F - Mech Eng,Light,Heat,Weapons – 02 – K
Patent
F - Mech Eng,Light,Heat,Weapons
02
K
F02K 1/72 (2006.01) B64D 29/00 (2006.01) F02K 1/76 (2006.01)
Patent
CA 2700184
This actuator for an aircraft engine nacelle mobile structure (9) comprises a motor (1) intended to be mounted on a fixed part of the said nacelle, an endless screw (21) able to be turned by this motor (1), a slideway (5) intended to be connected to the said mobile structure (9) and comprising a nut (29) in mesh with the said endless screw, and a first ball end (15) allowing an angular offset between the axis of the said endless screw (21) and the said slideway (5). This actuator is notable in that it comprises a sleeve (19) able to accommodate the said screw (21) and extending with clearance inside the said slideway (5), the said nut (29) being mounted on that end of the said sleeve (19) that is closest to the said motor (1), and the said first ball end being interposed between the other end of the said sleeve (19) and the said slideway (5).
Cet actionneur pour structure mobile (9) de nacelle de moteur d'aéronef comprend un moteur (1) destiné à être monté sur une partie fixe de ladite nacelle, une vis sans fin (21) apte à être entraînée en rotation par ce moteur (1), un coulisseau (5) destiné à être relié à ladite structure mobile (9) et comportant un écrou (29) en prise avec ladite vis sans fin, et une première rotule (15) autorisant un écart angulaire entre l'axe de ladite vis sans fin (21) et ledit coulisseau (5). Cet actionneur est remarquable en ce qu'il comprend un fourreau (19) apte à recevoir ladite vis (21 ) et s'étendant avec un jeu à l'intérieur dudit coulisseau (5), ledit écrou (29) étant monté sur l'extrémité dudit fourreau (19) la plus proche dudit moteur (1), et ladite première rotule étant interposée entre l'autre extrémité dudit fourreau (19) et ledit coulisseau (5).
Baudu Pierre
Guenadou Christophe
Joret Jean-Philippe
Vauchel Guy
Aircelle
Norton Rose Or S.e.n.c.r.l. S.r.l./llp
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