Patent ID: 6632109
Filing Date: 2003-10-14
Classification: H01R,Y10S

Abstract:
In a hydrogen cooled dynamoelectric machine having a rotor, a radial bore in said rotor, a bore connector extending generally in an axial direction along a portion of the rotor and having a generally radially outwardly opening threaded aperture, a stud in said radial bore for electrically coupling said bore connector and electrical contacts carried by said rotor, said stud having a threaded connection at one end for threaded engagement with the bore connector in said threaded aperture thereof an electrical insulator about a portion of said stud for electrically insulating the stud and the rotor from one another, said insulator including a thermoset or thermoplastic powder resin coating on said insulator portion and a gasket in said bore sealing between the powder resin coating of the insulator and the bore thereby sealing between a hydrogen environment radially inwardly of the gasket and atmosphere radially outwardly of the gasket.