Reciprocating pump assembly for liquids
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United States of America Patent
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Jul 18, 2017
Grant Date -
May 29, 2014
app pub date -
Apr 30, 2012
filing date -
May 6, 2011
priority date (Note) -
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status (Latency Note)
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Abstract
A reciprocating pump assembly for dispensing liquids is provided. The pump assembly comprises a pump housing providing an interior compartment and being provided with an inlet for providing a liquid to be dispensed, and an outlet for dispensing the liquid. The assembly further comprises a piston being movably mounted within the interior compartment of the pump housing and comprising ferromagnetic material. The assembly comprises a magnetic actuator for generating a linearly moving magnetic field acting on the piston. The magnetic actuator comprises a permanent magnet arranged to be moved in linear directions, whereby the piston is moved in the pump housing between a resting position and an actuated position under influence of the linearly moving magnetic field.
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