Dynamoelectric machine

Claim 1

A DYNAMOELECTRIC MACHINE COMPRISING, FIRST AND SECOND METAL END FRAMES, A STATOR ASSEMBLY INCLUDING A STATOR CORE AND A THREE PHASE STATOR WINDING, SAID STATOR CORE BEING CLAMPED BETWEEN SAID END FRAMES, SAID FIRST END FRAME HAVING AN ANNULAR SECTION LOCATED ADJACENT THE END OF SAID STATOR ASSEMBLY AND HAVING ANOTHER INTEGRAL SECTION OF REDUCED DIAMETER EXTENDING AXIALLY FROM SAID ANNULAR SECTION, SAID AXIALLY EXTENDING SECTION DEFINING AN OPEN ENDED COMPARTMENT WHICH FACES A PORTION OF SAID STATOR ASSEMBLY, A ROTOR MEMBER INCLUDING A SHAFT JOURNALLED FOR ROTATION IN SAID END FRAMES, SAID SHAFT PROJECTING THROUGH SAID COMPARTMENT, A PLURALITY OF OPENINGS IN AN END WALL PORTION OF SAID AXIALLY EXTENDING SECTION WHICH DEFINES A PART OF SAID COMPARTMENT, SAID END WALL PORTION BEING LOCATED SUBSTANTIALLY NORMAL TO SAID SHAFT, A FIRST GROUP OF DIODES EACH HAVING AN OUTER METAL CASE POSITIONED WITHIN SAID OPENINGS AND HAVING TERMINALS PROJECTING INTO SAID COMPARTMENT, A METAL HEAT SINK LOCATED AT LEAST PARTIALLY ON ONE SIDE OF SAID SHAFT AND WITHIN SAID COMPARTMENT, SAID METAL HEAT SINK BEING SUPPORTED BY AND ELECTRICALLY INSULATED FROM SAID END WALL PORTION, A SECOND GROUP OF DIODES EACH HAVING AN OUTER METAL CASE LOCATED IN OPENINGS FORMED IN SAID METAL HEAT SINK MEMBER, MEANS CONNECTING PAIRS OF SAID DIODES TOGETHER AND WITH SAID THREE PHASE STATOR WINDING TO PROVIDE A THREE PHASE FULL-WAVE BRIDGE RECTIFIER NETWORK, ALL OF SAID CONNECTIONS BEING MADE WITHIN SAID COMPARTMENT, A FIRST AIR INLET OPENING IN SAID END WALL PORTION, SAID FIRST AIR INLET OPENING BEING LOCATED IN ALIGNMENT WITH AT LEAST A PART OF SAID METAL HEAT SINK, A SECOND LATERALLY EXTENDING AIR INLET OPENING LOCATED INWARDLY OF SAID AXIALLY EXTENDING SECTION AND ADJACENT SAID ANNULAR SECTION, SAID SECOND AIR INLET OPENING PERMITTING A FREE FLOW OF AIR INTO AN AREA ADJACENT SAID STATOR WINDING WITHOUT PASSING THROUGH SAID COMPARTMENT, AND A FAN DRIVEN BY SAID SHAFT POSITIONED OUTSIDE OF SAID SECOND END FRAME, SAID SECOND END FRAME HAVING AT LEAST ONE AIR OUTLET OPENING LOCATED IN ALIGNMENT WITH SAID FAN.