US 12,135,167 B2
Grain drying auger and drum with air holes
David Hulbert, Eagle, ID (US); and Devon John McDonald, Eagle, ID (US)
Assigned to DRYAIR LLC, Eagle, ID (US)
Filed by DryAir LLC, Eagle, ID (US)
Filed on Jul. 16, 2018, as Appl. No. 16/036,589.
Claims priority of provisional application 62/535,121, filed on Jul. 20, 2017.
Prior Publication US 2019/0024974 A1, Jan. 24, 2019
Int. Cl. F26B 17/22 (2006.01); F26B 3/06 (2006.01); F26B 11/04 (2006.01); F26B 17/20 (2006.01); F26B 21/08 (2006.01); F26B 25/08 (2006.01)
CPC F26B 17/22 (2013.01) [F26B 3/06 (2013.01); F26B 11/04 (2013.01); F26B 17/20 (2013.01); F26B 21/083 (2013.01); F26B 25/08 (2013.01); F26B 2200/06 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A grain drying apparatus comprising:
a drum having a drum grain inlet at a first end of the drum and a drum grain outlet at a second end of the drum;
a grain auger inside the drum, the grain auger having a flighting supported by a shaft, wherein the flighting includes a plurality of air holes at the drum grain inlet;
a ventilation network, including:
a dehumidifying unit including a desiccant;
a chiller;
an intake;
an exhaust;
a fan in fluid communication with the dehumidifying unit, the chiller, the intake, and the exhaust; and
a fluid path, wherein a flow of air flows along the fluid path from the fan, into the drum through the intake, and out of the drum through the exhaust, wherein the dehumidifying unit and the chiller are located on the fluid path between the fan and the intake.