Current transformer having fluid carry passages in high voltage conductor

Claim 1

A HIGH VOLTAGE CURRENT TRANSFORMER COMPRISING A HIGH VOLTAGE WINDING SECTION, A HIGH VOLTAGE LEAD ASSEMBLY CONNECTED TO SAID HIGH VOLTAGE WINDING SECTION, A LOW VOLTAGE WINDING SECTION, A MAGNETIC CORE, SAID HIGH AND LOW VOLTAGE WINDING SECTIONS BEING DISPOSED IN INDUCTIVE RELATION WITH SAID MAGNETIC CORE TO FORM A WINDING-CORE ASSEMBLY, A HOUSING COMPRISING A TANK AND BUSHING ASSEMBLY, SAID WINDING-CORE ASSEMBLY BEING DISPOSED WITHIN SAID HOUSING, DIELECTRIC FLUID MEANS DISPOSED WITHIN SAID HOUSING, SAID HIGH VOLTAGE LEAD ASSEMBLY INCLUDING INNER AND OUTER CONCENTRICALLY DISPOSED TUBULAR ELECTRICALLY CONDUCTIVE MEMBERS, SAID INNER TUBULAR ELECTRICALLY CONDUCTIVE MEMBER EXTENDING PAST THE OUTER TUBULR ELECTRICALLY CONDUCTIVE MEMBER, AT LEAST AT THE ENDS WHICH ARE CONNECTED TO SAID HIGH VOLTAGE WINDING SECTION, THE INSIDE DIAMETER OF THE OUTER TUBULAR CONDUCTIVE MEMBER EXCEEDING THE OUTSIDE DIAMETER OF THE INNER TUBULAR CONDUCTIVE MEMBER TO PROVIDE A FIRST SPACE FOR SAID DIELECTRIC FLUID MEANS, THE INSIDE DIAMETER OF SAID INNER TUBULAR CONDUCTIVE MEMBER PROVIDING A SECOND SPACE FOR SAID DIELECTRIC FLUID MEANS, SAID HIGH VOLTAGE WINDING SECTION HAVING FIRST AND SECOND ENDS AND AT LEAST ONE OPENING THEREIN WHICH EXTENDED BETWEEN ITS ENDS, THE FIRST END OF SAID HIGH VOLTAGE WINDING SECTION BEING ELECTRICALLY CONNECTED TO THE OUTER TUBULAR CONDUCTIVE MEMBER, WITH THE AT LEAST ONE OPENING IN SAID HIGH VOLTAGE WINDING SECTION BEING IN COMMUNICATION WITH THE FIRST SPACE FOR SAID DIELECTRIC FLUID, THE SECOND END OF SAID HIGH VOLTAGE WINDING SECTION BEING ELECTRICALLY CONNECTED TO THE INNER TUBULAR CONDUCTIVE MEMBER, WITH THE AT LEAST ONE OPENING IN SAID HIGH VOLTAGE WINDING SECTION BEING IN COMMUNICATION WITH THE SECOND SPACE FOR SAID DIELECTRIC FLUID, SAID TRANSFORMER BEING COOLED BY CIRCULATION OF SAID DIELECTRIC FLUID THROUGH THE AT LEAST ONE OPENING IN SAID HIGH VOLTAGE WINDING SECTION AND THROUGH THE FIRST AND SECOND SPACES FOR SAID DIELECTRIC FLUID IN SAID HIGH VOLTAGE LEAD ASSEMBLY.