US 11,850,603 B2
Aggregate washing systems, methods, and apparatus
John Rodriquez, Nokomis, FL (US); Shane Hanson, Columbus, NE (US); and John Bennington, Indianola, IN (US)
Assigned to Superior Industries, Inc., Morris, MN (US)
Filed by Superior Industries, Inc., Morris, MN (US)
Filed on Jan. 3, 2022, as Appl. No. 17/646,840.
Claims priority of provisional application 63/133,767, filed on Jan. 4, 2021.
Prior Publication US 2022/0212200 A1, Jul. 7, 2022
Int. Cl. B03B 5/04 (2006.01); B08B 3/02 (2006.01); B03B 5/34 (2006.01); B03B 9/00 (2006.01); B08B 3/04 (2006.01)
CPC B03B 5/04 (2013.01) [B03B 5/34 (2013.01); B03B 9/00 (2013.01); B08B 3/02 (2013.01); B08B 3/042 (2013.01)] 16 Claims
OG exemplary drawing
 
1. An aggregate washing system, comprising:
a slurry mixer, said slurry mixer comprising:
a tank disposed at a first incline angle, the tank having an aggregate material inlet for receiving aggregate material, the tank having a tank outlet;
a water inlet for supplying water to said tank; and
a propulsion assembly rotatably supported at least partially within said tank, wherein rotation of said propulsion assembly agitates said water and said aggregate material to form a slurry, wherein rotation of said propulsion assembly conveys said slurry toward said tank outlet; and
a dewatering mechanism disposed to receive said slurry from said tank outlet of said slurry mixer, said dewatering mechanism comprising:
a vibrating screen having a first sidewall and a second sidewall, said first sidewall and said second sidewall being resiliently mounted for vibration relative to a support, said vibrating screen having a screen arrangement for separating oversize material in said slurry from water and undersize material in said slurry, said screen arrangement having a first layer of screen media and a second layer of screen media, said first layer of screen media being vertically offset from said second layer of screen media, wherein said first layer is rigidly supported on said first and second sidewalls, wherein said second layer is rigidly supported on said first and second sidewalls; and
at least a first washing element disposed to direct water toward said screen arrangement.