US 12,320,528 B2
Air flow management for cooking system
Robert A. Shingler, Beaverton, OR (US); and Joseph R. Shaw, Beaverton, OR (US)
Assigned to EVO AMERICA, LLC, Tualatin, OR (US)
Filed by EVO AMERICA, LLC, Tualatin, OR (US)
Filed on Jan. 31, 2022, as Appl. No. 17/589,655.
Application 17/589,655 is a continuation in part of application No. 16/698,826, filed on Nov. 27, 2019, granted, now 11,236,913.
Prior Publication US 2022/0154944 A1, May 19, 2022
Int. Cl. F24C 15/20 (2006.01); A61L 9/00 (2006.01); A61L 9/015 (2006.01); A61L 9/04 (2006.01); B01D 53/38 (2006.01); B01D 53/76 (2006.01)
CPC F24C 15/205 (2013.01) [A61L 9/015 (2013.01); A61L 9/046 (2013.01); B01D 53/38 (2013.01); B01D 53/76 (2013.01); F24C 15/2028 (2013.01); F24C 15/2035 (2013.01); A61L 2209/212 (2013.01); B01D 2258/0275 (2013.01)] 19 Claims
OG exemplary drawing
 
1. A cooking appliance ventilation system, comprising:
a ventilation duct comprising an inlet aperture configured to receive cooking exhaust;
a fan positioned within the ventilation duct and configured to pull the cooking exhaust through the inlet aperture and the ventilation duct;
an ozone source configured to introduce ozone into the ventilation duct upstream of the fan; and
one or more ozone mitigation components positioned within the ventilation duct downstream of the ozone source.