US PATENT SUBCLASS 315 / 128
.~.~ Plural switch operating means


Current as of: June, 1999
Click HD for Main Headings
Click for All Classes

Internet Version by PATENTEC © 1999      Terms of Use



315 /   HD   ELECTRIC LAMP AND DISCHARGE DEVICES: SYSTEMS

119  DF  WITH AUTOMATIC SHUNT AND/OR CUTOUT {6}
127  DF  .~ Supply circuit current and/or potential actuated switch {1}
128.~.~ Plural switch operating means


DEFINITION

Classification: 315/128

(under subclass 127) Systems wherein the electrical switch is provided with a plurality of operating means.

(1) Note. The switch may be provided with two or more electromagnet coils, or may be a combined thermostatic and electromagnet switch or be provided with any other kind of plural operating means.

(2) Note. The switch may be arranged so that either of the switch operating means may actuate the switch, or the switch may be arranged so that the switch will be actuated only when both of the actuating means are at a predetermined condition, or the switch may be arranged so that one of the means furnishes a biasing force against or for actuation, the other switch operating means completing the actuation of the switch.

SEE OR SEARCH CLASS

335, Electricity: Magnetically Operated Switches, Magnets, and Electromagnets,

177+, for electromagnetically operated switches having plural operating magnet means and subclass 266 for electromagnets with armature utilizing plural coils or magnets.