CPC B64C 27/18 (2013.01) | 19 Claims |
1. A rotating wing aircraft comprising: at least one rotor blade; a primary gas-flow production means for providing a flow of gas in an internal passage of the at least one rotor blade; and a reserve gas-flow production means for providing a flow of gas in the internal passage of the at least one rotor blade wherein the reserve gas-flow production means comprises a gas outlet means for providing a flow of gas out of the reserve gas-flow production means, wherein the gas outlet means is adapted to deliver a pulsed flow of gas out of the reserve gas-flow production means.
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