Invention Grant
- Patent Title: Device and method for driving a vacuum pump
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Application No.: US16307696Application Date: 2017-06-02
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Publication No.: US10648474B2Publication Date: 2020-05-12
- Inventor: Markus Liessmann , Sebastian Walzel
- Applicant: Leybold GmbH
- Applicant Address: DE Cologne
- Assignee: Leyold GmbH
- Current Assignee: Leyold GmbH
- Current Assignee Address: DE Cologne
- Agency: Ohlandt, Greeley, Ruggiero & Perle, LLP
- Priority: com.zzzhc.datahub.patent.etl.us.BibliographicData$PriorityClaim@4a8de332
- International Application: PCT/EP2017/063528 WO 20170602
- International Announcement: WO2017/211735 WO 20171214
- Main IPC: F04D13/06
- IPC: F04D13/06 ; H02P27/04 ; F04D19/04 ; F04D25/06
Abstract:
A vacuum pump drive having an electric motor and a frequency converterelectrically connected to the electric motor and arranged at a distance to the motor, wherein in the electric feed line from the frequency converter to the electric motor a transformer in the form of a transmitter of ferrite or sinter material is arranged.
Public/Granted literature
- US20190301469A1 DEVICE AND METHOD FOR DRIVING A VACUUM PUMP Public/Granted day:2019-10-03
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