Vibrating pneumatic deicing system

Details Vibrating pneumatic deicing system Vibrating pneumatic deicing system

1994-10-13

1996-10-08

Kashnikow, Andres

Aeronautics and astronautics

Aircraft structure

Ice prevention

244134A, B64D 1500

Patent

active

055622658

ABSTRACT:
A pneumatic deicing system includes a deicer assembly comprised of an outer layer having a low modulus of elasticity, an inner ply, and a plurality of inflatable members provided therebetween. The deicer assembly is disposed directly on top of and bonded to an airfoil. The inflatable members are inflated with an inflation apparatus that inflates in an inflation pattern comprised of a sequence of high frequency pressure pulses superimposed on a low frequency inflation pressure wave.

REFERENCES:
patent: 4561613 (1985-12-01), Weisend
patent: 4747575 (1988-05-01), Putt et al.
patent: 4865291 (1989-09-01), Briscoe et al.
patent: 5098037 (1992-03-01), Leffel et al.
patent: 5271598 (1993-12-01), Hohenshil et al.
patent: 5275362 (1994-01-01), Weisend, Jr. et al.
patent: 5393014 (1995-02-01), Weisend, Jr. et al.

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