METHOD OF MANUFACTURING A PUMP, FLUID PUMP, AND DIALYSIS MACHINE
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United States of America Patent
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Issued Date -
Jun 22, 2023
app pub date -
Dec 15, 2022
filing date -
Dec 15, 2022
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Abstract
A method of manufacturing pumps of different performances for use in a blood treatment device, preferably a dialysis machine, having a pump housing or a pump housing portion for supportingly holding two gear wheels in meshing engagement. The method includes the step of primary shaping of a universal pump housing blank with all features common to the different pumps as well as with such oversizes as to allow machining for manufacturing all different pumps from the same primary-shaped pump housing blank. The method also includes the step of individualizing the universal pump housing blank by machining in the region of the oversizes to achieve the respective performance.
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