Patent ID: 11913439
Assignee: KING NUTRONICS, LLC
Field: Engines, pumps, turbines (Mechanical engineering)
Classification: CPC F  G  Y | IPC F  G

Claim 9:
10. The calibration pressure device of claim 9, wherein the selector valve comprises:
a selector valve housing comprising a first port configured to fluidly connect to the pump inlet and a second port configured to fluidly connect to the pump outlet;
a spool configured to move axially within the selector valve housing from a first position to a second position; and
a plurality of sealing elements, the sealing elements positioned within the selector valve housing such that when the spool is in the first position the first port is in fluid communication with the reservoir and the second port is in fluid communication with the manifold, and when the spool is in the second position the first port is in fluid communication with the manifold and the second port is in fluid communication with the reservoir.