CHECK VALVE HAVING RADIALLY EXTENDING PLURAL GUIDE MEMBERS FITTED IN CYLINDRICAL HOLLOW CORE PART

PURPOSE: A check valve is provided to make manufacture and assembling easy even if a small number of parts are used, to manufacture a pneumatic double diaphragm pump having reliable operability, and to reduce the production cost by reducing the number of parts. CONSTITUTION: A check valve(26) compri...

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Bibliographische Detailangaben
Hauptverfasser:	HAND KENT P, BURT GRAIG D, JOHNSON HAROLD D, FEITEL ANN C, FISHER JOEL T
Format:	Patent
Sprache:	eng ; kor
Schlagworte:	ACTUATING-FLOATS BLASTING COCKS DEVICES FOR VENTING OR AERATING ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS HEATING LIGHTING MECHANICAL ENGINEERING POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS PUMPS FOR LIQUIDS OR ELASTIC FLUIDS TAPS THERMAL INSULATION IN GENERAL VALVES WEAPONS
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Beschreibung
Zusammenfassung:	PURPOSE: A check valve is provided to make manufacture and assembling easy even if a small number of parts are used, to manufacture a pneumatic double diaphragm pump having reliable operability, and to reduce the production cost by reducing the number of parts. CONSTITUTION: A check valve(26) comprises a cylindrical hollow core part, a center-sealed disk(26a), plural guide members(26c) extending radially and axially from the center-sealed disk and having outer circumference sized to be fitted in the cylindrical hollow core part by sliding, and plural spring mounting fingers(26d) for placing a check valve in the closed position and extending circumferentially from the guide members.