Invention Grant
- Patent Title: Magnetic bearing motor compressor
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Application No.: US16861865Application Date: 2020-04-29
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Publication No.: US11757328B2Publication Date: 2023-09-12
- Inventor: Paul W. Snell , Ian Casper , Jeb W. Schreiber , Daniela Bilmanis , Ajit Kane
- Applicant: Johnson Controls Technology Company
- Applicant Address: US MI Auburn Hills
- Assignee: Johnson Controls Tyco IP Holdings LLP
- Current Assignee: Johnson Controls Tyco IP Holdings LLP
- Current Assignee Address: US WI Milwaukee
- Agency: Fletcher Yoder, P.C.
- The original application number of the division: US16182410 2018.11.06
- Main IPC: H02K7/14
- IPC: H02K7/14 ; H02K7/09 ; F04D29/058 ; F04D25/06 ; H02K5/20 ; F04D17/10 ; F04D25/02 ; F16C32/04 ; F25B31/02 ; H02K5/124 ; H02K17/16

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.
Public/Granted literature
- US20200259394A1 MAGNETIC BEARING MOTOR COMPRESSOR Public/Granted day:2020-08-13
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