Pressure limiting valve for fuel injection devices
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United States of America Patent
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Jun 26, 2007
Grant Date -
Jul 15, 2004
app pub date -
Mar 26, 2002
filing date -
Mar 27, 2001
priority date (Note) -
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Abstract
A pressure limiting valve is provided which has a valve body assigned on the high-pressure side to a valve seat and an operating piston combined with the valve body to form a unit. The valve body and the operating piston are jointly spring-loaded and bound a pressure space which can be opened as a function of pressure with respect to a connection cross-section open in the return flow by way of the operating piston moving in a sliding guide.
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