PRESSURE MEASURING GLOW PLUG
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United States of America Patent
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Issued Date -
Aug 15, 2013
app pub date -
Feb 12, 2013
filing date -
Feb 15, 2012
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
This disclosure relates to a glow plug comprising a housing tube, a glow element, which protrudes from the housing tube and is movable against a return force in the longitudinal direction of the housing tube, an inner pole connected to the glow element for applying supply voltage to the glow element, and a sensor for measuring a pressure acting on the glow element. According to this disclosure, a ground contact of the sensor, which is in the form of a tube or a sleeve, surrounds a section of the inner pole, and a signal contact of the sensor extends between the ground contact and a wall of the housing tube.
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