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Diamond John A, Sylvester Amedeo A, Carver Fred F: Apparatus for simulating aircraft control loading. The Singer Company, Kesterson James C, Rothenberg Jeffrey, September 9, 1975: US3903614 (221 worldwide citation)

An electro-mechanical system for providing an opposing force to movement of a simulated control member in a grounded flight trainer. The invention utilizes an electric motor connected to the control member by a flexible element which, in the disclosed embodiment, comprises a continuous cable with a ...


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