Patent · US Active

Magnetic bearing motor compressor

US11757328B2 · kind B2 · utility

0Cited by

20References

16Claims

0Family size

Assignee

Johnson Controls Tyco IP Holdings LLP · US

Inventors

Paul W. Snell · York, US
Ian Michael Casper · York, US
Jeb W. Schreiber · Emigsville, US
Daniela Bilmanis · New Carrollton, US
Ajit Wasant Kane · York, US

Key dates

Filing date	Apr 29, 2020
Grant date	Sep 12, 2023
Priority date	—
Expiry date	Jun 13, 2041

Classification

Technology area (CPC H)Electricity
CPC primaryH02K17/16
WIPO fieldElectrical machinery, apparatus, energy
WIPO sectorElectrical engineering

Abstract

A sealed induction motor for a chiller assembly is provided. The induction motor includes a stator, a rotor, and a shaft with a first end and a second end. The rotor and the shaft are configured to rotate relative to the stator. The induction motor further includes a first magnetic bearing assembly located proximate the first end of the shaft and a second magnetic bearing assembly located proximate the second end of the shaft. The first and the second magnetic bearing assemblies are configured to support the shaft. The shaft is coupled to a centrifugal compressor using a direct drive connection.

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