JPH0248956Y2 - - Google Patents

Info

Publication number
JPH0248956Y2
JPH0248956Y2 JP1983017876U JP1787683U JPH0248956Y2 JP H0248956 Y2 JPH0248956 Y2 JP H0248956Y2 JP 1983017876 U JP1983017876 U JP 1983017876U JP 1787683 U JP1787683 U JP 1787683U JP H0248956 Y2 JPH0248956 Y2 JP H0248956Y2
Authority
JP
Japan
Prior art keywords
counter
gas
meter
flow rate
display
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
Application number
JP1983017876U
Other languages
English (en)
Japanese (ja)
Other versions
JPS59123799U (ja
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 JP1787683U priority Critical patent/JPS59123799U/ja
Publication of JPS59123799U publication Critical patent/JPS59123799U/ja
Application granted granted Critical
Publication of JPH0248956Y2 publication Critical patent/JPH0248956Y2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Examining Or Testing Airtightness (AREA)
  • Pipeline Systems (AREA)
  • Emergency Alarm Devices (AREA)
JP1787683U 1983-02-09 1983-02-09 漏れ調査装置 Granted JPS59123799U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1787683U JPS59123799U (ja) 1983-02-09 1983-02-09 漏れ調査装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1787683U JPS59123799U (ja) 1983-02-09 1983-02-09 漏れ調査装置

Publications (2)

Publication Number Publication Date
JPS59123799U JPS59123799U (ja) 1984-08-20
JPH0248956Y2 true JPH0248956Y2 (cs) 1990-12-21

Family

ID=30149099

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1787683U Granted JPS59123799U (ja) 1983-02-09 1983-02-09 漏れ調査装置

Country Status (1)

Country Link
JP (1) JPS59123799U (cs)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5232590B2 (cs) * 1972-11-16 1977-08-23
JPS5338944B2 (cs) * 1973-02-21 1978-10-18
JPS56162029A (en) * 1980-05-19 1981-12-12 Hitachi Ltd Water leakage detecting method
JPS5814015A (ja) * 1981-07-17 1983-01-26 Motohiro Gotanda ガス異常使用検知装置

Also Published As

Publication number Publication date
JPS59123799U (ja) 1984-08-20

Similar Documents

Publication Publication Date Title
US4437336A (en) Device of integrating a small amount of flow of fluid for leak detection
US4093871A (en) Correction circuit
JPH0248956Y2 (cs)
US4366373A (en) Event rate counter
JPH0248957Y2 (cs)
SU1190293A1 (ru) Фазометр
RU1778717C (ru) Измеритель мощности дозы
SU1716522A1 (ru) Устройство дл контрол сдвига фаз двух сигналов
SU879554A1 (ru) Устройство дл допускового контрол периода
SU469948A1 (ru) Цифровой измеритель временных интервалов с автоматическим контролем точности измерени
KR0167172B1 (ko) 원격표시장치
SU533905A1 (ru) Цифровой, усредн ющий измеритель временных интервалов
SU855522A1 (ru) Измеритель частотно-временных параметров электрических сигналов
US3089085A (en) Signal-controlled timer
SU1679404A1 (ru) Измеритель отклонений частоты от заданного значени
SU892335A1 (ru) Цифровой след щий частотомер
SU886265A1 (ru) Устройство дл контрол временных параметров номеронабирател
SU379910A1 (ru) Способ измерения времени срабатывания реле понижения частоты
SU411410A1 (ru) Устройство дл автоматической регистрации характеристик счетчиков дерных излучений 1,02
JP2001083182A (ja) 平均電力計測機能付き誘導形電力量計
SU1216746A1 (ru) Логический пробник
SU565258A1 (ru) Устройство дл измерени и фиксации скорости изменени частоты в энергостстеме
SU731393A1 (ru) Частотомер
US2712610A (en) Radiation monitor
JPH0115802B2 (cs)