PNEUMATICALLY (OR HYDRAULICALLY) DRIVEN PLUNGER TYPE METERING PUMP

PNEUMATICALLY (OR HYDRAULICALLY) DRIVEN PLUNGER TYPE METERING PUMP

  • CN 86,201,315 U
  • Filed: 03/09/1986
  • Issued: 12/17/1986
  • Est. Priority Date: 03/09/1986
  • Status: Active Grant
First Claim
Patent Images

1. , the moving plunger metering pump of gas (liquid), has cylinder body, air inlet (liquid, mouth, exhaust (liquid down together), down with) mouth, guiding valve, piston chamber, piston, piston cavity, flow passage, pump case, plunger, plunger cavity, pump transfusion inlet, pump transfusion outlet, unidirectional fluid infusion valve, pump bleed valve and seal ring, of the present utility model being characterised in that:

  • (19), And have guiding valve and extremely overcome mechanism (E) to establish throttle valve at suction port (12) or relief opening (13).

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