IMPELLER PUMP
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United States of America Patent
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app pub date -
Dec 11, 2017
filing date -
Dec 9, 2016
priority date (Note) -
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Abstract
A centrifugal pump comprising a motor with a shaft rotatably extending therefrom and an adapter configured to be mounted to the motor at a first side, the first side including an opening for permitting passage of the shaft therethrough. A volute housing is configured to be mounted to a second side of the adapter, the adapter and volute housing defining a pumping chamber therebetween. An impeller is configured to be disposed within the pumping chamber and rotatably coupled to the shaft via a figured fastener. The impeller includes a first wall having a figured recess defined therein, the figured recessed configured to receive the figured fastener whereby rotation of the shaft causes rotation of the impeller.
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