KR970707558A - 온도센서 및 그 제조방법(temperature sensor and its manufacture) - Google Patents

온도센서 및 그 제조방법(temperature sensor and its manufacture)

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Publication number
KR970707558A
KR970707558A KR1019970702763A KR19970702763A KR970707558A KR 970707558 A KR970707558 A KR 970707558A KR 1019970702763 A KR1019970702763 A KR 1019970702763A KR 19970702763 A KR19970702763 A KR 19970702763A KR 970707558 A KR970707558 A KR 970707558A
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KR
South Korea
Prior art keywords
heat
temperature sensor
resistant cap
sensor according
thermistor element
Prior art date
Application number
KR1019970702763A
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English (en)
Other versions
KR100266058B1 (ko
Inventor
히로키 모리와케
노부하루 카쯔키
쯔요시 타나카
카쯔노리 마쯔바라
다카시 타마이
Original Assignee
모리시타 요이찌
마쯔시다덴기산교 가부시기가이샤
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Publication date
Application filed by 모리시타 요이찌, 마쯔시다덴기산교 가부시기가이샤 filed Critical 모리시타 요이찌
Publication of KR970707558A publication Critical patent/KR970707558A/ko
Application granted granted Critical
Publication of KR100266058B1 publication Critical patent/KR100266058B1/ko

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Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
    • G01K7/00—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements
    • G01K7/16—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using resistive elements
    • G01K7/22—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using resistive elements the element being a non-linear resistance, e.g. thermistor
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01C—RESISTORS
    • H01C7/00—Non-adjustable resistors formed as one or more layers or coatings; Non-adjustable resistors made from powdered conducting material or powdered semi-conducting material with or without insulating material
    • H01C7/04—Non-adjustable resistors formed as one or more layers or coatings; Non-adjustable resistors made from powdered conducting material or powdered semi-conducting material with or without insulating material having negative temperature coefficient
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
    • G01K1/00—Details of thermometers not specially adapted for particular types of thermometer
    • G01K1/08—Protective devices, e.g. casings
    • G01K1/12—Protective devices, e.g. casings for preventing damage due to heat overloading
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01C—RESISTORS
    • H01C1/00—Details
    • H01C1/02—Housing; Enclosing; Embedding; Filling the housing or enclosure
    • H01C1/024—Housing; Enclosing; Embedding; Filling the housing or enclosure the housing or enclosure being hermetically sealed
    • H01C1/026—Housing; Enclosing; Embedding; Filling the housing or enclosure the housing or enclosure being hermetically sealed with gaseous or vacuum spacing between the resistive element and the housing or casing
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49002—Electrical device making
    • Y10T29/49082—Resistor making
    • Y10T29/49085—Thermally variable
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49002—Electrical device making
    • Y10T29/49082—Resistor making
    • Y10T29/49087—Resistor making with envelope or housing
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49002—Electrical device making
    • Y10T29/49082—Resistor making
    • Y10T29/49087—Resistor making with envelope or housing
    • Y10T29/49098—Applying terminal

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  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • General Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Electromagnetism (AREA)
  • Measuring Temperature Or Quantity Of Heat (AREA)
  • Thermistors And Varistors (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)

Abstract

본 발명은, 고온하에 있어서도 서미스터소자의 저항치의 편차가 작은 안정된 온도센서를 제공하는 것을 목적으로 하는 것이다.
그리고, 이 목적을 달성하기 위하여, 본 발명의 온도센서는, 금속제의 내열캡(5)과, 이 내열캡(5)내에 수납한 서미스터소자(1)와, 이 서미스터소자(1)에 전기적으로 접속하는 동시에, 상기 내열캡(5) 밖으로 인출한 적어도 1개 이상의 리이드선(4)을 구비하고, 상기 내열캡(5)은 Ni－Cr을 주성분으로 하는 합금으로 형성한 것이다.

Description

온도센서 및 그 제조방법(TEMPERATURE SENSOR AND ITS MANUFACTURE)
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 본 발명의 일실시예에 있어서의 온도센서의 단면도.

Claims (20)

  1. 금속제의 내열캡과, 이 내열캡 내에 수납한 서미스터소자와, 이 서미스터소자에 전기적으로 접속하는 동시에, 상기 내열캡 밖으로 인출한 적어도 1개이상의 리이드선을 구비하고, 상기 내열캡은 Ni－Cr을 주성분으로 하는 합금으로 형성한 것을 특징으로 하는 온도센서.
  2. 제1항에 있어서, 내열캡의 적어도 안쪽에는, Ni산화물을 함유한 산화물 층을 가진 것을 특징으로 하는 온도센서.
  3. 제1항에 있어서, 서미스터소자는 Mg(Al, Cr, Fe)2O4계 재료, Mg(Al, Cr)2O|4계 재료, (Al, Cr, Fe)2O3계 재료중 어느 1종류를 사용해서 형성된 것을 특징으로 하는 온도센서.
  4. 제1항에 있어서, Cr의 함유량은, 20%이하(단 0%는 제외)인 것을 특징으로 하는 온도센서.
  5. 금속제의 내열캡과, 이 내열캡내에 수납한 서미스터소자와, 이 서미스터소자에 전기적으로 접속하는 동시에, 상기 내열캡과, 이 내열캡 밖으로 인출한 적어도 1개이상의 리이드선을 구비하고, 상기 내열킵은 －Fe을 주성분으로 하는 합금으로 형성한 것을 특징으로 하는 온도센서.
  6. 제5항에 있어서, 내열캡의 적어도 안쪽에는, Ni산화물을 함유한 산화물 층을 가진 것을 특징으로 하는 온도센서.
  7. 제5항에 있어서, 서미스터소자는, Mg(Al, Cr, Fe)2O4계 재료, Mg(Al, Cr)2O|4계 재료, (Al, Cr, Fe)2O3계 재료중 어느 1종류를 사용해서 형성된 것을 특징으로 하는 온도센서.
  8. 제5항에 있어서, Cr의 함유량은 20%이하(단 0%는 제외)인 것을 특징으로 하는 온도센서.
  9. 서미스터재료로 이루어진 성형체에, 소성온도보다도 높은 융점을 가진 금속을 삽입하고, 소결해서 서미스터소자를 얻고, 다음에 이 서미스터소자와 1개이상의 리드선을 가진 다심관을 상기 리드선을 개재해서 접속하고, 이어서 상기 서미스터소자에 Ni－Cr을 주성분으로 하는 합금으로 형성된 내열캡을 씌워서, 이 내열캡과 상기 다심관을 접속하는 것을 특징으로 하는 온도센서의 제조방법.
  10. 제9항에 있어서, 열처리를 실시한 내열캡을 사용하는 것을 특징으로 하는 온도센서의 제조방법.
  11. 제10항에 있어서, 열처리 온도는, 1000∼1200℃인 것을 특징으로 하는 온도센서의 제조방법.
  12. 제9항에 있어서, 열처리는 산화분위기에서 행하는 것을 특징으로 하는 온도센서의 제조방법.
  13. 제12항에 있어서, 열처리 온도는, 1000∼1200℃인 것을 특징으로 하는 온도센서의 제조방법.
  14. 제9항에 있어서, 내열캡과 다심관을 접속한 후, 열처리 행하는 것을 특징으로 하는 온도센서의 제조방법.
  15. 서미스터재료로 이루어진 성형체에, 소성온도보다도 높은 융점을 가진 금속을 삽입하고, 소결해서 서미스터소자를 얻고, 다음에 이 서미스터소자와 1개이상의 리드선을 가진 다심관을 상기 리드선을 개재해서 접속하고, 이어서 상기 서미스터소자에 Ni－Cr－Fe을 주성분으로 하는 합금으로 형성된 내열캡을 사용하는 것을 특징으로 하는 온도센서의 제조방법.
  16. 제15 항에 있어서, 열처리를 실시한 내열캡을 사용하는 것을 특징으로 하는 온도센서의 제조방법.
  17. 제16항에 있어서, 열처리 온도는, 1000∼1200℃인 것을 특징으로 하는 온도센서의 제조방법.
  18. 제15항에 있어서, 열처리는 산화분위기에서 행하는 것을 특징으로 하는 온도센서의 제조방법.
  19. 제18항에 있어서, 열처리 온도는, 1000∼1200℃인 것을 특징으로 하는 온도센서의 제조방법.
  20. 제15항에 있어서, 내열캡과 다심관을 접속한 후, 열처리 행하는 것을 특징으로 하는 온도센서의 제조방법.
    ※ 참고사항：최초출원 내용에 의하여 공개하는 것임.
KR1019970702763A 1995-08-31 1996-08-27 온도센서 및 그 제조방법 KR100266058B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP95-223289 1995-08-31
JP7223289A JP2904066B2 (ja) 1995-08-31 1995-08-31 温度センサ及びその製造方法
PCT/JP1996/002384 WO1997008715A1 (fr) 1995-08-31 1996-08-27 Capteur de temperature et sa production

Publications (2)

Publication Number Publication Date
KR970707558A true KR970707558A (ko) 1997-12-01
KR100266058B1 KR100266058B1 (ko) 2000-09-15

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US (2) US6164819A (ko)
EP (1) EP0795879A4 (ko)
JP (1) JP2904066B2 (ko)
KR (1) KR100266058B1 (ko)
CN (1) CN1101589C (ko)
WO (1) WO1997008715A1 (ko)

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Also Published As

Publication number Publication date
US6164819A (en) 2000-12-26
CN1101589C (zh) 2003-02-12
EP0795879A4 (en) 1998-12-23
JPH0969417A (ja) 1997-03-11
US6272735B1 (en) 2001-08-14
JP2904066B2 (ja) 1999-06-14
KR100266058B1 (ko) 2000-09-15
WO1997008715A1 (fr) 1997-03-06
CN1164927A (zh) 1997-11-12
EP0795879A1 (en) 1997-09-17

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