JPS615440U - 圧力変化測定装置 - Google Patents

圧力変化測定装置

Info

Publication number
JPS615440U
JPS615440U JP8917984U JP8917984U JPS615440U JP S615440 U JPS615440 U JP S615440U JP 8917984 U JP8917984 U JP 8917984U JP 8917984 U JP8917984 U JP 8917984U JP S615440 U JPS615440 U JP S615440U
Authority
JP
Japan
Prior art keywords
pressure
measuring device
change measuring
pressure change
branch pipes
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.)
Granted
Application number
JP8917984U
Other languages
English (en)
Other versions
JPH0514187Y2 (ja
Inventor
勉 白橋
Original Assignee
三菱重工業株式会社
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 三菱重工業株式会社 filed Critical 三菱重工業株式会社
Priority to JP8917984U priority Critical patent/JPS615440U/ja
Publication of JPS615440U publication Critical patent/JPS615440U/ja
Application granted granted Critical
Publication of JPH0514187Y2 publication Critical patent/JPH0514187Y2/ja
Granted 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。

Description

【図面の簡単な説明】
第１図は本考案の一実施例を示す系統図、第２図は本考
案をボイラーの燃料配管のリーク監視に適用した実施例
を示すブロック線図である。 １・・・・・・配管タンク、２・・・・・・差圧スイッ
チ、３・・・・・・電磁弁、４・・・・・・基準側（１
次側）圧力室、５・・・・・・測定側（２次側）圧力室
、６・・・・・・リークチェック開始指令、７・・・・
・・全開、８・・・・・・タイマー、９・・・・・・導
圧管、１０・・・・・・タイマー、１１・・・・・・リ
ークチェック時間完了、１２・・・・・・差圧スイッチ
動作、１３・・・・一・論理積、１４・・・・・・リー
ク有り、１５・・・・・・否定、１６・・・・・・論理
積、１７・・・・・・リーク無し、１８・・・・・・差
圧発信器。

Claims (1)

    【実用新案登録請求の範囲】
  1. 内部がダイアフラムを介して左右の可撓性圧力チャンパ
    ーに仕切られた気密性圧カチャンバーと、該気密性圧カ
    チャンバーに付設され上記左右の圧カチャンバー間の差
    圧を検出する差圧計と、一端が被検体に接続されＹ字状
    に分岐した左右の分岐管の管端がそれそれ上記左右の各
    圧カチャンパーに連通ずる導圧管と、上記分岐管の一方
    に挿入された開閉弁とを具えたことを特徴とする圧力変
    化測定装置。
JP8917984U 1984-06-15 1984-06-15 圧力変化測定装置 Granted JPS615440U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8917984U JPS615440U (ja) 1984-06-15 1984-06-15 圧力変化測定装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8917984U JPS615440U (ja) 1984-06-15 1984-06-15 圧力変化測定装置

Publications (2)

Publication Number Publication Date
JPS615440U true JPS615440U (ja) 1986-01-13
JPH0514187Y2 JPH0514187Y2 (ja) 1993-04-15

Family

ID=30643005

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8917984U Granted JPS615440U (ja) 1984-06-15 1984-06-15 圧力変化測定装置

Country Status (1)

Country Link
JP (1) JPS615440U (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05170225A (ja) * 1991-12-19 1993-07-09 Hoshizaki Electric Co Ltd 真空包装装置

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4725579U (ja) * 1971-04-09 1972-11-22
JPS5268480A (en) * 1975-12-04 1977-06-07 Fukuda Kk Calibration valve device for comparison type pressure measuring apparatus

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4725579U (ja) * 1971-04-09 1972-11-22
JPS5268480A (en) * 1975-12-04 1977-06-07 Fukuda Kk Calibration valve device for comparison type pressure measuring apparatus

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05170225A (ja) * 1991-12-19 1993-07-09 Hoshizaki Electric Co Ltd 真空包装装置

Also Published As

Publication number Publication date
JPH0514187Y2 (ja) 1993-04-15

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