US PATENT SUBCLASS 310 / 323.14
.~.~.~.~.~.~.~ Roller or ball element

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}
321  DF  .~.~ Combined with resonant structure {4}
323.01  DF  .~.~.~ Direct mechanical coupling {5}
323.02  DF  .~.~.~.~ Motor producing continual motion {3}
323.12  DF  .~.~.~.~.~ Langevin or pencil type motor {1}
323.13  DF  .~.~.~.~.~.~ Output member detail {2}
323.14.~.~.~.~.~.~.~ Roller or ball element

DEFINITION

Classification: 310/323.14

Roller or ball elements:

(under subclass 323.13) Subject matter wherein the output member has a structure employing either cylindrical or spherical shaped members.