JPH0299332U - - Google Patents

Info

Publication number
JPH0299332U
JPH0299332U JP778389U JP778389U JPH0299332U JP H0299332 U JPH0299332 U JP H0299332U JP 778389 U JP778389 U JP 778389U JP 778389 U JP778389 U JP 778389U JP H0299332 U JPH0299332 U JP H0299332U
Authority
JP
Japan
Prior art keywords
insulating film
metal diaphragm
strain
generating portion
stress sensor
Prior art date
Legal status (The legal status 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 status listed.)
Pending
Application number
JP778389U
Other languages
English (en)
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.)
Filing date
Publication date
Application filed filed Critical
Priority to JP778389U priority Critical patent/JPH0299332U/ja
Publication of JPH0299332U publication Critical patent/JPH0299332U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Measuring Fluid Pressure (AREA)

Description

【図面の簡単な説明】
第1図は本考案の第1の実施例に係る圧力セン
サの縦断面図、第2図は本考案の第2の実施例に
係る圧力センサの縦断面図、第3図は従来技術に
係る圧力センサの縦断面図である。 1,31……ダイヤフラム、1B,33……起
歪部、3……絶縁膜、4,5……半導体歪ゲージ
、21,35……緩衝膜。

Claims (1)

    【実用新案登録請求の範囲】
  1. 外力を受ける起歪部を有する金属製ダイヤフラ
    ムと、該金属製ダイヤフラムの起歪部に設けられ
    た絶縁膜と、該絶縁膜上に設けられた半導体歪ゲ
    ージとからなる応力センサにおいて、前記金属ダ
    イヤフラムの起歪部と絶縁膜との間に該金属製ダ
    イヤフラムの熱膨張率より小さく、前記絶縁膜の
    熱膨張率より大きい熱膨張率を有する緩衝膜を設
    けたことを特徴とする応力センサ。
JP778389U 1989-01-26 1989-01-26 Pending JPH0299332U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP778389U JPH0299332U (ja) 1989-01-26 1989-01-26

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP778389U JPH0299332U (ja) 1989-01-26 1989-01-26

Publications (1)

Publication Number Publication Date
JPH0299332U true JPH0299332U (ja) 1990-08-08

Family

ID=31213091

Family Applications (1)

Application Number Title Priority Date Filing Date
JP778389U Pending JPH0299332U (ja) 1989-01-26 1989-01-26

Country Status (1)

Country Link
JP (1) JPH0299332U (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007271280A (ja) * 2006-03-30 2007-10-18 Denso Corp 圧力センサ
JP2013234955A (ja) * 2012-05-10 2013-11-21 Nippon Soken Inc 圧力センサおよびその製造方法

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007271280A (ja) * 2006-03-30 2007-10-18 Denso Corp 圧力センサ
JP2013234955A (ja) * 2012-05-10 2013-11-21 Nippon Soken Inc 圧力センサおよびその製造方法

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