control valve

How Does A Hydraulic Directional Control Valve Work?

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How Does A Hydraulic Directional Control Valve Work? DCVs allow fluid flow (hydraulic oil, water or air) into different paths from one or more sources. DCVs will usually consist of a spool inside a cylinder which is mechanically or electrically actuated. The position of the spool restricts or permits flow, thus it controls the fluid

How Much Money Was Paid To Purchase Fisher Controls?

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How Much Money Was Paid To Purchase Fisher Controls? ST. LOUIS (April 1, 2011) – Emerson (NYSE: EMR) today announced it has acquired full ownership of its Fisher Sanmar Limited joint venture from Sanmar Engineering Corporation, expanding the capabilities of Emerson Process Management in India. Who founded Fisher Controls? Company founder William Fisher was first