Month in the Patent Office

An aircraft alighting‐gear in which nose and main ling elements 11, 12 are disposed on opposite of the centre of gravity of the aircraft so during alighting' the tail structure is maintained clear of the ground, the nose landing ent is retractable and may be positively ted in a plurality of positions in order that the n, the wheels 11, 12 are retractable on folding e.g., struts 15. The struts 15 are foldable pendently of each other and the wheel 11 is operative when retracted. The shock‐absorber include relatively telescoping parts 35, 39 ected by links 40. The part 35 carries a on 36 and the part 39 is divided by a partition A piston 42 moves in the space above the tion and the part 39 is movable, under fluid ure, about the piston to vary the position of wheel 33.