US PATENT SUBCLASS 331 / 156
.~ Vibrating reed or string type (e.g., tuning fork)


Current as of: June, 1999
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331 /   HD   OSCILLATORS

154  DF  ELECTROMECHANICAL RESONATOR {4}
156.~ Vibrating reed or string type (e.g., tuning fork)


DEFINITION

Classification: 331/156

(under subclass 154) Oscillators wherein the resonator consists of an elongated member which vibrates transversely to its longitudinal dimension relative to a fixed point or points of support.

SEE OR SEARCH CLASS

310, Electrical Generator or Motor Structure,

25, for the structure of vibrating reed type electric motors.