INERTIA VACUUM ASSISTED SELF-PRIMING PUMP
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United States of America Patent
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Issued Date -
May 21, 2020
app pub date -
Mar 29, 2019
filing date -
Nov 19, 2018
priority date (Note) -
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Abstract
An inertia vacuum assisted self-priming pump, characterized by comprising a centrifugal pump and a rotary vacuum pump, wherein a pedestal is fixed above a frame of the centrifugal pump, a rotary vacuum pump is mounted above the pedestal and covered by an enclosure; The centrifugal pump consists of an eccentric reducer, a suction cover, a volute, an impeller, a casing cover, a shaft, an adaptor, a frame and a discharge check valve.
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