US PATENT SUBCLASS 239 / 102.2
.~ By electric transducer (e.g., piezoelectric crystal)

Current as of: June, 1999
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239 /   HD   FLUID SPRINKLING, SPRAYING, AND DIFFUSING

102.1  DF  WITH MEANS TO VIBRATE OR JIGGLE DISCHARGE {1}
102.2.~ By electric transducer (e.g., piezoelectric crystal)

DEFINITION

Classification: 239/102.2

By electric transducer (e.g., piezoelectric crystal):

(under subclass 102.1) Apparatus wherein the motor means is a device which converts electrical energy into mechanical oscillations or vibrations.

SEE OR SEARCH THIS CLASS, SUBCLASS:

263.1, for a distributor driven by an electric motor which continuously moves relative to its support during spraying.

SEE OR SEARCH CLASS

310, Electrical Generator or Motor Structure,

26, for a means producing motion by a magnetostrictive element.

340, Communications: Electrical,

10, and 11 for an underwater compressional wave caused by a vibration transducer of the piezoelectric or magnetostrictive type, respectively.