Valve, especially rotary piston valve, and exhaust gas return system comprising such a valve
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United States of America Patent
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Dec 10, 2013
Grant Date -
May 28, 2009
app pub date -
Aug 30, 2005
filing date -
Aug 30, 2004
priority date (Note) -
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Abstract
The invention relates to a valve, especially a rotary piston valve (1), for controlling the temperature and quantity of the returned exhaust gas in internal combustion engines. Said valve comprises a valve housing (2) and a control element (3) disposed therein which interacts with a valve face (14) configured in the valve housings (2), the control element (3) having a conical surface area (10).
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