USPC 244/49

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Enclosing categories USPC 244/46
Keywords Foldable wings
Start year
End year

USPC 244/49 is for folding airfoils. This patent subclass is for "Sustaining airfoils arranged so that they may be folded up, perhaps to take less space in storage of the aircraft.[1]

  • Airfoils which are folded or otherwise reduced in area during flight in order to vary their sustaining effect, are found in USPC 244/218.[1]
  • Designs enabling a portion of the airfoil to be detached are in USPC 244/124.[1]


{{USPC 244/34 tree}] Other techtypes related to USPC 244/49: USPC 244/218

Patents in category USPC 244/49