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US 10,648,474 B2Granted
Device and method for driving a vacuum pump
AssigneeLeyold GmbH
InventorsMarkus Liessmann, Sebastian Walzel
Life of this patent
Estimating the term…
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.
Claims15
A vacuum pump drive having an electric motor and a frequency converter electrically connected to said electric motor and arranged at a distance to said motor,
- wherein
- in the electric feed line from said frequency converter to said electric motor a transformer in the form of a transmitter of ferrite or sinter material is arranged.
Dependencies are inferred from the claim text.