US PATENT SUBCLASS 361 / 261
.~.~ With mechanical arrangement for spark electrode make-break

Current as of: June, 1999
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361 /   HD   ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES

247  DF  IGNITING SYSTEMS {3}
253  DF  .~ For electric spark ignition {7}
261.~.~ With mechanical arrangement for spark electrode make-break

DEFINITION

Classification: 361/261

With mechanical arrangement for spark-electrode make-break:

(under subclass 253) Subject matter including spark electrodes which are part of a mechanism which can be mechanically actuated to cause the electrodes to move into and out of contact with each other thereby producing a spark.

SEE OR SEARCH CLASS

313, Electric Lamp and Discharge Devices,

146+, for discharge devices having moveable electrodes.