Patent ID: 9259768
Filing Date: 2016-02-16
CPC Classification: B01L,B08B,F24F,Y10T

Claim Text:
1. A laminar air flow cabinet comprising: (a) a first adjacent portion; (b) a laminar flow portion, located below the first adjacent portion, comprising at least one spray nozzle; (c) a second adjacent portion, located below the laminar flow portion, comprising (i) at least one lower filter, (ii) at least one waste collection tank, (iii) at least one fluid storage tank, and (iv) at least one hydraulic pump which injects a fluid from the at least one fluid storage tank to the at least one spray nozzle which sprays the fluid; (d) at least one fan which drives air from the first adjacent portion to the laminar flow portion through at least one upper filter; (e) a tray located between the laminar flow portion and the second adjacent portion, comprising (i) a perforated region having perforations through which the air from the laminar flow portion and the fluid from the spray nozzle pass, wherein the perforations are in the vicinity of the perimeter of the tray, and (ii) a region free of perforations; and (f) an impermeable surface located beneath the tray and between the laminar flow portion and the lower filter, the impermeable surface comprising: