Circuit interrupters with pressurized interrupting assemblage and synchronized disconnecting means

Claim 1

A CIRCUIT INTERRUPTER INCLUDING MEANS DEFINING A TANK, A PAIR OF TERMINAL BUSHINGS EXTENDING INTERIORLY OF SAID TANK, A SUPPORTING MEANS MOUNTED WITHIN SAID TANK, A PRESSURIZED INTERRUPTING ASSEMBLAGE INCLUDING AT LEAST ONE ARC-EXTINGUISHING UNIT DISPOSED WITHIN SAID TANK, SAID SUPPORTING MEANS AND ONE OF SAID TERMINAL BUSHINGS AT LEAST PARTIALLY SUPPORTING SAID INTERRUPTING ASSEMBLAGE, CONTACT MEANS ASSOCIATED WITH SAID ONE UNIT, MEANS INCLUDINF THE PRESSURE STORED BY THE PRESSURIZED ASSEMBLAGE TO EFFECT OPENING OF SAID CONTACT MEANS, OPERATING MEANS, SAID OPERATING MEANS MECHANICALLY MAINTAINING SAID CONTACT MEANS CLOSED IN THE CLOSED-CURCUIT POSITION OF THE INTERRUPTER AGAINST THE OPENING BIASING FORCE EXERTED BY SAID STORED HIGH PRESSURE, MEANS FOR RELEASING SAID OPERATING MEANS DURING THE OPENING OPERATION, WHEREBY THE STORED HIGH PRESSURE WILL EFFECT OPENING OF SAID CONTACT MEANS, AND DISCONNECTING MEANS ELECTRICALLY CONNECTED IN SERIES WITH SAID CONTACT MEANS ASSOCIATED WITH THE OTHER OF THE TWO TERMINAL BUSHINGS AND WITH THE SUPPORTINGMEANS END OF THE ASSEMBLAGE.