发明公开
EP2246253A3 Landing gear 有权
机箱的飞机

Landing gear
摘要:
A semi-levered landing gear for an aircraft comprising:
a main shock absorber strut (1) with upper and lower telescoping portions, with the upper portion connectable to the airframe;
a bogie beam (4) to extend fore and aft of the aircraft fuselage with at least one forward axle and one aft axle for respective forward and aft wheels (7, 7') and a main pivot between the forward and aft axle pivotally connected to the lower portion of the main shock absorber strut;
and an auxiliary actuator mechanism comprising a lever (81) pivotally connected to the upper portion of the main shock absorber strut so as to pivot between a predetermined upper position for take-off, and a lower position, a spring unit (80) pivotally connected at an upper end to the lever and at a lower end to the bogie at an auxiliary pivot forward of the main pivot, and a control linkage (83) connected between the lever and the upper portion of the main shock absorber strut to define said upper predetermined position of the lever, the control linkage being connectable to an anchor point that moves relative to the upper portion of the main shock absorber strut during stowing, whereby the control linkage is operated by initial stowing movement of the stowing mechanism to lower the lever from said upper position to a stowing position.
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