Title:
HIGH TEMPERATURE SENSOR WITH A PROTECTIVE TUBE IN THE COLD SECTION
Document Type and Number:
WIPO Patent Application WO/2014/041168
Kind Code:
A3
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 the 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.
Inventors:
LANTZSCH HEIKO (DE)
Application Number:
PCT/EP2013/069155
Publication Date:
July 17, 2014
Filing Date:
September 16, 2013
Export Citation:
Assignee:
TESONA GMBH & CO KG (DE)
International Classes:
G01K1/08; G01K13/02
Foreign References:
| US5071258A | 1991-12-10 | |||
| US1633599A | 1927-06-28 | |||
| DE4344174A1 | 1995-07-06 | |||
| GB2257794A | 1993-01-20 |
Attorney, Agent or Firm:
MEISSNER BOLTE (München, DE)
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