Patent ID: 9527594
Filing Date: 2016-12-27
CPC Classification: B64D,Y02T

Claim Text:
1. An apparatus for use with an aircraft air conditioning machine to provide conditioned air to an aircraft cabin, the apparatus comprising: a recirculation air mixer to mix recirculation air and cold air from a turbine in the air conditioning machine as mixed air, the recirculation air mixer including a cold inlet, an annulus disposed around a plenum, a recirculation air inlet connected to the annulus, and a plurality of injectors for injecting the recirculation air at least radially from the annulus into the plenum; and a condenser connected to the recirculation air mixer, the condenser including an inlet to receive air from a heat exchanger, a chamber where air from the plenum of the recirculation air mixer enters to condense the air received through the inlet from the heat exchanger, an outlet for transferring the condensed air to the turbine, and an outlet for transferring conditioned air to the aircraft cabin; wherein the plenum comprises four walls, each wall including a surface tapered outwardly from the cold inlet, the tapered surfaces defining a fluid mixing space in the plenum having a rectangular shaped opening connected to the chamber of the condenser; the plurality of injectors comprises at least four injectors, with at least one injector formed through each tapered surface of the plenum; and at least one of the plurality of injectors is teardrop shaped.