Feed pump for feeding hydraulic medium to internal combustion engine of motor vehicle, has pump controller adjusting feed pump toward maximum delivery, if system pressure is smaller than minimum pressure
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Rotor pump has stator formed by metal band which forms part of pump housing, and metal band is circular element inserted into housing and ring is open
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Impeller for use in e.g. vacuum pump, has impeller tip protruding from rotor, and provided at impeller body, where impeller tip and impeller body are connected with each other in form-fit manner in longitudinal direction of impeller body
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Rotor pump e.g. vacuum pump, has rotor rotatably supported within interior space of pump housing, where slot of rotor is provided with inserts respectively placed at both sides facing impeller, where insert is steel sheet piece
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vacuum pump
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