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Pressure regulator with integral gage

  • US 3,259,144 A
  • Filed: 06/01/1964
  • Issued: 07/05/1966
  • Est. Priority Date: 06/01/1964
  • Status: Expired due to Term
First Claim
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1. A PRESSURE REGULATOR FOR GASEOUS MEDIA COMPRISING IN COMBINATION:

  • (A) A VALVE HOUSING DEFINING AN INLET DUCT AND AN OUTLET DUCT AND HAVING A PARTITION SEPARATING SAID INLET DUCT FROM SAID OUTLET DUCT AND DEFINING A VALVE OPENING, SAID VALVE HOUSING FURTHER INCLUDING A LATERAL WALL HAVING AN INTERNAL PROJECTION DEFINING A PASSAGEWAY HAVING AN INLET ADJACENT SAID LATERAL WALL COMMUNICATING WITH SAID OUTLET DUCT OF SAID VALVE HOUSING AND AN OUTLET REMOTE FROM SAID LATERAL WALL;

    (B) A DIAPHRAGM SEPARATING SAID HOUSING INTO A FIRST CHAMBER INCLUDING SAID INLET OF SAID PASSAGEWAY AND A SECOND CHAMBER ACCOMMODATING SAID PROJECTION;

    (C) A VALVE ELEMENT SUPPORTED BY SAID DIAPHRAGM MOVABLE INSIDE SAID VALVE OPENING;

    (D) SPRING MEANS IN SAID SECOND CHAMBER BAISING SAID DIAPHRAGM TO MOVE SAID VALVE ELEMENT RELATIVE TO SAID VALVE OPENING;

    (E) AN ABUTMENT FOR THE END OF SAID SPRING MEANS REMOTE FROM SAID DIAPHRAGM;

    (F) AN ADJUSTMENT SCREW FOR SAID ABUTMENT, SAID ADJUSTMENT SCREW INCLUDING A SCREW HEAD DEFINING A CAVITY AND A HOLLOW EXTERNALLY SCREW-THREADED SHAFT HAVING AN END REMOTE FROM SAID SCREW HEAD BEARING AGAINST SAID ABUTMENT AND FORMING A SLIP JOINT WITH SAID ABUTMENT;

    AND (G) A PRESSURE GAGE INCLUDING A GAGE HOUSING ARRANGED INSIDE SAID CAVITY OF SAID SCREW HEAD OF SAID ADJUSTING SCREW, SAID PRESSURE GAGE FURTHER INCLUDING A HOLLOW STEM PROJECTING FROM SAID GAGE HOUSING THROUGH SAID HOLLOW SHAFT FOR SAID ADJUSTING SCREW AND HAVING AN END REMOTE FROM SAID GAGE HOUSING COMMUNICATING WITH SAID PASSAGEWAY DEFINED BY SAID INTERNAL PROJECTION OF SAID LATERAL WALL OF SAID VALVE HOUSING.

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