US PATENT SUBCLASS 324 / 164
.~.~ Eddy current generator type (e.g., tachometer)


Current as of: June, 1999
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324 /   HD   ELECTRICITY: MEASURING AND TESTING

160  DF  ELECTRICAL SPEED MEASURING {7}
163  DF  .~ Including speed analog electrical signal generator {2}
164.~.~ Eddy current generator type (e.g., tachometer)


DEFINITION

Classification: 324/164

(under subclass 163) Subject matter in which the electrical generator includes a conductive, nonferromagnetic armature whose movement is representative of the speed being measured, means to induce an electric current in said armature and means responsive to the current to indicate the speed of the armature.

SEE OR SEARCH CLASS

310, Electrical Generator or Motor Structure,

171, for induction generator structure.

322, Electricity: Single Generator Systems,

47, for induction generator systems.