Auxiliary electromagnetic valve for a gas servo valve
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United States of America Patent
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Nov 1, 2011
Grant Date -
Jul 31, 2008
app pub date -
Jan 14, 2008
filing date -
Jan 31, 2007
priority date (Note) -
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status (Latency Note)
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Abstract
Auxiliary electromagnetic valve for its incorporation into a main valve of a gas servo valve, which comprises a body with an auxiliary outlet conduit connected to an outlet conduit of the servo valve, a pivoting arm that comprises a closure member of a valve seat of the auxiliary outlet conduit, a ferromagnetic armature that closes the magnetic circuit opening the valve seat, and a return means, supported by a plate, that returns the pivoting arm in order to keep the seating closed. The body is configured by means of a peripheral surface fitted to a cavity of the main valve, a lower surface supported against the cavity by means of fitting means, an intermediate transverse surface on which the valve seat is fitted, a transverse perimetral rim upon which the plate is fixed, and an auxiliary hole that connects the valve seat to the outlet conduit.
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