Electrical rotating machines

Claim 1

IN A METHOD OF FORMING A DISC-SHAPED ROTOR FOR AN ELECTRIC MACHINE, THE STEPS OF, FORMING TWO IDENTICAL SETS OF HALF-TURN CONDUCTORS, EACH SET COMPRISING A PLURALITY OF CONDUCTORS ARRANGED IN A FLAT ANNULAR ARRAY ABOUT A COMMON AXIS, SAID CONDUCTORS BEING SUPPORTED FROM AT LEAST ONE RING MEMBER ATTACHED TO THE ENDS OF THE CONDUCTORS AT ONE PERIPHERY OF SAID ARRAY, THE END PORTIONS OF SAID CONDUCTORS WHICH ARE CONNECTED TO SAID RING BEING ARRANGED AT AN ACUTE ANGLE WITH RESPECTED TO SAID SUPPORTING RING, MOUNTING SAID TWO SETS OF HALF-TURN CONDUCTORS ON A COMMON AXIS AND IN SPACED PARALLEL RELATION, CONNECTING THE ENDS OF THE CONDUCTORS OF ONE ARRAY TO THE ENDS OF THE CONDUCTORS OF THE OTHER ARRAY TO FORM AN ANNULAR WINDING, REMOVING THE BRIDGING CONNECTIONS, MOLDING A UNITARY CORE OF SETTABLE DIELECTRIC MATERIAL WITHIN THE ANNULAR SPACE BETWEEN SAID TWO ARRAYS OF CONDUCTORS AND WITHIN THE SPACES BETWEEN THE CONDUCTORS OF EACH ARRAY,WHEREBY SAID DIELECTRIC MATERIAL, UPON SETTING, FORMS A RIGID SUPPORT OF ANNULAR FORM WITH THE CONDUCTORS OF SAID TWO ARRAYS EMBEDDED IN OPPOSITE FACES THEREOF.