Hybrid bridge for applying two sources without interaction to common load, all three being unbalanced and having common ground

Claim 1

A CIRCUIT ARRANGEMENT FOR FEEDING A COMMON LOAD FROM FIRST AND SECOND HIGH-FREQUENCY GENERATORS WHOSE OUTPUT VOLTAGES ARE OF THE SAME FREQUENCY AND BEAR A PREDETERMINED PHASE RELATIONSHIP TO EACH OTHER, SAID CIRCUIT ARRANGEMENT COMPRISING A FOUR-ARM BRIDGE HAVING FIRST AND SECOND POINTS LOCATED AT THE ENDS OF ONE BRIDGE DIAGONAL AND THIRD AND FOURTH POINTS LOCATED AT THE ENDS OF THE OTHER BRIDGE DIAGONAL, (A) SAID FIRST POINT BEING CONNECTED WITH (1) ONE OUTPUT TERMINAL OF SAID FIRST GENERATOR, (2) ONE TERMINAL OF A LOAD RESISTANCE LYING IN ONE OF THE TWO BRIDGE ARMS TERMINATING AT SAID FIRST POINT, (3) ONE TERMINAL OF A LOAD COMPENSATING RESISTANCE EQUAL TO SAID LOAD RESISTANCE AND LYING IN THE OTHER BRIDGE ARM TERMINATING AT SAID FIRST POINT, AND (4) GROUND; (B) SAID SECOND POINT BEING CONNECTED WITH (1) THE OTHER OUTPUT TERMINAL OF SAID FIRST GENATOR, (2) ONE TERMINAL OF A FIRST IMPEDANCE LYING IN ONE OF THE TWO BRIDGE ARMS TERMINATING AT SAID SECOND POINT, AND (3) A SECOND IMPEDANCE LYING IN THE OTHER OF THE TWO BRIDGE ARMS TERMINATING AT SAID SECOND POINT; (C) SAID THIRD POINT BEING CONNECTED WITH (1) THE OTHER TERMINAL OF SAID COMPENSATING RESISTANCE, AND (2) THE OTHER TERMINAL OF SAID FIRST IMPEDANCE; (D) SAID FOURTH POINT BEING CONNECTED WITH (1) THE OTHER TERMINAL OF SAID LOAD RESISTANCE, AND (2) THE OTHER TERMINAL OF SAID SECOND IMPEDANCE; (E) FIRST AND SECOND REACTANCE MEANS CONNECTED ACROSS SAID RESISTANCES, RESPECTIVELY;