Exhaust-gas turbocharger

US9638059B2 · kind B2 · utility

Assignee

• BorgWarner Inc. · US

Inventors

• Martin Becker · Kiel, DE
• Andre Seiler · Alzey, DE

Key dates

• Filing date: May 9, 2011
• Grant date: May 2, 2017
• Expiry date: May 21, 2032

Classification

• Technology area (CPC F): Mechanical Engineering; Lighting; Heating
• CPC primary: F16C2360/24
• WIPO field: Engines, pumps, turbines
• WIPO sector: Mechanical engineering

Abstract

In the generic exhaust-gas turbocharger, the turbine-side and compressor-side radial bearing bush are of identical design. A more compact bearing space, and improvements in acoustics and rotor dynamics, are achieved by providing different bearings on the turbine and compressor sides.