TURBOCHARGER BEARING ASSEMBLY

• Main Authors: BOILEAU, Raphaël, HETTINGER, Raphaël, DAGUIN, Fréderic
• Format: Patent
• Language: English; French
• Published: 20.10.2016
• Subjects: BEARINGS; BLASTING; COMBUSTION ENGINES; COMBUSTION ENGINES IN GENERAL; ELEMENTS OR CRANKSHAFT MECHANISMS; ENGINE PLANTS IN GENERAL; ENGINEERING ELEMENTS AND UNITS; FLEXIBLE SHAFTS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS; 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; ROTARY BODIES OTHER THAN GEARING ELEMENTS; SHAFTS; STEAM ENGINES; THERMAL INSULATION IN GENERAL; WEAPONS

A turbocharger bearing assembly comprises a turbocharge center housing; and a sleeve, wherein the turbocharge center housing comprises a through bore between a compressor end and a turbine end of the turbocharger center housing, wherein the through bore comprises a sleeve mating surface, and wherein the sleeve is positioned in the through bore of the turbocharger center housing, and comprises an outer mating surface, inner compressor side bearing lubricant film formation surface and inner turbine side bearing lubricant film formation surface. La présente invention concerne un ensemble palier de turbocompresseur comprenant un boîtier central de turbocompresseur; et un manchon, le boîtier central de turbocompresseur comprenant un trou traversant entre une extrémité de compresseur et une extrémité de turbine du boîtier central de turbocompresseur, le trou traversant comprenant une surface d'accouplement de manchon, et le manchon étant positionné dans le trou traversant du boîtier central de turbocompresseur, et comprenant une surface d'accouplement externe, une surface de formation de film de lubrifiant de palier côté compresseur interne et une surface de formation de film de lubrifiant de palier côté turbine interne.