DE3789223D1 - Signalsenderanordnung eines unglückverhinderungssystems. - Google Patents

Signalsenderanordnung eines unglückverhinderungssystems.

Info

Publication number
DE3789223D1
DE3789223D1 DE87905788T DE3789223T DE3789223D1 DE 3789223 D1 DE3789223 D1 DE 3789223D1 DE 87905788 T DE87905788 T DE 87905788T DE 3789223 T DE3789223 T DE 3789223T DE 3789223 D1 DE3789223 D1 DE 3789223D1
Authority
DE
Germany
Prior art keywords
signal transmitter
prevention system
accident prevention
transmitter arrangement
arrangement
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 - Fee Related
Application number
DE87905788T
Other languages
English (en)
Other versions
DE3789223T2 (de
Inventor
Toshikazu Nohmi Bosai K Morita
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.)
Nohmi Bosai Ltd
Original Assignee
Nohmi Bosai 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 Nohmi Bosai Ltd filed Critical Nohmi Bosai Ltd
Application granted granted Critical
Publication of DE3789223D1 publication Critical patent/DE3789223D1/de
Publication of DE3789223T2 publication Critical patent/DE3789223T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B25/00—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems
    • G08B25/01—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems characterised by the transmission medium
    • G08B25/04—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems characterised by the transmission medium using a single signalling line, e.g. in a closed loop

Landscapes

  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Alarm Systems (AREA)
  • Fire Alarms (AREA)
  • Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)
DE3789223T 1986-09-09 1987-09-02 Signalsenderanordnung eines unglückverhinderungssystems. Expired - Fee Related DE3789223T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP61213544A JPS6367699A (ja) 1986-09-09 1986-09-09 防災設備の信号送出回路
PCT/JP1987/000655 WO1988002160A1 (en) 1986-09-09 1987-09-02 Signal sending circuit of a disaster prevention system

Publications (2)

Publication Number Publication Date
DE3789223D1 true DE3789223D1 (de) 1994-04-07
DE3789223T2 DE3789223T2 (de) 1994-07-07

Family

ID=16640952

Family Applications (1)

Application Number Title Priority Date Filing Date
DE3789223T Expired - Fee Related DE3789223T2 (de) 1986-09-09 1987-09-02 Signalsenderanordnung eines unglückverhinderungssystems.

Country Status (5)

Country Link
US (1) US4825196A (de)
EP (1) EP0281633B1 (de)
JP (1) JPS6367699A (de)
DE (1) DE3789223T2 (de)
WO (1) WO1988002160A1 (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5021777A (en) * 1988-10-14 1991-06-04 Transition Technology, Inc. Mode-selectable communications system
JP3116250B2 (ja) * 1992-04-09 2000-12-11 能美防災株式会社 火災報知設備
JP3128633B2 (ja) * 1992-05-25 2001-01-29 能美防災株式会社 イオン化式煙感知器
JP3202793B2 (ja) * 1992-05-28 2001-08-27 能美防災株式会社 火災感知器の感度測定装置
AU653684B2 (en) * 1992-11-04 1994-10-06 Nohmi Bosai Ltd Smoke detecting apparatus for fire alarm

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3713142A (en) * 1972-01-17 1973-01-23 Signatron Alarm system
JPS52113199A (en) * 1976-02-27 1977-09-22 Nec Corp Automatic communicating unit
JPS5585156A (en) * 1978-12-22 1980-06-26 Toshiba Corp Protective unit of transmission system
JPS55154854A (en) * 1979-05-23 1980-12-02 Hitachi Ltd Data communication unit
GB2131990B (en) * 1982-12-02 1985-12-11 Racal Security Ltd Remote system systems
JPS59108680A (ja) * 1982-12-13 1984-06-23 株式会社日立製作所 エレベ−タ−制御装置
US4654656A (en) * 1984-09-17 1987-03-31 International Business Machines Corp. Off-line notification and communication network
JP3014190B2 (ja) * 1991-09-26 2000-02-28 マツダ株式会社 エンジンの燃料供給装置
JPH05225993A (ja) * 1992-02-13 1993-09-03 Kunio Shimizu リン酸型燃料電池

Also Published As

Publication number Publication date
EP0281633A4 (de) 1989-11-29
WO1988002160A1 (en) 1988-03-24
EP0281633B1 (de) 1994-03-02
US4825196A (en) 1989-04-25
EP0281633A1 (de) 1988-09-14
DE3789223T2 (de) 1994-07-07
JPS6367699A (ja) 1988-03-26

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee