Door actuator comprising means for setting to atmospheric pressure in a rapid manner at the end of opening the door

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 9273704
APP PUB NO 20130145928A1
SERIAL NO

13707124

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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An aircraft door actuator, including:

    a pneumatic cylinder for the opening of the door including a chamber into which a pressurized gas is injected via a first port,means for supplying the chamber of the cylinder with pressurized gas, via a supply pipe and said first port,means for setting the chamber to atmospheric pressure when the piston is in the position for opening the door, so as to allow said door to be moved into the closing position, including: a pressurized gas exhaust pipea gate-valvemeans for guiding the opening of the gate-valve via the pressurized fluid located in the chamber when the door is in the opening position, so as to open the exhaust pipe in order to set said chamber of the cylinder to atmospheric pressure in a rapid manner once the door is open.

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Patent Owner(s)

  • RATIER FIGEAC

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Bergonnier, Hélène Figeac, FR 4 6
Delbos, Eric Lacapelle-Marival, FR 13 18

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