Patent · US Active

Exhaust-gas turbocharger

US9222366B2 · kind B2 · utility

2Cited by

3References

5Claims

0Family size

Assignee

BorgWarner Inc. · US

Inventors

Johannes Hornbach · Bischofswerda, DE
Martin Becker · Kiel, DE
Thomas Koerner · Recklinghausen, DE

Key dates

Filing date	Aug 18, 2011
Grant date	Dec 29, 2015
Priority date	—
Expiry date	Apr 6, 2032

Classification

Technology area (CPC F)Mechanical Engineering; Lighting; Heating
CPC primaryF16C2360/24
WIPO fieldMechanical elements
WIPO sectorMechanical engineering

Abstract

An exhaust-gas turbocharger (1), having a shaft (2) on which a compressor wheel (3) and a turbine wheel (4) are arranged, and a bearing housing (5) which has a turbine-side radial bearing bush (6) and which has an oil collecting chamber (7) arranged between the turbine-side radial bearing bush (6) and a turbine-side bearing housing end region (8). The shaft (2) has a shoulder (9) which extends outward in the radial direction (R) into the oil collecting chamber (7) and, together with a radial-bearing-side first delimiting wall (10) of the oil collecting chamber (7), delimits a gap (11).

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.