US PATENT SUBCLASS 310 / 356
.~.~.~.~.~ 90 degrees to major surface and margin clamped 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}
354  DF  .~.~.~ Clamped {1}
355  DF  .~.~.~.~ Spring bias {1}
356.~.~.~.~.~ 90 degrees to major surface and margin clamped only

DEFINITION

Classification: 310/356

90 degrees to major surface and margin clamped only:

(under subclass 355) Subject matter wherein the clamping force is applied in a direction perpendicular to the major surfaces, and the crystal surface is in physical contact with its support structure only along the outer, peripheral edge of the major surfaces or portion thereof.