US PATENT SUBCLASS 310 / 352
.~.~.~.~ Point contact on major surfce only

Current as of: June, 1999
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310 /   HD   ELECTRICAL GENERATOR OR MOTOR STRUCTURE

300  DF  NON-DYNAMOELECTRIC {4}
311  DF  .~ Piezoelectric elements and devices {17}
348  DF  .~.~ With mounting or support means {3}
351  DF  .~.~.~ Suspended by thin member {2}
352.~.~.~.~ Point contact on major surfce only

DEFINITION

Classification: 310/352

Point contact on major surface only:

(under subclass 351) Subject matter wherein the suspension

member contacts the piezoelectric element only on a major surface or surfaces, and the area of contact is small relative to the total area of the major surface.