HYDRAULIC VALVE

Abstract: an integrated three function valve (itfv) for an actuator of a flight control surface. the itfv includes: an inner spool configured to be actuated in a first direction and a second direction responsive to a pressure differential acting across the inner spool; and an intermediate spool configured to be actuated in the first direction and second direction between an active position and a bypass position. the inner spool is located within the intermediate spool.

Inventor(s): Andrea MORNACCHI, Dario MOLINELLI, Dario SAVINO, Enrico QUAGLIA, Federico ROMBOLA'

CPC Classification: B64C13/42 (AEROPLANES; HELICOPTERS)

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