Pump with wear-resistant barrel and plunger having coating support
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United States of America Patent
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Aug 27, 2019
Grant Date -
Apr 6, 2017
app pub date -
Dec 15, 2016
filing date -
Jan 30, 2015
priority date (Note) -
In Force
status (Latency Note)
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Abstract
A pumping mechanism is disclosed. The pumping mechanism may include a barrel formed of a barrel substrate and including a first end surface, a second end surface opposite the first end surface, and a bore between the first and second end surfaces. Each of the first and second end surfaces and the bore is coated with a metal plating. The pumping mechanism may further include a plunger formed of a plunger substrate and configured to be slidably disposed in the bore in barrel, the plunger substrate having a tribological coating.
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