US 12,257,939 B2
Headrest ventilation systems and methods for seating assemblies
David R. Space, Everett, WA (US); James A. Fullerton, Bothell, WA (US); Timothy J. Arnaud, Everett, WA (US); Jon Burton Shaw, Everett, WA (US); Stephen M. Trent, Everett, WA (US); Ty A. Larsen, Everett, WA (US); and Myriam Khalil, Chicago, IL (US)
Assigned to The Boeing Company, Chicago, IL (US)
Filed by THE BOEING COMPANY, Chicago, IL (US)
Filed on Aug. 18, 2021, as Appl. No. 17/405,359.
Claims priority of provisional application 63/094,370, filed on Oct. 21, 2020.
Prior Publication US 2022/0118899 A1, Apr. 21, 2022
Int. Cl. B60N 2/879 (2018.01); A61L 9/20 (2006.01); B60N 2/56 (2006.01)
CPC B60N 2/879 (2018.02) [A61L 9/20 (2013.01); B60N 2/5635 (2013.01); B60N 2/565 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A headrest ventilation assembly configured to secure to a headrest of a seat assembly, the headrest ventilation assembly comprising:
a housing configured to removably mount onto or over the headrest, wherein the housing is selectively mountable onto or over the headrest;
an air conduit within the housing, the air conduit including one or more air inlets and one or more air outlets;
an air filter disposed within the air conduit between the one or more air inlets and the one or more air outlets, wherein the air filter is configured to remove contaminants from air that is drawn into the air conduit before being delivered out of the one or more air outlets;
a covering drape that fits over at least a portion of the headrest;
wherein the air conduit includes a plenum coupled to the covering drape, wherein the plenum fits over at least a portion of the headrest;
wherein the air conduit includes an expandable bellows coupled to the plenum, wherein the expandable bellows fits over at least a portion of the headrest, and wherein the expandable bellows is selectively lengthened or shortened to provide a desired fit; and
an adjustment member disposed on a back of the headrest, wherein the adjustment member allows the headrest ventilation assembly to be adapted to a size and shape of the headrest.