Apparatus for electrolytically tuning an end wire fixture

Claim 1

MEANS FOR ELECTROLYTICALLY TUNING AN END WIRE FIXTURE COMPRISING, A BASE PLATE, A FIRST UPRIGHT MOUNTED ON SAID BASE PLATE, A FIRST HOLDING BRACKET ATTACHED TO SAID FIRST UPRIGHT, A CONTAINER HAVING AN OPEN TOP SUPPORTED BY SAID FIRST BRACKET, A U TUBE CONNECTED AT ONE END TO THE BOTTOM OF SAID CONTAINER AND COMMUNICATING THEREWITH, THE OTHER END EXTENDING SUBSTANTIALLY TO THE TOP OF THE CONTAINER AND OUTSIDE THEREOF, SAID CONTAINER AND SAID U TUBE ADAPTED TO CONTAIN A LIQUID ELECTROLYTE, A SECOND BRACKET SUPPORTED ON SAID FIRST UPRIGHT, A PLUNGER THREADEDLY RECEIVED THROUGH SAID SECOND BRACKET AND EXTENDING INTO SAID CONTAINER, A SECOND UPRIGHT MEMBER MOUNTED ON SAID BASE PLATE, A THIRD BRACKET SUPPORTED ON SAID SECOND UPRIGHT MEMBER ADAPTED TO SUPPORT A FILTER ASSEMBLY WITH AN END WIRE EXTENDING INTO THE CONFINES OF SAID U TUBE AT SAID OTHER END, MEANS FOR APPLYING A DIRECT CURRENT POTENTIAL BETWEEN SAID END WIRE AND SAID ELECTROLYTE SO AS TO CAUSE ELECTROLYTIC ACTION ON SAID END WIRE, A DRIVING COIL MOUNTED ADJACENT SAID OTHER END OF SAID U TUBE, A VARIABLE FREQUENCY OSCILLATOR CONNECTED TO SAID DRIVING COIL, A PICKUP COIL MOUNTED ADJACENT SAID OTHER END OF SAID U TUBE, AND AN INDICATING MEANS ATTACHED TO SAID PICK-UP COIL TO INDICATE THE RESONANT FREQUENCY OF SAID FILTER ASSEMBLY.