GB8716834D0 - Environmental abnormality alarm apparatus - Google Patents

Environmental abnormality alarm apparatus

Info

Publication number
GB8716834D0
GB8716834D0 GB878716834A GB8716834A GB8716834D0 GB 8716834 D0 GB8716834 D0 GB 8716834D0 GB 878716834 A GB878716834 A GB 878716834A GB 8716834 A GB8716834 A GB 8716834A GB 8716834 D0 GB8716834 D0 GB 8716834D0
Authority
GB
United Kingdom
Prior art keywords
alarm apparatus
abnormality alarm
environmental abnormality
environmental
alarm
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.)
Granted
Application number
GB878716834A
Other versions
GB2193590A (en
GB2193590B (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.)
Nittan Co Ltd
Original Assignee
Nittan 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 Nittan Co Ltd filed Critical Nittan Co Ltd
Publication of GB8716834D0 publication Critical patent/GB8716834D0/en
Publication of GB2193590A publication Critical patent/GB2193590A/en
Application granted granted Critical
Publication of GB2193590B publication Critical patent/GB2193590B/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B26/00—Alarm systems in which substations are interrogated in succession by a central station
    • G08B26/001—Alarm systems in which substations are interrogated in succession by a central station with individual interrogation of substations connected in parallel
    • G08B26/002—Alarm systems in which substations are interrogated in succession by a central station with individual interrogation of substations connected in parallel only replying the state of the sensor

Landscapes

  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Fire Alarms (AREA)
  • Emergency Alarm Devices (AREA)
  • Alarm Systems (AREA)
GB8716834A 1986-07-17 1987-07-16 Environmental abnormality alarm apparatus Expired - Lifetime GB2193590B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP16659886A JPS6324394A (en) 1986-07-17 1986-07-17 Environment abnormality alarm equipment

Publications (3)

Publication Number Publication Date
GB8716834D0 true GB8716834D0 (en) 1987-08-19
GB2193590A GB2193590A (en) 1988-02-10
GB2193590B GB2193590B (en) 1990-07-18

Family

ID=15834257

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8716834A Expired - Lifetime GB2193590B (en) 1986-07-17 1987-07-16 Environmental abnormality alarm apparatus

Country Status (2)

Country Link
JP (1) JPS6324394A (en)
GB (1) GB2193590B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02128788A (en) * 1988-11-08 1990-05-17 Matsushita Electric Ind Co Ltd Coin-operated washing machine
GB2254943A (en) * 1991-04-20 1992-10-21 Jones Richard W Recovery and control of information
CN109345765A (en) * 2018-10-25 2019-02-15 聊城职业技术学院 A kind of household management auxiliary system based on real time monitoring

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2817089B2 (en) * 1978-04-19 1980-12-18 Siemens Ag, 1000 Berlin Und 8000 Muenchen Alarm system
JPS6014399B2 (en) * 1978-05-04 1985-04-12 ホーチキ株式会社 Physical change monitoring device
CA1178678A (en) * 1981-03-13 1984-11-27 John M. Wynne Bidirectional, interactive fire detection system
JPS59201193A (en) * 1983-04-30 1984-11-14 松下電工株式会社 Fire alarm system
JPS61247918A (en) * 1985-04-26 1986-11-05 Hochiki Corp Output correcting device for analog sensor

Also Published As

Publication number Publication date
GB2193590A (en) 1988-02-10
GB2193590B (en) 1990-07-18
JPS6324394A (en) 1988-02-01
JPH0470676B2 (en) 1992-11-11

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Legal Events

Date Code Title Description
PE20 Patent expired after termination of 20 years

Effective date: 20070715