POLYMERIC ACTUATION PIVOT SHAFT SEAL

A number of variations may include a pivot shaft assembly for a variable turbine geometry turbocharger comprising: a pivot shaft and a polymeric seal surrounding a portion of the pivot shaft, wherein the polymeric seal comprises a first layer and a second layer surrounding at least a portion of the...

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Bibliographische Detailangaben
1. Verfasser:	Heddy III, George Edward
Format:	Patent
Sprache:	eng
Schlagworte:	BLASTING COMBUSTION ENGINES COMBUSTION ENGINES IN GENERAL ENGINE PLANTS IN GENERAL HEATING HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS INTERNAL-COMBUSTION PISTON ENGINES LIGHTING MACHINES OR ENGINES IN GENERAL MECHANICAL ENGINEERING NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAMTURBINES STEAM ENGINES WEAPONS
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Beschreibung
Zusammenfassung:	A number of variations may include a pivot shaft assembly for a variable turbine geometry turbocharger comprising: a pivot shaft and a polymeric seal surrounding a portion of the pivot shaft, wherein the polymeric seal comprises a first layer and a second layer surrounding at least a portion of the first layer, and wherein the first layer comprises a perfluoroelastomer and the second layer comprises a polytetrafluoroethylene.