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Kindler Georg: Passage means for passing pipes, cables and the like through walls. Vereinigte Flugtechnische Werke Gesellschaft mit beschrankter Haftung, February 16, 1971: US3564113 (21 worldwide citation)

A holding structure for holding and passing conduit means and conductors, especially pipes and electric cables, through a passage in a wall, which includes at least two holding sections having circumferential groove means for fitting a wall provided with passage means through which the conduit means ...


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Bock Gerhard, Riccius Rolf, Weitkamp Gunter, Wolf Bernhard: Retractable main carriage for vertically starting airplanes and airplanes starting on a short runway. Vereinigte Flugtechnische Werke Gesellschaft mit beschrankter Haftung Hunefeldstrasse, May 25, 1971: US3580531 (11 worldwide citation)

A retractable main landing gear located behind the center of gravity of the airplane and comprising an adjusting mechanism operable selectively to adjust the landing wheel from a front supporting position, in which the landing wheel is closer to the center of gravity of the airplane, to a rear suppo ...


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Schulze Carsten: Arrangement of the openings to loading compartments in vertical take off and landing air vehicles. Vereinigte Flugtechnische Werke Gesellschaft mit beschrankter Haftung, February 9, 1971: US3561704 (4 worldwide citation)

An airplane adapted to vertical take off and landing which includes a fuselage comprising cargo chamber means having opening means for loading cargo into and unloading cargo from said cargo chamber means, and means pivotally connected to said fuselage, said last mentioned means comprising lifting me ...


4
Riccius Rolf, Weitkamp Gunter: Apparatus for loading on an airplane goods to be dropped off or tilted out of the plane. Vereinigte Flugtechnische Werke Gesellschaft mit beschrankter Haftung, October 19, 1971: US3613498 (1 worldwide citation)

An apparatus for loading loads on an airplane which are releasable from the airplane when the latter is in flight, which includes frame means detachably arranged in a loading chamber in the fuselage of an airplane preferably within the region of the center of gravity of the airplane, while said fram ...


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