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Technically, etymologically, this has to do specifically with maintenance of a certain distance between an object and a surface, rather than in the increasing of that distance. Its practical overlap with lift is quite preponderant, though not exclusive, and with the exceptions being of excellent per volume intrigue. As a search term, relative to francophone originals, it is extraordinarily handy. This wiki has 103 patents in category "Sustentation". Other techtypes related to Sustentation: Ascension, Buoyancy, CA 244/8, CA 244/9, Helicoplane, Lift, Rarefaction, Traction, USPC 244/8, USPC 244/9

Patents in category Sustentation

Enclosing categories Simple tech terms
Keywords Propulsion, Ascension, Lift, Aerial traction, Traction
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