JPS57500125A - - Google Patents

Info

Publication number
JPS57500125A
JPS57500125A JP50068580A JP50068580A JPS57500125A JP S57500125 A JPS57500125 A JP S57500125A JP 50068580 A JP50068580 A JP 50068580A JP 50068580 A JP50068580 A JP 50068580A JP S57500125 A JPS57500125 A JP S57500125A
Authority
JP
Japan
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
JP50068580A
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
Publication of JPS57500125A publication Critical patent/JPS57500125A/ja
Pending legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62C—FIRE-FIGHTING
    • A62C37/00—Control of fire-fighting equipment
    • A62C37/50—Testing or indicating devices for determining the state of readiness of the equipment
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K37/00—Special means in or on valves or other cut-off apparatus for indicating or recording operation thereof, or for enabling an alarm to be given
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L19/00—Details of, or accessories for, apparatus for measuring steady or quasi-steady pressure of a fluent medium insofar as such details or accessories are not special to particular types of pressure gauges
    • G01L19/08—Means for indicating or recording, e.g. for remote indication
    • G01L19/12—Alarms or signals
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M3/00—Investigating fluid-tightness of structures
    • G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
    • G01M3/26—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors
JP50068580A 1980-02-22 1980-02-22 Pending JPS57500125A (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/US1980/000180 WO1981002484A1 (en) 1980-02-22 1980-02-22 Leak detection apparatus

Publications (1)

Publication Number Publication Date
JPS57500125A true JPS57500125A (ja) 1982-01-21

Family

ID=22154213

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50068580A Pending JPS57500125A (ja) 1980-02-22 1980-02-22

Country Status (4)

Country Link
EP (1) EP0046748A4 (ja)
JP (1) JPS57500125A (ja)
CA (1) CA1152605A (ja)
WO (1) WO1981002484A1 (ja)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1198860B (it) * 1984-06-08 1988-12-21 Mario Gonzi Dispositivo intecettore di microtrafilamenti,per evitare e/o segnalare perdite d'olio in impianti idraulici e per impieghi equivalenti
FR2676931B1 (fr) * 1991-05-29 1994-04-01 Simon Beril Jean Claude Dispositif electronique de controle et de surveillance d'un extincteur mobile d'incendie.
CA2102838A1 (en) * 1992-11-11 1994-05-12 Takamasa Hattori Sprinkler head having a checking means for checking that fluid has been filled inside of a sprinkler head body and method for checking that the fluid has been filled using such sprinkler head
US7728715B2 (en) 1996-01-23 2010-06-01 En-Gauge, Inc. Remote monitoring
US7450020B2 (en) 1996-01-23 2008-11-11 Mija Industries, Inc. Signaling pressure detection assembly
US5775430A (en) 1996-01-23 1998-07-07 Mija Industries, Inc. Electroluminescent signalling fire extinguisher
US7174783B2 (en) 1996-01-23 2007-02-13 Mija Industries, Inc. Remote monitoring of fluid containers
US7271704B2 (en) 1996-01-23 2007-09-18 Mija Industries, Inc. Transmission of data to emergency response personnel
US6585055B2 (en) 1996-01-23 2003-07-01 Mija Industries, Inc. Remote fire extinguisher station inspection
US7174769B2 (en) 1996-01-23 2007-02-13 Mija Industries, Inc. Monitoring contents of fluid containers
US7188679B2 (en) 1996-01-23 2007-03-13 Mija Industries, Inc. Remote fire extinguisher station inspection
US8210047B2 (en) 1996-01-23 2012-07-03 En-Gauge, Inc. Remote fire extinguisher station inspection
LU90629B1 (de) 2000-08-10 2006-02-21 Luxembourg Patent Co Vorrichtung zum Feststellen eines Gasverlustes auseinem Kohlendioxid-Druckbeh{lter.
US9609287B2 (en) 2005-03-02 2017-03-28 En-Gauge, Inc. Remote monitoring
US8749373B2 (en) 2008-02-13 2014-06-10 En-Gauge, Inc. Emergency equipment power sources
US8981927B2 (en) 2008-02-13 2015-03-17 En-Gauge, Inc. Object Tracking with emergency equipment
US9041534B2 (en) 2011-01-26 2015-05-26 En-Gauge, Inc. Fluid container resource management
CN103616119B (zh) * 2013-11-29 2016-06-15 北京北机机电工业有限责任公司 压力监测装置和采用该压力监测装置的灭火器
CN112833270B (zh) * 2021-02-05 2022-12-13 河北宏科庆能环保设备有限公司 一种天然气输送管道

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3132235A (en) * 1961-08-22 1964-05-05 Air Reduction Pilot operated control device
US3327079A (en) * 1964-03-12 1967-06-20 Bosch Gmbh Robert Magnetically operated electric switch
US3451423A (en) * 1967-12-15 1969-06-24 Hills Mccanna Co Fluid actuated diaphragm valve
US3517692A (en) * 1968-07-10 1970-06-30 Us Air Force Pressure relief valve assembly
CH532738A (de) * 1971-08-18 1973-01-15 Fischer Ag Georg Fernsteuerbares Membranventil
US3859619A (en) * 1972-07-11 1975-01-07 Nippon Denso Co Valve operation detecting device

Also Published As

Publication number Publication date
EP0046748A4 (en) 1982-09-03
WO1981002484A1 (en) 1981-09-03
EP0046748A1 (en) 1982-03-10
CA1152605A (en) 1983-08-23

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