B - Operations – Transporting – 64 – C
Patent
B - Operations, Transporting
64
C
B64C 11/38 (2006.01)
Patent
CA 2549748
The present invention relates to a system and method for providing pressurised oil during non-feathered in-flight shutdown conditions in a variable-pitch aircraft propeller engine (10). A secondary pumping means (31) provides pressurised oil substantially independent of an engine main oil circuit.
L'invention concerne un système et un procédé pour produire du carburant pressurisé lors de conditions d'arrêt en vol en position non rentrée dans des moteurs (10) à hélices d'un aéronef à inclinaison variable. Des moyens de pompage (31) secondaires fournissent du carburant pressurisé de manière sensiblement indépendante au circuit de carburant principal du moteur.
Norton Rose Or S.e.n.c.r.l. S.r.l./llp
Pratt & Whitney Canada Corp.
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