Control method for controlling the gas flow in a compressor
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United States of America Patent
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Issued Date -
Nov 17, 2005
app pub date -
Feb 14, 2005
filing date -
Aug 13, 2002
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
A control method for controlling the gas flow by a compressor in which a volume is expanded during an intake stroke and the intaken volume of gas is compressed and taken out through a non return valve (6) for outflow and/or an operable outlet valve (3) during an evacuation stroke, and in which the compressor has a controllable inlet valve (2) that is pneumatically, hydraulically or electromagnetically operable and that is opened and closed upon basis of a signal from a control system. The inlet valve (2) is kept closed during at least a part of an intake stroke.
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