Liquid-cooled rotor for a dynamoelectric machine

Claim 1

IN A ROTOR FOR A DYNAMOELECTRIC MACHINE HAVING SPINDLE PORTIONS AND A CENTRAL BODY PORTION DEFINING A PLURALITY OF CIRCUMFERENTIALLY SPACED WINDING SLOTS AND INCLUDING A PLURALITY OF SERIALLY CONNECTED CONDUCTORS DISPOSED IN RADIALLY STACKED RELATIONSHIP IN SAID WINDING SLOTS AND EXTENDING BEYOND THE ROTOR BODY AS END TURNS, SAID CONDUCTORS DEFINING INTERNAL COOLING CONDUITS THEREIN, THE COMBINATION OF MANIFOLD MEANS DEFINING A LIQUID COOLANT RESERVOIR DISPOSED BELOW THE RADIALLY INNERMOST CONDUCTOR OF A CONDUCTOR STACK, A PLURALITY OF RADIAL FEED TUBES OF SELECTED LENGTHS EACH CONNECTING THE MANIFOLD RESERVOIR WITH THE INTERNAL COOLING CONDUIT OF ONE OF SAID CONDUCTORS, SAID FEED TUBES BEING INSULATED FROM, AND BYPASSING THE INTERNAL COOLING CONDUITS OF, INTERVENING CONDUCTORS, AND MEANS SUPPLYING TO AND RECEIVING COOLANT FROM SAID MANIFOLD MEANS, WHEREBY LIQUID COOLANT MAY BE SUPPLIED TO INDIVIDUAL CONDUCTOR CONDUITS TO COOL THE ROTOR WINDINGS.