Windshield defroster system for the Bell Helicopter Textron, Inc., model 206 helicopter and military derivatives
OwnerNorman F. Steiner, James R. Steinerinventors
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Abstract
A helicopter windshield defogger and/or deicer system is discussed which is connectable with a high pressure, high temperature air supply from the compression stage of a helicopter turbine engine. The system utilizes a coanda ejector type nozzle to mix and distribute high temperature bleed air and aspirated cabin air to a dispersal shroud fixed adjacent to the helicopter windshield.
Claims2
A helicopter windshield defogger and/or de-icer system connectable with a high pressure, high temperature air supply from the compression stage of a helicopter turbine engine, said system comprising a connecting line from said high pressure, high temperature air supply to a Coanda Ejector nozzle positioned adjacent to the helicopter windshield, said Coanda Ejector nozzle having means to distribute a mixture of high temperature air and aspirated cabin air to a position adjacent to the helicopter windshield to promote defrosting and/or de-icing of said windshield.
Dependencies are inferred from the claim text.