Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
July 11, 2023
0Patent Application Number
169860010
Date Filed
August 5, 2020
0Patent Citations
Patent Primary Examiner
A rotary pump for a fluid metering system is provided. The rotary pump reciprocates, and is reversed by a signal from a limit switch that is deflected by an actuator arm on a rotating sleeve of the pump system. The rotary pump includes a plunger and optional stopper formed from a two-shot molding process, and including seals overmolded onto the head of the plunger and the head of the optional stopper.
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