KR102488245B1 - 압력센서 및 그 제조 방법 - Google Patents
압력센서 및 그 제조 방법 Download PDFInfo
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- KR102488245B1 KR102488245B1 KR1020160082630A KR20160082630A KR102488245B1 KR 102488245 B1 KR102488245 B1 KR 102488245B1 KR 1020160082630 A KR1020160082630 A KR 1020160082630A KR 20160082630 A KR20160082630 A KR 20160082630A KR 102488245 B1 KR102488245 B1 KR 102488245B1
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- resistors
- sensor
- printing
- pressure sensor
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L9/00—Measuring steady of quasi-steady pressure of fluid or fluent solid material by electric or magnetic pressure-sensitive elements; Transmitting or indicating the displacement of mechanical pressure-sensitive elements, used to measure the steady or quasi-steady pressure of a fluid or fluent solid material, by electric or magnetic means
- G01L9/02—Measuring steady of quasi-steady pressure of fluid or fluent solid material by electric or magnetic pressure-sensitive elements; Transmitting or indicating the displacement of mechanical pressure-sensitive elements, used to measure the steady or quasi-steady pressure of a fluid or fluent solid material, by electric or magnetic means by making use of variations in ohmic resistance, e.g. of potentiometers, electric circuits therefor, e.g. bridges, amplifiers or signal conditioning
- G01L9/04—Measuring steady of quasi-steady pressure of fluid or fluent solid material by electric or magnetic pressure-sensitive elements; Transmitting or indicating the displacement of mechanical pressure-sensitive elements, used to measure the steady or quasi-steady pressure of a fluid or fluent solid material, by electric or magnetic means by making use of variations in ohmic resistance, e.g. of potentiometers, electric circuits therefor, e.g. bridges, amplifiers or signal conditioning of resistance-strain gauges
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L9/00—Measuring steady of quasi-steady pressure of fluid or fluent solid material by electric or magnetic pressure-sensitive elements; Transmitting or indicating the displacement of mechanical pressure-sensitive elements, used to measure the steady or quasi-steady pressure of a fluid or fluent solid material, by electric or magnetic means
- G01L9/0041—Transmitting or indicating the displacement of flexible diaphragms
- G01L9/0042—Constructional details associated with semiconductive diaphragm sensors, e.g. etching, or constructional details of non-semiconductive diaphragms
- G01L9/0044—Constructional details of non-semiconductive diaphragms
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L7/00—Measuring the steady or quasi-steady pressure of a fluid or a fluent solid material by mechanical or fluid pressure-sensitive elements
- G01L7/02—Measuring the steady or quasi-steady pressure of a fluid or a fluent solid material by mechanical or fluid pressure-sensitive elements in the form of elastically-deformable gauges
- G01L7/08—Measuring the steady or quasi-steady pressure of a fluid or a fluent solid material by mechanical or fluid pressure-sensitive elements in the form of elastically-deformable gauges of the flexible-diaphragm type
- G01L7/082—Measuring the steady or quasi-steady pressure of a fluid or a fluent solid material by mechanical or fluid pressure-sensitive elements in the form of elastically-deformable gauges of the flexible-diaphragm type construction or mounting of diaphragms
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L9/00—Measuring steady of quasi-steady pressure of fluid or fluent solid material by electric or magnetic pressure-sensitive elements; Transmitting or indicating the displacement of mechanical pressure-sensitive elements, used to measure the steady or quasi-steady pressure of a fluid or fluent solid material, by electric or magnetic means
- G01L9/0041—Transmitting or indicating the displacement of flexible diaphragms
- G01L9/0051—Transmitting or indicating the displacement of flexible diaphragms using variations in ohmic resistance
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L9/00—Measuring steady of quasi-steady pressure of fluid or fluent solid material by electric or magnetic pressure-sensitive elements; Transmitting or indicating the displacement of mechanical pressure-sensitive elements, used to measure the steady or quasi-steady pressure of a fluid or fluent solid material, by electric or magnetic means
- G01L9/0041—Transmitting or indicating the displacement of flexible diaphragms
- G01L9/0051—Transmitting or indicating the displacement of flexible diaphragms using variations in ohmic resistance
- G01L9/0052—Transmitting or indicating the displacement of flexible diaphragms using variations in ohmic resistance of piezoresistive elements
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L9/00—Measuring steady of quasi-steady pressure of fluid or fluent solid material by electric or magnetic pressure-sensitive elements; Transmitting or indicating the displacement of mechanical pressure-sensitive elements, used to measure the steady or quasi-steady pressure of a fluid or fluent solid material, by electric or magnetic means
- G01L9/0041—Transmitting or indicating the displacement of flexible diaphragms
- G01L9/0072—Transmitting or indicating the displacement of flexible diaphragms using variations in capacitance
- G01L9/0075—Transmitting or indicating the displacement of flexible diaphragms using variations in capacitance using a ceramic diaphragm, e.g. alumina, fused quartz, glass
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D23/00—Control of temperature
- G05D23/01—Control of temperature without auxiliary power
- G05D23/12—Control of temperature without auxiliary power with sensing element responsive to pressure or volume changes in a confined fluid
- G05D23/121—Control of temperature without auxiliary power with sensing element responsive to pressure or volume changes in a confined fluid characterised by the sensing element
- G05D23/122—Control of temperature without auxiliary power with sensing element responsive to pressure or volume changes in a confined fluid characterised by the sensing element using a plurality of sensing elements
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Analytical Chemistry (AREA)
- Ceramic Engineering (AREA)
- Automation & Control Theory (AREA)
- Measuring Fluid Pressure (AREA)
Abstract
Description
도 2는, 도 1에 도시된 압력센서의 센서 부근을 나타내는 확대 단면도이다.
도 3은, 도 1에 도시된 압력센서에 있어서의 센서의 정면도이다.
도 4a는, 도 3에 있어서의 저항체의 배치를 나타내는 센서의 정면도이다.
도 4b는, 종래기술에 따른 저항체의 배치를 나타낸 센서의 정면도이다.
12: 유로
14: 몸체
16: 홀더
18: 센서
38: 베이스체(base body)
40a 내지 40d: 저항체
42: 배선
44: 전극
46: 제1 보호막
48: 제2 보호막
50: 볼록부
56: 다이어프램부
Claims (4)
- 압력유체가 도입되는 유로(12)를 갖는 몸체(14)와, 이 몸체(14)의 단부에 설치되어 상기 유로(12)를 향하는 박막 형상의 다이어프램부(56)를 갖는 세라믹제의 센서(18)를 포함하는 압력센서(10)에 있어서,
상기 다이어프램부(56)에는, 후막 인쇄에 의해서 인쇄된 복수의 저항체(40a 내지 40d)가 서로 소정간격 이격되어 일직선상으로 제공됨과 함께,
상기 복수의 저항체(40a 내지 40d)가 장착되는 상기 센서(18)의 단면에는, 상기 다이어프램부(56)의 직경방향 외측이 되는 위치에 볼록부(50)가 설치되고, 상기 볼록부(50)는 상기 복수의 저항체(40a 내지 40d)와 동일한 재료로 또한 동일한 높이로 형성되는, 압력센서. - 청구항 1에 있어서,
상기 저항체(40a 내지 40d)는, 적어도 일렬 이상 제공되는, 압력센서. - 세라믹제의 센서(18)를 갖는 압력센서를 제조하는 제조 방법에 있어서,
상기 센서(18)에 대해서 표면 처리를 실시한 후, 도전성 페이스트재를 이용하여 후막 인쇄에 의해서 센서(18)의 단면에 대해서 배선을 인쇄하여 소성하는 단계와;
스크린 마스크에 대해서 루테늄계의 후막 저항 페이스트재를 긁음으로써, 이 후막 저항 페이스트재를 긁는 방향과 직교방향으로 복수의 저항체(40a 내지 40d)를 후막 인쇄에 의해서 동시에 일직선상으로 인쇄함과 함께, 상기 센서(18)의 상기 단면에 대해서 상기 복수의 저항체(40a 내지 40d)와 동일한 재료로 또한 동일한 높이로 볼록부(50)를 인쇄하고, 상기 복수의 저항체(40a 내지 40d) 및 상기 볼록부(50)를 소성하는 단계;
를 포함하는, 압력센서의 제조 방법. - 청구항 3에 있어서,
상기 저항체(40a 내지 40d)를 저융점 유리로 이루어지는 제1 보호막(46)으로 덮는 단계와;
상기 저항체(40a 내지 40d)의 저항값이 조정된 후에 상기 제1 보호막(46)을 유기재료로 이루어지는 제2 보호막(48)으로 덮는 단계;
를 더 포함하는, 압력센서의 제조 방법.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2015185686A JP6410105B2 (ja) | 2015-09-18 | 2015-09-18 | 圧力センサ及びその製造方法 |
JPJP-P-2015-185686 | 2015-09-18 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20170034301A KR20170034301A (ko) | 2017-03-28 |
KR102488245B1 true KR102488245B1 (ko) | 2023-01-16 |
Family
ID=58224775
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020160082630A Active KR102488245B1 (ko) | 2015-09-18 | 2016-06-30 | 압력센서 및 그 제조 방법 |
Country Status (6)
Country | Link |
---|---|
US (1) | US10048147B2 (ko) |
JP (1) | JP6410105B2 (ko) |
KR (1) | KR102488245B1 (ko) |
CN (1) | CN106546373B (ko) |
DE (1) | DE102016111623A1 (ko) |
TW (1) | TWI664406B (ko) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP6410105B2 (ja) | 2015-09-18 | 2018-10-24 | Smc株式会社 | 圧力センサ及びその製造方法 |
JP6340734B2 (ja) * | 2015-09-18 | 2018-06-13 | Smc株式会社 | 圧力センサ |
DE102016218211A1 (de) * | 2016-09-22 | 2018-03-22 | Robert Bosch Gmbh | Drucksensor zur Erfassung eines Drucks eines fluiden Mediums in einem Messraum |
IT201700103447A1 (it) * | 2017-09-15 | 2019-03-15 | Kolektor Microtel S P A | Sensore di pressione ceramico |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2004053424A (ja) * | 2002-07-19 | 2004-02-19 | Matsushita Electric Works Ltd | 機械的変形量検出センサ及びそれを用いた加速度センサ、圧力センサ |
Family Cites Families (26)
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JPS60152949U (ja) * | 1984-03-21 | 1985-10-11 | 株式会社東海理化電機製作所 | セラミツク圧力センサ |
JPH041472Y2 (ko) * | 1984-11-30 | 1992-01-20 | ||
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JPH0319940U (ko) | 1989-07-07 | 1991-02-27 | ||
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JPH0663895B2 (ja) * | 1991-10-23 | 1994-08-22 | 株式会社東海理化電機製作所 | セラミック圧力センサ及びその製造方法 |
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JP2009085931A (ja) | 2007-10-03 | 2009-04-23 | Valcom:Kk | 圧力センサ |
DE102008051400A1 (de) | 2008-10-11 | 2010-06-17 | Metallux Ag | Drucksensor |
KR101232613B1 (ko) * | 2011-04-22 | 2013-02-15 | 대양전기공업 주식회사 | 금속 다이아프램을 구비한 후막형 압력측정센서 및 상기 압력측정센서의 제조방법 |
JP5594541B2 (ja) * | 2012-02-09 | 2014-09-24 | Smc株式会社 | 圧力検出器 |
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JP6340734B2 (ja) * | 2015-09-18 | 2018-06-13 | Smc株式会社 | 圧力センサ |
JP6410105B2 (ja) | 2015-09-18 | 2018-10-24 | Smc株式会社 | 圧力センサ及びその製造方法 |
IT201600081649A1 (it) | 2016-08-03 | 2018-02-03 | Kolektor Microtel S P A | Sensore di pressione piezoresistivo munito di resistore di calibrazione dell’offset |
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2015
- 2015-09-18 JP JP2015185686A patent/JP6410105B2/ja active Active
-
2016
- 2016-06-10 US US15/179,232 patent/US10048147B2/en active Active
- 2016-06-24 DE DE102016111623.8A patent/DE102016111623A1/de active Pending
- 2016-06-27 TW TW105120153A patent/TWI664406B/zh active
- 2016-06-30 CN CN201610506057.8A patent/CN106546373B/zh active Active
- 2016-06-30 KR KR1020160082630A patent/KR102488245B1/ko active Active
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2004053424A (ja) * | 2002-07-19 | 2004-02-19 | Matsushita Electric Works Ltd | 機械的変形量検出センサ及びそれを用いた加速度センサ、圧力センサ |
Also Published As
Publication number | Publication date |
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CN106546373B (zh) | 2020-03-10 |
TW201712310A (zh) | 2017-04-01 |
KR20170034301A (ko) | 2017-03-28 |
US10048147B2 (en) | 2018-08-14 |
JP6410105B2 (ja) | 2018-10-24 |
DE102016111623A1 (de) | 2017-03-23 |
JP2017058340A (ja) | 2017-03-23 |
CN106546373A (zh) | 2017-03-29 |
TWI664406B (zh) | 2019-07-01 |
US20170082512A1 (en) | 2017-03-23 |
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