US PATENT SUBCLASS 334 / 81
.~ Rectilinearly sliding plates

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334 /   HD   TUNERS

78  DF  VARIABLE CAPACITOR TUNED {6}
81.~ Rectilinearly sliding plates

DEFINITION

Classification: 334/81

(under subclass 78) Subject matter wherein the variable capacitor is of the sliding plate type which variably interleaves in a rectilinear manner.

SEE OR SEARCH THIS CLASS, SUBCLASS:

73, for variable inductor tuners which have a capacitor type contact which usually moves rectilinearly along a coil winding.

SEE OR SEARCH CLASS

361, Electricity: Electrical Systems and Devices,

296, for capacitors of the rectilinearly slidable plate type.