Pumps – Motor driven – Fluid motor
Patent
1996-11-27
1999-04-06
Koczo, Michael
Pumps
Motor driven
Fluid motor
415111, F01D 1100, F02B 3700
Patent
active
058908811
ABSTRACT:
A pressure balanced turbocharger rotating seal is provided by two piston rings mounted on the shaft of the turbocharger, one of the rings engaging a circumferential surface of the shaft bore in the center housing and the second ring engaging a circumferential surface of the shaft bore in the turbine wheel shroud, with a passage for introducing pressurizing gas intermediate the two rings, the passage including a circumferential channel in the inner face of the turbine wheel shroud, and a compression seal engaged between the center housing and turbine wheel shroud outboard of the channel.
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Allied-Signal Inc.
Fischer Felix L.
Koczo Michael
LandOfFree
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