US PATENT SUBCLASS 441 / 77
.~.~ Having pivoted traction flap

Current as of: June, 1999
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441 /   HD   BUOYS, RAFTS, AND AQUATIC DEVICES

65  DF  WATER SKIMMING OR WALKING DEVICE {7}
76  DF  .~ Water walking device (e.g., water shoes) {2}
77.~.~ Having pivoted traction flap

DEFINITION

Classification: 441/77

Having pivoted traction flap:

(under subclass 76) Device wherein an element is provided having a fulcrum point which allows the element to move in

and out of a working position in order to increase the traction of the buoyant member.