Control valve for a device for variably adjusting the control times of gas-exchange valves of an internal combustion engine
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United States of America Patent
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Mar 25, 2014
Grant Date -
Mar 15, 2012
app pub date -
Nov 19, 2009
filing date -
Dec 10, 2008
priority date (Note) -
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Abstract
A control valve for a device for variably adjusting the control times of gas-exchange valves of an internal combustion engine. The control valve has a substantially hollow cylindrical valve housing, a non-return valve and an annular filter. The annular filter is arranged within the valve housing and the non-return valve has a closing body and a spring element.
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