Pressure sensor for measurements in a chamber of an internal combustion engine
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United States of America Patent
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Jun 26, 2012
Grant Date -
Apr 21, 2011
app pub date -
May 12, 2009
filing date -
Jun 4, 2008
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A pressure sensor for measurements in a chamber of an internal combustion engine, in particular a pressure-measuring glowplug, comprises a housing, a pressure element for picking up a pressure, and a measuring element arranged in the housing downstream of the pressure element in the direction of the pressure and having a sensor element and a diaphragm. This diaphragm is permanently connected at its first end to the pressure element, and at its second end it is directly or indirectly permanently connected to the housing at a connection, with the pressure element being supported on the measuring element via the diaphragm.
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