JP2012137435A - 圧力検出装置 - Google Patents
圧力検出装置 Download PDFInfo
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- JP2012137435A JP2012137435A JP2010291240A JP2010291240A JP2012137435A JP 2012137435 A JP2012137435 A JP 2012137435A JP 2010291240 A JP2010291240 A JP 2010291240A JP 2010291240 A JP2010291240 A JP 2010291240A JP 2012137435 A JP2012137435 A JP 2012137435A
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- protective film
- pressure
- gas
- amorphous metal
- sensor module
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Abstract
【解決手段】 圧力検出装置10は、気体が接触する接ガス面20aが形成されて気体の圧力を検出する静電容量型の圧力センサモジュール20を備えており、圧力センサモジュール20は、接ガス面20aに施されたアモルファス金属の保護膜25と、保護膜25に覆われて気体の圧力に応じて変位するシリコンダイヤフラム22aとを備えていることを特徴とする。
【選択図】 図1
Description
20 圧力センサモジュール
20a 接ガス面
22a シリコンダイヤフラム
25 保護膜
26 密着層
Claims (3)
- 気体が接触する接ガス面が形成されて前記気体の圧力を検出する静電容量型の圧力センサモジュールを備えており、
前記圧力センサモジュールは、前記接ガス面に施されたアモルファス金属の保護膜と、前記保護膜に覆われて前記気体の圧力に応じて変位するシリコンダイヤフラムとを備えていることを特徴とする圧力検出装置。 - 前記アモルファス金属は、ニッケル基アモルファス金属であることを特徴とする請求項1に記載の圧力検出装置。
- 前記シリコンダイヤフラムと、前記保護膜との間に密着層を備えていることを特徴とする請求項1または請求項2に記載の圧力検出装置。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2010291240A JP5663120B2 (ja) | 2010-12-27 | 2010-12-27 | 圧力検出装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2010291240A JP5663120B2 (ja) | 2010-12-27 | 2010-12-27 | 圧力検出装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2012137435A true JP2012137435A (ja) | 2012-07-19 |
| JP5663120B2 JP5663120B2 (ja) | 2015-02-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2010291240A Active JP5663120B2 (ja) | 2010-12-27 | 2010-12-27 | 圧力検出装置 |
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| Country | Link |
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| JP (1) | JP5663120B2 (ja) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2014197590A3 (en) * | 2013-06-07 | 2015-04-09 | Entegris, Inc. | Sensor with protective layer |
| WO2015062620A1 (en) * | 2013-10-28 | 2015-05-07 | Inficon Gmbh | A method for preventing gases and fluids to penetrate a surface of an object |
| CN120955015A (zh) * | 2025-10-15 | 2025-11-14 | 上海新微技术研发中心有限公司 | 一种高通量通孔缺陷检测系统和方法 |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102024103140A1 (de) * | 2024-02-05 | 2025-08-07 | Vega Grieshaber Kg | Druckmesszelle mit amorphem metall |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10132691A (ja) * | 1996-10-31 | 1998-05-22 | Hitachi Ltd | ダイアフラム |
| US6030709A (en) * | 1996-04-12 | 2000-02-29 | Grundfos A/S | Electronic component |
| JP2002214059A (ja) * | 2001-01-18 | 2002-07-31 | Teijin Seiki Co Ltd | シリコンダイアフラムを有する静電容量型真空計 |
| JP2002267560A (ja) * | 2001-03-13 | 2002-09-18 | Anelva Corp | 圧力センサの製造方法 |
-
2010
- 2010-12-27 JP JP2010291240A patent/JP5663120B2/ja active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6030709A (en) * | 1996-04-12 | 2000-02-29 | Grundfos A/S | Electronic component |
| JPH10132691A (ja) * | 1996-10-31 | 1998-05-22 | Hitachi Ltd | ダイアフラム |
| JP2002214059A (ja) * | 2001-01-18 | 2002-07-31 | Teijin Seiki Co Ltd | シリコンダイアフラムを有する静電容量型真空計 |
| JP2002267560A (ja) * | 2001-03-13 | 2002-09-18 | Anelva Corp | 圧力センサの製造方法 |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2014197590A3 (en) * | 2013-06-07 | 2015-04-09 | Entegris, Inc. | Sensor with protective layer |
| JP2016522413A (ja) * | 2013-06-07 | 2016-07-28 | インテグリス・インコーポレーテッド | 保護層を有するセンサー |
| US10175133B2 (en) | 2013-06-07 | 2019-01-08 | Entegris, Inc. | Sensor with protective layer |
| TWI650538B (zh) * | 2013-06-07 | 2019-02-11 | 美商恩特葛瑞斯股份有限公司 | 具有保護層之感應器 |
| WO2015062620A1 (en) * | 2013-10-28 | 2015-05-07 | Inficon Gmbh | A method for preventing gases and fluids to penetrate a surface of an object |
| GB2537984A (en) * | 2013-10-28 | 2016-11-02 | Inficon Gmbh | A method for preventing gases and fluids to penetrate a surface of an object |
| US10190932B2 (en) | 2013-10-28 | 2019-01-29 | Inficon Gmbh | Method for preventing gases and fluids to penetrate a surface of an object |
| GB2537984B (en) * | 2013-10-28 | 2019-02-27 | Inficon Gmbh | A method for preventing gases and fluids to penetrate a surface of an object |
| CN120955015A (zh) * | 2025-10-15 | 2025-11-14 | 上海新微技术研发中心有限公司 | 一种高通量通孔缺陷检测系统和方法 |
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| JP5663120B2 (ja) | 2015-02-04 |
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