Measuring and testing – Vehicle chassis – Steering
Patent
1991-01-18
1993-02-02
Raevis, Robert
Measuring and testing
Vehicle chassis
Steering
G01M 1500
Patent
active
051829444
ABSTRACT:
A system for testing the icing build-up of helicopter engines during flight, the system being self-contained on the helicopter and comprising: sources of air and water under pressure connected to a spray rig mounted externally of the aircraft and upstream from its engines air inlets to spray a mixture of air and water toward the engines air inlets. The spray rig has an adjustable outer housing being open at its front and rear for allowing and controlling ambient air flow therethrough and toward the engine air inlet and a plurality of spray nozzles mounted on a distribution tree positioned in the housing and connected to the sources of air and water.
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patent: 4799390 (1989-01-01), Kimura
patent: 4833660 (1989-05-01), Deom
Bode George A.
Raevis Robert
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