JPS59149039U - semiconductor differential pressure detector - Google Patents

semiconductor differential pressure detector

Info

Publication number
JPS59149039U
JPS59149039U JP4210483U JP4210483U JPS59149039U JP S59149039 U JPS59149039 U JP S59149039U JP 4210483 U JP4210483 U JP 4210483U JP 4210483 U JP4210483 U JP 4210483U JP S59149039 U JPS59149039 U JP S59149039U
Authority
JP
Japan
Prior art keywords
pressure
differential pressure
pressure detector
receiving part
semiconductor differential
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
JP4210483U
Other languages
Japanese (ja)
Inventor
山本 芳己
Original Assignee
株式会社日立製作所
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 by 株式会社日立製作所 filed Critical 株式会社日立製作所
Priority to JP4210483U priority Critical patent/JPS59149039U/en
Publication of JPS59149039U publication Critical patent/JPS59149039U/en
Pending legal-status Critical Current

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  • Measuring Fluid Pressure (AREA)

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。
(57) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第1図は本考案の一実施例の差圧検出器の断面図、第2
図及び第3図は過負荷保護状態を示す断′ 面図である
。 1・・・受圧ハウジング、2.3・・・シールダイアフ
ラム、4.5・・・封入液、6・・・センサ支持台、7
・・・センサ、8・・・過負荷保護ベロー、9・・・過
大圧力吸収膜、10.11・・・プレート、12.13
・・・0す゛ング、14.15・・・弁座、16.17
・・・通路。
Fig. 1 is a sectional view of a differential pressure detector according to an embodiment of the present invention;
3 and 3 are cross-sectional views showing the overload protection state. DESCRIPTION OF SYMBOLS 1... Pressure receiving housing, 2.3... Seal diaphragm, 4.5... Filled liquid, 6... Sensor support stand, 7
... Sensor, 8 ... Overload protection bellow, 9 ... Excessive pressure absorption membrane, 10.11 ... Plate, 12.13
...0 swing, 14.15...valve seat, 16.17
···aisle.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 受圧部とこれの一方の側面に外周が固定された第1ダイ
アフラムと前記受圧部の他方の側面に外周が固定された
第2ダイアフラムと、前記受圧部内にベローを有し、前
記ベローの一方へ高圧流体の圧力が、他方へ低圧流体の
圧力が作用する差圧検出器において、感圧センサを前記
ベローの内側へ設置したことを特徴とする半導体差圧検
出器。
a pressure receiving part; a first diaphragm having an outer periphery fixed to one side of the pressure receiving part; a second diaphragm having an outer periphery fixed to the other side of the pressure receiving part; and a bellows in the pressure receiving part; A semiconductor differential pressure detector in which the pressure of a high-pressure fluid acts on the other side and the pressure of a low-pressure fluid acts on the other, characterized in that a pressure-sensitive sensor is installed inside the bellows.
JP4210483U 1983-03-25 1983-03-25 semiconductor differential pressure detector Pending JPS59149039U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4210483U JPS59149039U (en) 1983-03-25 1983-03-25 semiconductor differential pressure detector

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4210483U JPS59149039U (en) 1983-03-25 1983-03-25 semiconductor differential pressure detector

Publications (1)

Publication Number Publication Date
JPS59149039U true JPS59149039U (en) 1984-10-05

Family

ID=30172664

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4210483U Pending JPS59149039U (en) 1983-03-25 1983-03-25 semiconductor differential pressure detector

Country Status (1)

Country Link
JP (1) JPS59149039U (en)

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