GB2060871B - Self monitoring warning installation - Google Patents

Self monitoring warning installation

Info

Publication number
GB2060871B
GB2060871B GB8025130A GB8025130A GB2060871B GB 2060871 B GB2060871 B GB 2060871B GB 8025130 A GB8025130 A GB 8025130A GB 8025130 A GB8025130 A GB 8025130A GB 2060871 B GB2060871 B GB 2060871B
Authority
GB
United Kingdom
Prior art keywords
monitoring warning
self monitoring
warning installation
installation
self
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
GB8025130A
Other languages
English (en)
Other versions
GB2060871A (en
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of GB2060871A publication Critical patent/GB2060871A/en
Application granted granted Critical
Publication of GB2060871B publication Critical patent/GB2060871B/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B13/00—Burglar, theft or intruder alarms
    • G08B13/02—Mechanical actuation
    • G08B13/12—Mechanical actuation by the breaking or disturbance of stretched cords or wires
    • G08B13/126—Mechanical actuation by the breaking or disturbance of stretched cords or wires for a housing, e.g. a box, a safe, or a room
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D3/00—Indicating or recording apparatus with provision for the special purposes referred to in the subgroups
    • G01D3/08—Indicating or recording apparatus with provision for the special purposes referred to in the subgroups with provision for safeguarding the apparatus, e.g. against abnormal operation, against breakdown
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
    • G01D5/26—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light
    • G01D5/268—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light using optical fibres
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B17/00—Fire alarms; Alarms responsive to explosion
    • G08B17/06—Electric actuation of the alarm, e.g. using a thermally-operated switch
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B17/00—Fire alarms; Alarms responsive to explosion
    • G08B17/10—Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means
    • G08B17/103—Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means using a light emitting and receiving device
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B23/00—Alarms responsive to unspecified undesired or abnormal conditions
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B17/00—Fire alarms; Alarms responsive to explosion
    • G08B17/10—Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means
    • G08B17/11—Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means using an ionisation chamber for detecting smoke or gas
    • G08B17/113—Constructional details

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Alarm Systems (AREA)
  • Geophysics And Detection Of Objects (AREA)
  • Photometry And Measurement Of Optical Pulse Characteristics (AREA)
  • Burglar Alarm Systems (AREA)
  • Emergency Alarm Devices (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
GB8025130A 1979-08-15 1980-07-31 Self monitoring warning installation Expired GB2060871B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH747379A CH639789A5 (de) 1979-08-15 1979-08-15 Selbstueberwachende warnanlage.

Publications (2)

Publication Number Publication Date
GB2060871A GB2060871A (en) 1981-05-07
GB2060871B true GB2060871B (en) 1983-10-19

Family

ID=4325669

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8025130A Expired GB2060871B (en) 1979-08-15 1980-07-31 Self monitoring warning installation

Country Status (6)

Country Link
US (1) US4322721A (enExample)
JP (1) JPS5633797A (enExample)
CH (1) CH639789A5 (enExample)
DE (1) DE3021705A1 (enExample)
FR (1) FR2466058A1 (enExample)
GB (1) GB2060871B (enExample)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2103786A (en) * 1981-08-14 1983-02-23 Ici Plc Fibre optic sensor
US4402903A (en) * 1981-09-04 1983-09-06 Westinghouse Electric Corp. Control system for coupling redundant logic channels
JPS5988793U (ja) * 1982-12-03 1984-06-15 能美防災工業株式会社 熱式火災感知器
GB2150780B (en) * 1983-11-30 1986-10-08 Standard Telephones Cables Ltd Optical actuator
CH663694A5 (de) * 1984-02-10 1987-12-31 Volpi Ag Sicherheits-steckdose.
FR2599532A1 (fr) * 1986-05-30 1987-12-04 Commissariat Energie Atomique Dispositif de surveillance a fibres optiques
DE3625641A1 (de) * 1986-07-29 1988-02-11 Busch Dieter & Co Prueftech Elektrooptische vorrichtung fuer die dauerueberwachung der gegenseitigen raeumlichen lage zweier maschinen oder maschinenteile
GB2224568A (en) * 1988-11-03 1990-05-09 Coal Ind Fibre-optic continuity tester device
DE3920791A1 (de) * 1989-06-26 1991-01-10 Elan Schaltelemente Gmbh Sicherheitseinrichtung mit mindestens einem beruehrungslosen geber
DE4102106C2 (de) * 1991-01-25 1994-01-13 Honeywell Regelsysteme Gmbh Füllstandsensor
DE4129719A1 (de) * 1991-09-06 1992-03-05 Gistl Egmont Einrichtung zur gleichzeitigen anzeige von oeltemperatur und oelgrenzstand in oelwannen mit einem fototransistor
DE4129696A1 (de) * 1991-09-06 1992-02-06 Gistl Egmont Einrichtung zur grenz-pegelmessung von fluessigkeiten, insbesondere von oelstaenden in kfz-motoren
DE19728430A1 (de) * 1997-07-03 1999-02-04 Limes Zaunsicherungsanlagen Gm Verfahren und Vorrichtung zum Erkennen eines Alarmzustandes und Auslösen eines Alarms einer Sicherungsanlage mit wenigstens einem Lichtwellenleiter
US20080256991A1 (en) * 2004-09-28 2008-10-23 E-Lock Technologies Ltd Container Lock and Seal
CN105424136A (zh) * 2015-12-15 2016-03-23 竞陆电子(昆山)有限公司 探针式液位计抗水波装置
CN107014518B (zh) * 2017-03-30 2019-05-14 华中科技大学 一种光纤温度传感装置

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2903681A (en) * 1957-07-12 1959-09-08 Sam Robbins Inc Warning device and signal
US3444544A (en) * 1965-07-19 1969-05-13 American District Telegraph Co Light modulated intrusion detection system
GB1164793A (en) * 1966-04-05 1969-09-24 Photain Controls Ltd Photo-electric Detection Devices
US3714644A (en) * 1970-11-25 1973-01-30 H Hellstrom Alarms for night latch
US3914753A (en) * 1973-12-17 1975-10-21 Franciscan Enterprises Inc Intruder alarm system
DE2450648B2 (de) * 1974-10-24 1979-08-23 Erwin Sick Gmbh Optik-Elektronik, 7808 Waldkirch Lichtschranke
US4038650A (en) * 1975-10-14 1977-07-26 Martin Evans Fluid level detector and probe assembly
GB1546080A (en) * 1975-12-18 1979-05-16 Plessey Co Ltd Fibre optic pressure sensor
US4131888A (en) * 1976-08-18 1978-12-26 American District Telegraph Company Dual projected-beam smoke detector
JPS5376889A (en) * 1976-12-18 1978-07-07 Denki Kagaku Keiki Kk Sensor for oils* etc*
US4275294A (en) * 1977-09-28 1981-06-23 Fibun B.V. Security system and strip or strand incorporating fibre-optic wave-guide means therefor
CH639196A5 (de) * 1977-11-23 1983-10-31 Asea Ab Messgeraet zum messen von physikalischen groessen mittels optischer mittel.
CH639217A5 (de) * 1979-04-20 1983-10-31 Benno Perren Fuehler fuer eine ueberwachungseinrichtung.

Also Published As

Publication number Publication date
CH639789A5 (de) 1983-11-30
DE3021705A1 (de) 1981-04-09
FR2466058A1 (fr) 1981-03-27
JPS5633797A (en) 1981-04-04
FR2466058B1 (enExample) 1984-11-09
GB2060871A (en) 1981-05-07
US4322721A (en) 1982-03-30

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19960731