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Patent Searching and Data


Title:
DEVICE FOR ASSISTING THE OPERATION OF AN AIRCRAFT DOOR
Document Type and Number:
WIPO Patent Application WO/2014/060705
Kind Code:
A3
Abstract:
The present invention relates to a device which 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 pressurised 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.

Inventors:
PROUZET BERTRAND (FR)
BERGONNIER HÉLÈNE (FR)
DELBOS ERIC (FR)
Application Number:
PCT/FR2013/052485
Publication Date:
July 10, 2014
Filing Date:
October 17, 2013
Export Citation:
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Assignee:
RATIER FIGEAC SOC (FR)
International Classes:
F16F9/06; B64C1/14; F15B1/10
Foreign References:
DE29702927U11997-05-22
DE102007036487A12009-02-05
GB489618A1938-07-28
US20060180418A12006-08-17
Attorney, Agent or Firm:
HARTMANN, Jean-Luc et al. (SCParc technologique du Canal,9 avenue de l'Europ, BP 72253 Ramonville-Saint-Agne, FR)
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