US PATENT SUBCLASS 446 / 260
.~.~.~ Spring impeller

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

236  DF  ROTATING OR HAVING VISIBLE ROTATING PORTION (E.G., SPINNING OR WHIRLING, NOT ROLLING) {12}
256  DF  .~ Top {4}
259  DF  .~.~ And means for spinning {2}
260.~.~.~ Spring impeller

DEFINITION

Classification: 446/260

Spring impeller:

(under subclass 259) Device wherein the discrete torque-applying means comprises an elastically deformable member which is deformed to store energy and then released to spin the rotatable part.

SEE OR SEARCH THIS CLASS, SUBCLASS:

39, for a spring impeller for a rotary wing toy.