US 11,731,168 B2
Air separation system
Henk Boerhof, Appingedam (NL); and Alexander Zwiers, Appingedam (NL)
Assigned to Bollegraaf Patents and Brands B.V., Appingedam (NL)
Filed by Bollegraaf Patents and Brands B.V., Appingedam (NL)
Filed on Apr. 22, 2022, as Appl. No. 17/726,571.
Claims priority of application No. 2028083 (NL), filed on Apr. 28, 2021.
Prior Publication US 2022/0362808 A1, Nov. 17, 2022
Int. Cl. B07B 7/04 (2006.01); B07B 11/04 (2006.01); B07B 7/02 (2006.01); B07B 11/06 (2006.01)
CPC B07B 7/04 (2013.01) [B07B 11/04 (2013.01)] 15 Claims
OG exemplary drawing
 
1. An air separation system for sorting waste items, comprising a main housing having an intake portion for receiving a laminar intake air stream carrying waste items (W) in an intake air direction (D) and an exhaust portion comprising one or more baffle members transversely arranged with respect to the intake air direction (D) for defining a plurality of exhaust channels;
a curved guide shell comprising a plurality of interconnected guide plates transversely arranged with respect to the intake air direction (D), wherein the guide shell comprises an upstream end arranged above the intake portion of the main housing, and wherein the guide shell comprises a guide surface configured for guiding the intake air stream with waste items (W) when the air separation system is in operation; and
wherein the main housing comprises a plate connecting arrangement on opposing transverse sides (S1, S2) of the main housing and configured for releasable connection to opposing ends of each of the plurality of guide plates.