US 11,719,463 B2
Film door belt fluid flow control system
Keniel Brown, Ferndale, MI (US); Adam Gilley, Detroit, MI (US); and Preston Moore, Farmington Hills, MI (US)
Assigned to DENSO International America, Inc., Southfield, MI (US)
Filed by DENSO International America, Inc., Southfield, MI (US)
Filed on Aug. 24, 2020, as Appl. No. 17/1,272.
Prior Publication US 2022/0057106 A1, Feb. 24, 2022
Int. Cl. F24F 13/14 (2006.01); F24F 110/00 (2018.01); F24F 140/40 (2018.01); F24F 11/00 (2018.01); B60H 1/00 (2006.01)
CPC F24F 13/1413 (2013.01) [F24F 13/1426 (2013.01); B60H 2001/00728 (2013.01); F24F 2011/0002 (2013.01); F24F 2013/1433 (2013.01); F24F 2110/00 (2018.01); F24F 2140/40 (2018.01)] 18 Claims
OG exemplary drawing
 
1. A Fluid Flow Control System (FFCS) door assembly comprising:
a continuous belt; and
a plurality of rollers supporting the continuous belt and defining a first segment, a second segment, a third segment, and a fourth segment;
wherein:
the continuous belt includes a plurality of openings that selectively allow fluid flow to pass through the first segment, the second segment, the third segment, and the fourth segment when two openings of the plurality of openings align with the first segment, the second segment, the third segment, or the fourth segment;
the first segment aligns with a fresh air channel and a first output channel; and
the third segment aligns with a first recirculation air channel and a second output channel.