61D 5/02 (2013.01); B61D 7/02 (2013.01)] 19 Claims
OG exemplary drawing
 
1. A hatch cover for an opening in a container, the hatch cover comprising:
a body comprising a plate member for covering the opening in the container;
a seal on an underside of the body for sealing the body to the container; and
one or more pressure sensors directly disposed between the seal and the body, wherein the one or more pressure sensors are operable to detect a pressure between the body and the container, and wherein the one or more pressure sensors are communicably coupled to a hatch status device operable to detect a change in pressure between the body and the container indicating whether the hatch cover is open.