US PATENT SUBCLASS 417 / 410.2
.~.~ Having piezoelectric driven blade

Current as of: June, 1999
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417 /   HD   PUMPS

321  DF  MOTOR DRIVEN {32}
410.1  DF  .~ Electric or magnetic motor {10}
410.2.~.~ Having piezoelectric driven blade

DEFINITION

Classification: 417/410.2

Having piezoelectric driven blade:

(under subclass 410.1) Apparatus wherein a pumping member includes a flat and thin, flexible member which is motivated to provide the pumping action by attaching to the flexible

member a crystalline substance, and a mechanical stress is produced by subjecting the crystalline substance to an electrical voltage.

(1) Note. The blade for this subclass is cantilevered.

SEE OR SEARCH THIS CLASS, SUBCLASS:

413.2, for piezoelectric driven diaphragm.