Variable displacement compressor
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United States of America Patent
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Aug 6, 2013
Grant Date -
Aug 26, 2010
app pub date -
Oct 1, 2008
filing date -
Oct 2, 2007
priority date (Note) -
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status (Latency Note)
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Abstract
A displacement control valve for a variable displacement compressor includes a valve element. The valve element has a discharge pressure receiving surface which receives pressure in a discharge chamber and a suction pressure receiving surface which receives pressure in a suction pressure section acting in a direction opposite to the direction that the pressure in the discharge chamber acts on the discharge pressure receiving surface. The displacement control valve also includes a solenoid generating generates an electromagnetic force acting on the valve element, and a urging means urging on urges the valve element in a valve closing direction to hold the valve element in a valve closing position when the generated electromagnetic force generated by the solenoid is not acting on the valve element.
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