US 11,858,761 B2
Offloading vacuum tank
Cody L. Sewell, Perry, OK (US)
Assigned to The Charles Machine Works, Inc., Perry, OK (US)
Filed by The Charles Machine Works, Inc., Perry, OK (US)
Filed on Jul. 9, 2021, as Appl. No. 17/371,981.
Application 17/371,981 is a continuation of application No. 16/223,568, filed on Dec. 18, 2018, granted, now 11,059,682, issued on Jul. 13, 2021.
Claims priority of provisional application 62/609,070, filed on Dec. 21, 2017.
Prior Publication US 2021/0331881 A1, Oct. 28, 2021
Int. Cl. B65G 67/04 (2006.01); B65G 33/14 (2006.01); B65G 33/10 (2006.01); E02F 5/08 (2006.01); E02F 7/00 (2006.01); B01D 45/12 (2006.01); B01D 50/20 (2022.01)
CPC B65G 67/04 (2013.01) [B01D 45/12 (2013.01); B01D 50/20 (2022.01); B65G 33/10 (2013.01); B65G 33/14 (2013.01); E02F 7/00 (2013.01); B65G 2812/0577 (2013.01); B65G 2814/0326 (2013.01); E02F 5/08 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A method for moving solid material, comprising:
pulling air and solid material through a tube and into a tank, wherein the tank has a vacuum pressure;
conveying material with an internal conveyor to a discharge end of the tank, wherein the internal conveyor is situated entirely within the tank at the vacuum pressure;
transferring material from the discharge end to a first end of an external conveyor, the external conveyor situated entirely outside the tank; and
moving material away from the tank with the external conveyor.