JP2532867Y2 - 差圧リレー試験器 - Google Patents

差圧リレー試験器

Info

Publication number
JP2532867Y2
JP2532867Y2 JP7865990U JP7865990U JP2532867Y2 JP 2532867 Y2 JP2532867 Y2 JP 2532867Y2 JP 7865990 U JP7865990 U JP 7865990U JP 7865990 U JP7865990 U JP 7865990U JP 2532867 Y2 JP2532867 Y2 JP 2532867Y2
Authority
JP
Japan
Prior art keywords
pipe
pressure
relay
differential pressure
valve
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
JP7865990U
Other languages
English (en)
Japanese (ja)
Other versions
JPH0438542U (enrdf_load_stackoverflow
Inventor
慧 岡村
典昭 長尾
朝英 嵩島
茂雄 犬伏
弘幸 中居
隆夫 西井
正 彦阪
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.)
Nippon Telegraph and Telephone Corp
Original Assignee
Nippon Telegraph and Telephone Corp
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 Nippon Telegraph and Telephone Corp filed Critical Nippon Telegraph and Telephone Corp
Priority to JP7865990U priority Critical patent/JP2532867Y2/ja
Publication of JPH0438542U publication Critical patent/JPH0438542U/ja
Application granted granted Critical
Publication of JP2532867Y2 publication Critical patent/JP2532867Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Measuring Fluid Pressure (AREA)
  • Testing Electric Properties And Detecting Electric Faults (AREA)
JP7865990U 1990-07-26 1990-07-26 差圧リレー試験器 Expired - Lifetime JP2532867Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7865990U JP2532867Y2 (ja) 1990-07-26 1990-07-26 差圧リレー試験器

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7865990U JP2532867Y2 (ja) 1990-07-26 1990-07-26 差圧リレー試験器

Publications (2)

Publication Number Publication Date
JPH0438542U JPH0438542U (enrdf_load_stackoverflow) 1992-03-31
JP2532867Y2 true JP2532867Y2 (ja) 1997-04-16

Family

ID=31622126

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7865990U Expired - Lifetime JP2532867Y2 (ja) 1990-07-26 1990-07-26 差圧リレー試験器

Country Status (1)

Country Link
JP (1) JP2532867Y2 (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102119831B1 (ko) * 2018-11-09 2020-06-05 (주) 휴미시스템 매립형 차압계에 사용되는 커버판넬

Also Published As

Publication number Publication date
JPH0438542U (enrdf_load_stackoverflow) 1992-03-31

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