Pressure measurement unit mounted in encircling housing
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United States of America Patent
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Apr 12, 2005
Grant Date -
Apr 17, 2003
app pub date -
Sep 5, 2002
filing date -
Sep 10, 2001
priority date (Note) -
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Abstract
A pressure measurement unit in a pressure measurement system has a housing section (8) which has an internal space (9) with internal surfaces, and a ceramic unit (1) which has a pressure diaphragm (2) and at least one external surface, with the ceramic unit (1) held in the press fit in the housing section (8) and with radial holding stresses operating between the external surface of the ceramic unit (1) and the internal surfaces of the housing section (8). A method for manufacturing a corresponding pressure measurement unit with a housing section (8) and with a ceramic unit (1) which has a pressure diaphragm (2) and at least one external surface, with holding stresses built up between the housing section (8) and the ceramic unit (1), which hold the ceramic unit (1) in the internal space of the housing section (8).
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