Hydrodynamic bearings for a motor

Claim 1

A DYNAMOELECTRIC MACHINE COMPRISING: A STATOR ASSEMBLY WITH A CYLINDRICAL ROTOR BORE THEREIN AND HAVING FIRST AND SECOND ENDS; A CYLINDRICAL ROTOR WITHIN THE ROTOR BORE OF SAID STATOR ASSEMBLY MOVEMENT ON A SHAFT, SAID STATOR HAVING A CYLINDRICAL ANNULAR RECESS IN ONE END SURROUNDING SAID SHAFT; A FLANGED END MEMBER HAVING A SHAFT BORE THERETHROUGH SECURED TO SAID FIRST END OF SAID STATOR ASSEMBLY RECEIVING SAID SHAFT; SAID END MEMBER HAVING ELONGATED FIRST AND SECOND CYLINDRICAL PORTIONS, SAID FIRST CYLINDRICAL PORTIONBEING OF LESS DIAMETER AND LENGTH THAN SAID RECESS AND LYING THEREWITHIN, SAID SECOND CYLINDRICAL PORTION BEING OF LESS DIAMETER THAN SIAD ROTOR BORE AND LYING THEREWITHIN, SAID CYLINDRICAL PORTIONS HAVING ORIFICES RADIALLY THERETHROUGH CONNECTING THEIR SURFACES TO SAID SHAFT BORE; IMPELLER MEANS CONNECTED TO SAID ROTOR ADJACENT SAID SECOND END OF SAID STATOR ASSEMBLY OPERATIVE TO DRAW FLUID INTO SAID MACHINE AND FORCE SAID FLUID BETWEEN SAID ROTOR SURFACE AND SIAD ROTOR BORE AND BETWEEN SAID SHAFT AND SAID SHAFT BORE; AND A THRUST BEARING MOUNTED IN SECOND END OF SAID STATOR ASSEMBLY AGAINST WHICH SAID ROTOR AND SHAFT ARE FORCED BY SAID FLUID.