US PATENT SUBCLASS 446 / 37
.~.~ And means to rotate wing

Current as of: June, 1999
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446 /   HD   AMUSEMENT DEVICES: TOYS

34  DF  AERODYNAMICALLY SUPPORTED OR RETARDED {8}
36  DF  .~ Including rotary wing (e.g., helicopter, flying propeller, autogyro, etc.) {2}
37.~.~ And means to rotate wing {2}
38  DF  .~.~.~> Separable rotating means {3}
44  DF  .~.~.~> Including elastomeric actuator

DEFINITION

Classification: 446/37

And means to rotate wing:

(under subclass 36) Devices including means for revolving the airfoil about the axis to develop lift.

SEE OR SEARCH THIS CLASS, SUBCLASS:

248, and 259, for means to spin a top or other spinning toy.

SEE OR SEARCH CLASS

180, Motor Vehicles,

116+, for ground effect vehicles.

472, Amusement Devices, particularly

7+, for a powered toy type roundabout having an article, e.g., a helicopter, etc., supported by a tether as it is mechanically propelled along a circuitous path about a central pylon, tower, pole, pedestal, etc.