Pump for dosing fluids
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United States of America Patent
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Apr 11, 2017
Issued Date -
N/A
app pub date -
Jun 24, 2011
filing date -
Jul 2, 2010
priority date (Note) -
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Abstract
A pumping assembly is provided which is suitable for use in a variety of dosing pumps. The pumping assembly comprises a pump body with a pump bore, and a sleeve fixed within the pump bore. The sleeve has a first end, a second end and a sleeve bore. A plunger is adapted to enter the first end of the sleeve and to reciprocate within the sleeve bore. The sleeve has at least one port to allow fluid flow through a wall of the sleeve. The, or each, port is elongated in a direction substantially orthogonal to a direction of reciprocation.
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