JP2518809Y2 - 配管異常警報装置 - Google Patents

配管異常警報装置

Info

Publication number
JP2518809Y2
JP2518809Y2 JP8288790U JP8288790U JP2518809Y2 JP 2518809 Y2 JP2518809 Y2 JP 2518809Y2 JP 8288790 U JP8288790 U JP 8288790U JP 8288790 U JP8288790 U JP 8288790U JP 2518809 Y2 JP2518809 Y2 JP 2518809Y2
Authority
JP
Japan
Prior art keywords
timer
pressure sensor
gas
reset
pressure
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.)
Expired - Lifetime
Application number
JP8288790U
Other languages
English (en)
Japanese (ja)
Other versions
JPH0441645U (da
Inventor
誠逸 角川
悟史 上田
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
ITO KOKI CO., LTD.
Original Assignee
ITO KOKI CO., LTD.
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 ITO KOKI CO., LTD. filed Critical ITO KOKI CO., LTD.
Priority to JP8288790U priority Critical patent/JP2518809Y2/ja
Publication of JPH0441645U publication Critical patent/JPH0441645U/ja
Application granted granted Critical
Publication of JP2518809Y2 publication Critical patent/JP2518809Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Measuring Fluid Pressure (AREA)
  • Examining Or Testing Airtightness (AREA)
  • Emergency Alarm Devices (AREA)
  • Measuring Volume Flow (AREA)
JP8288790U 1990-08-02 1990-08-02 配管異常警報装置 Expired - Lifetime JP2518809Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8288790U JP2518809Y2 (ja) 1990-08-02 1990-08-02 配管異常警報装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8288790U JP2518809Y2 (ja) 1990-08-02 1990-08-02 配管異常警報装置

Publications (2)

Publication Number Publication Date
JPH0441645U JPH0441645U (da) 1992-04-08
JP2518809Y2 true JP2518809Y2 (ja) 1996-11-27

Family

ID=31630092

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8288790U Expired - Lifetime JP2518809Y2 (ja) 1990-08-02 1990-08-02 配管異常警報装置

Country Status (1)

Country Link
JP (1) JP2518809Y2 (da)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5221867B2 (ja) * 2006-11-08 2013-06-26 戸田建設株式会社 管理区域の負圧環境維持システム
JP4210305B2 (ja) * 2007-01-12 2009-01-14 近藤工業株式会社 石綿含有吹付け材および／または石綿含有材の除去作業エリア内部の負圧監視システム

Also Published As

Publication number Publication date
JPH0441645U (da) 1992-04-08

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