Patent · US Active

Compressor with thermal expansion reducing structure

US11525449B2 · kind B2 · utility

0Cited by

4References

17Claims

0Family size

Assignee

Robert Bosch GmbH · DE

Inventors

Steffen Derhardt · Gerlingen, DE
Thomas Rachow · Schwieberdingen, DE

Key dates

Filing date	Jun 13, 2018
Grant date	Dec 13, 2022
Priority date	—
Expiry date	Apr 26, 2039

Classification

Technology area (CPC H)Electricity
CPC primaryH02K9/00
WIPO fieldEngines, pumps, turbines
WIPO sectorMechanical engineering

Abstract

The invention relates to a compressor machine (10; 10a), in particular a generator or a compressor unit for compressing a gas, comprising a shaft (12) which is arranged in a housing (18) so as to be able to rotate about a longitudinal axis (11) and which is mounted in at least two radial bearings (20, 22) and a thrust bearing (24), the radial bearings (20, 22) and/or the thrust bearing (24) being in the form of an aerodynamic or aerostatic bearing, the shaft (12) being at least indirectly connected to a compressor stage (15) or driving stage comprising an impeller wheel (13).

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