HIGH TEMPERATURE SENSOR WITH A PROTECTIVE TUBE IN THE COLD SECTION
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United States of America Patent
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Aug 6, 2015
app pub date -
Sep 16, 2013
filing date -
Sep 17, 2012
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Abstract
The invention relates to a high temperature sensor, in particular for measuring the exhaust gas temperature of motor vehicles, comprising a hot section for arranging in the medium which is to be measured, a cold section for arranging on the outside of the medium which is to be measured, a sensor element comprising a measuring section in a hot section and a protective enveloping which at least partially surrounds the sensor element. A protective tube which at least partially surrounds the sensor element and/or the protective enveloping and which comprises a collar towards the hot section, is provided in the cold section. Preferably, said protective tube does not extend into the hot section.
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