4. Pumps
  5. Condition responsive control of pump drive motor
  6. By control of electric or magnetic drive motor

Helmut Bernhardt

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Arrangement for flooding high speed vacuum pumps

Rotary kinetic fluid motors or pumps – Smooth runner surface for working fluid frictional contact
Patent

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Magnetic bearings for a high speed rotary vacuum pump

Electrical generator or motor structure – Dynamoelectric – Rotary
Patent

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Magnetically supported friction pump

Pumps – Condition responsive control of pump drive motor – By control of electric or magnetic drive motor
Patent

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Venting device for magnetically supported vacuum pumps

Rotary kinetic fluid motors or pumps – With control means responsive to non-cyclic condition... – Casing – runner – or shaft position or extent of motion...
Patent

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Profile ID: LFUS-PAI-P-388394

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