Pressure detection device

Provided is a pressure detection device capable of easy installation and removal of a sensor in/from a diaphragm, measurement of a pressure in a wide rage, and manufacture at a low cost while reducing a size. A sensor part (A) has: a magnet being applied with a load produced by pressing of a diaphra...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: Kaneko, Mitsuru, Kitani, Aki
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:Provided is a pressure detection device capable of easy installation and removal of a sensor in/from a diaphragm, measurement of a pressure in a wide rage, and manufacture at a low cost while reducing a size. A sensor part (A) has: a magnet being applied with a load produced by pressing of a diaphragm; and a magnet cap covering the magnet. The diaphragm has an intra-diaphragm magnetic body buried therein. The intra-diaphragm magnetic body has a protrusion part protruding from the diaphragm so as to be in contact with the magnet. The magnet cap has an opening part enabling the protrusion part of the intra-diaphragm magnetic body and the magnet to be joined together.