US 12,110,115 B2
Methods and apparatus to direct ventilation of vehicle occupants
Douglas D. Maben, Snohomish, WA (US)
Assigned to The Boeing Company, Arlington, VA (US)
Filed by The Boeing Company, Chicago, IL (US)
Filed on Jun. 15, 2021, as Appl. No. 17/348,429.
Claims priority of provisional application 63/041,604, filed on Jun. 19, 2020.
Prior Publication US 2021/0394909 A1, Dec. 23, 2021
Int. Cl. B64D 13/06 (2006.01); B64D 11/06 (2006.01); B64D 13/00 (2006.01)
CPC B64D 13/06 (2013.01) [B64D 11/06 (2013.01); B64D 2013/003 (2013.01); B64D 2013/0651 (2013.01)] 22 Claims
OG exemplary drawing
 
1. An apparatus comprising:
an air supply duct of a cabin of a vehicle;
a manifold fluidly coupled to the air supply duct, the manifold to extend below occupant seats of a same row of the cabin;
a tube fluidly coupled to the manifold, the tube having (i) an arcuate portion extending toward a front of one of the occupant seats and (ii) a straight portion configured to extend across a width of at least one of a mouth or a nose of a face of a respective occupant when the occupant occupies the occupant seat, the straight portion defining a nozzle area;
nozzles extending across the nozzle area of the tube, the nozzles defined by respective apertures arranged across the straight portion of the tube; and
a conduit to fluidly couple the manifold and the tube, the conduit extending from below the occupant seat to a rotational joint that rotatably couples the tube to the conduit, the rotational joint proximate a headrest of the occupant seat, the conduit external to a seat back of the occupant seat and pliable to adjust a position of the rotational joint and the tube.