US 11,806,755 B2
Apparatuses, methods, and systems for vibratory screening
James R. Colgrove, East Aurora, NY (US); and Michael L. Peresan, Strykersville, NY (US)
Assigned to DERRICK CORPORATION, Buffalo, NY (US)
Filed by DERRICK CORPORATION, Buffalo, NY (US)
Filed on Jul. 27, 2021, as Appl. No. 17/386,441.
Application 17/386,441 is a continuation in part of application No. 17/352,885, filed on Jun. 21, 2021, granted, now 11,731,167.
Application 17/352,885 is a continuation of application No. 16/460,496, filed on Jul. 2, 2019, granted, now 11,052,427.
Application 16/460,496 is a continuation in part of application No. 15/785,141, filed on Oct. 16, 2017, granted, now 10,399,124, issued on Sep. 3, 2019.
Claims priority of provisional application 62/488,293, filed on Apr. 21, 2017.
Claims priority of provisional application 62/408,514, filed on Oct. 14, 2016.
Prior Publication US 2021/0354172 A1, Nov. 18, 2021
Int. Cl. B07B 1/46 (2006.01)
CPC B07B 1/4618 (2013.01) 38 Claims
OG exemplary drawing
 
1. A vibratory screening machine, comprising:
one or more screening assemblies; and
a plurality of injection molded removable support structures configured to provide mechanical support to the one or more screening assemblies, wherein each of the plurality of injection molded removable support structures have at least one housing structure configured to receive a fastener that is used to secure the support structure to the vibratory screening machine;
a plurality of removable wear protective covers configured to be installed on respective support structures and to provide wear and abrasion resistance to the removable support structures.