US PATENT SUBCLASS 114 / 277
.~.~.~ Having liquid pressure sensor

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}
275  DF  .~.~ With control means responsive to sensed condition {2}
277.~.~.~ Having liquid pressure sensor

DEFINITION

Classification: 114/277

(under subclass 275) Device wherein the control signal generating means responds to variations in the force per unit area of the water with which the vessel coacts and through which it moves.