Device for assisting the operation of an aircraft door

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 9969482
SERIAL NO

14436594

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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A device according to the present invention comprises:

    a tubular body (2) and a first attachment means (6),a piston (30) provided with a rod (12) connected to a second attachment means (10), the piston (30) sliding inside the tubular body (2) and defining inside said body a working chamber filled with hydraulic fluid,an accumulator comprising a rigid shell (20) inside of which a separation means (40) is located, defining a compensation chamber (42) that is filled with hydraulic fluid and is in communication with the working chamber, and a chamber (47) filled with pressurized gas, the rigid shell (20) being a metal shell produced by means of welded assembly and the accumulator being made such as to obtain an entirely welded enclosure (47) containing the gas.

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Patent Owner(s)

  • RATIER-FIGEAC

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Bergonnier, Helene Figeac, FR 1 5
Delbos, Eric Lacapelle-Marival, FR 13 18
Prouzet, Bertrand Figeac, FR 17 30

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