Magnetically coupled pump assembly

Embodiments of the invention provide a pump assembly including a pump chamber with an inlet and an outlet. The pump assembly also includes a first cup at least partially enclosing the pump chamber and including a protrusion with a central recess, and a shaft positioned within the central recess. The...

Ausführliche Beschreibung

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Bibliographische Detailangaben
1. Verfasser:	Flanary, Ronald
Format:	Patent
Sprache:	eng
Schlagworte:	BLASTING DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROMTHE BODY HEATING HUMAN NECESSITIES HYGIENE LIGHTING MECHANICAL ENGINEERING MEDICAL OR VETERINARY SCIENCE NON-POSITIVE DISPLACEMENT PUMPS POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS PUMPS FOR LIQUIDS OR ELASTIC FLUIDS WEAPONS
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Beschreibung
Zusammenfassung:	Embodiments of the invention provide a pump assembly including a pump chamber with an inlet and an outlet. The pump assembly also includes a first cup at least partially enclosing the pump chamber and including a protrusion with a central recess, and a shaft positioned within the central recess. The pump assembly further includes a substantially hemispherical rotor unit with at least one ferrous metal element molded in plastic, and an impeller coupled to the rotor unit. The rotor unit and the impeller are positioned inside the first cup and rotatable around the shaft.