Dynamoelectric machines having slot stick bearings

Claim 1

A DYNAMOELECTRIC MACHINE COMPRISING: A HOUSING, AN ANNULAR STATOR MEMBER MOUNTED IN SAID HOUSING, SAID STATOR MEMBER HAVING A PLURALITY OF ARCUATELY SPACED WINDING SLOTS POSITIONED NEAR ITS BORE, SAID SLOTS HAVING NECK PORTIONS CONNECTING SAID SLOTS TO SAID BORE, WINDINGS POSITIONED IN SAID SLOTS, A CYLINDRICAL ROTOR MOUNTED WITHIN SAID STATOR, A SHAFT CONNECTED TO SAID ROTOR AND EXTENDING THROUGH SAID HOUSING, AND SLOT STICKS POSITIONED IN SAID NECK PORTION OF SAID WINDING SLOTS, SAID SLOTS STICKS BEING MADE OF A MATERIAL HAVING GOOD BEARING CHARACTERISTICS AND ELECTRICAL INSULATING CHARACTERISTICS, SAID STICKS HAVING A FIRST FLANGED PORTION EXTENDING SLIGHTLY INTO THE BORE OF SAID STATOR, SAID FIRST FLANGES BEING SPACED APART ALONG THE BORE OF SAID STATOR TO FORM COOLING DUCTS THEREBETWEEN, THE OUTER SURFACE OF SAID FIRST FLANGE BEING CURVED TO COMPLEMENT THE EXTERNAL CURVED SURFACE OF SAID ROTOR AND ENGAGING AND SUPPORTING SAID ROTOR FOR RELATIVE ROTATION AND A SECOND FLANGED PORTION ENGAGING THE TOP OF SAID SLOTS AND ABUTTING SAID WINDINGS TO RETAIN THEM WITHIN SAID WINDING SLOTS.