Valve with an integral orifice

• Main Authors: OHMI TADAHIRO, IKEDA NOBUKAZU, NISHINO KOUJI, HIROSE TAKASHI, YAMAJI MICHIO, DOHI RYOUSUKE, IDETA EIJI
• Format: Patent
• Language: English
• Published: 19.12.2006
• Subjects: ACTUATING-FLOATS; BLASTING; COCKS; DEVICES FOR VENTING OR AERATING; ELECTRIC COMMUNICATION TECHNIQUE; ELECTRICITY; ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS; HEATING; LIGHTING; MECHANICAL ENGINEERING; POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS; PUMPING OF FLUID BY DIRECT CONTACT OF ANOTHER FLUID OR BYUSING INERTIA OF FLUID TO BE PUMPED; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS; SIPHONS; TAPS; THERMAL INSULATION IN GENERAL; TRANSMISSION; VALVES; WEAPONS; WIRELESS COMMUNICATIONS NETWORKS

A valve with an integral orifice for use in gas feeding equipment provided with a pressure-type flow volume control device to be employed for manufacturing of semi-conductors and chemical goods. The valve with an integral orifice has the excellent flow rate control characteristics by improving the p...