A wing arrangement for an aircraft is described comprising a wing (5) having a base section (5) and a tip section (13), the base section (7) having a first end portion (9) and a second end portion (11), the tip section (13) having a third end portion (15) and a fourth end portion (17), wherein the second end portion (11) and the third end portion (15) are coupled with each other so that the tip section (13) is pivotable with respect to the base section (7) about a pivot axis (19, 19'), and an actuating arrangement having an actuator (21) which is coupled to the base section (7) and the tip section (13) and which is operable to effect a pivotal movement of the tip section (13) relative to the base section (7) between a stowed position and a deployed position, wherein the actuator (21) has a rotatable actuator input shaft (37), a differential gearbox (61) having a rotatable output shaft (63), a first rotatable input shaft (65) and a second rotatable input shaft (67), wherein the first input shaft (65) of the differential gearbox (61) is coupled to the output shaft of the first motor (69) and the second input shaft (67) of the differential gearbox (61) is coupled to the output shaft of the second motor (73) and wherein the output shaft (63) of the differential gearbox (61) is coupled to the actuator input shaft (37).
FOLDABLE WING AND ACTUATING ARRANGEMENT
KLAPPBARER FLÜGEL UND BETÄTIGUNGSANORDNUNG
AILE PLIABLE ET DISPOSITIF D'ACTIONNEMENT
2019-05-22
Patent
Electronic Resource
English
ACTUATING SYSTEM FOR ACTUATING A FOLDABLE WING TIP PORTION OF A WING FOR AN AIRCRAFT
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