US PATENT SUBCLASS 114 / 281
.~.~.~ Steerable foil

Current as of: June, 1999
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114 /   HD   SHIPS

271  DF  HULL OR HULL ADJUNCT EMPLOYING FLUID DYNAMIC FORCES TO DERIVE A LIFT OR ALTER TRIM, E.G., PLANING HULLS {7}
274  DF  .~ Having hydrofoil {4}
280  DF  .~.~ Having means to tilt or reposition foil or foil adjunct {2}
281.~.~.~ Steerable foil

DEFINITION

Classification: 114/281

(under subclass 280) Device wherein the direction in which the vessel moves can be altered by turning or otherwise repositioning the foil.