JPS5460897A - Fire sensor device - Google Patents

Fire sensor device

Info

Publication number
JPS5460897A
JPS5460897A JP12788377A JP12788377A JPS5460897A JP S5460897 A JPS5460897 A JP S5460897A JP 12788377 A JP12788377 A JP 12788377A JP 12788377 A JP12788377 A JP 12788377A JP S5460897 A JPS5460897 A JP S5460897A
Authority
JP
Japan
Prior art keywords
heat
thyristor
smoke
relation
fire
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
JP12788377A
Other languages
English (en)
Other versions
JPS589480B2 (ja
Inventor
Josuke Nakada
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.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric Corp
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 Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Priority to JP12788377A priority Critical patent/JPS589480B2/ja
Publication of JPS5460897A publication Critical patent/JPS5460897A/ja
Publication of JPS589480B2 publication Critical patent/JPS589480B2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Fire-Detection Mechanisms (AREA)
JP12788377A 1977-10-24 1977-10-24 火災感知装置 Expired JPS589480B2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP12788377A JPS589480B2 (ja) 1977-10-24 1977-10-24 火災感知装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12788377A JPS589480B2 (ja) 1977-10-24 1977-10-24 火災感知装置

Publications (2)

Publication Number Publication Date
JPS5460897A true JPS5460897A (en) 1979-05-16
JPS589480B2 JPS589480B2 (ja) 1983-02-21

Family

ID=14970997

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12788377A Expired JPS589480B2 (ja) 1977-10-24 1977-10-24 火災感知装置

Country Status (1)

Country Link
JP (1) JPS589480B2 (ja)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0530390U (ja) * 1991-09-21 1993-04-20 明 山吹 投入口付き保管庫

Also Published As

Publication number Publication date
JPS589480B2 (ja) 1983-02-21

Similar Documents

Publication Publication Date Title
GB1432787A (en) Method for sensing the presence of fire and apparatus employing said method
NO150580C (no) Apparat for tyverialarm og sikkerhetsovervaakning
FR2321117A1 (fr) Dispositif de detection thermique
ES537630A0 (es) Perfeccionamientos en detectores de fuego equipados con respectivos sensores
JPS5414180A (en) Semiconductor laser unit
JPS5460897A (en) Fire sensor device
JPS5377199A (en) Fire detector
BE768030A (fr) Dispositif d'alarme et de detection d'echauffements utilisant l'emission infrarouge
GB1212789A (en) Trigger or alarm apparatus sensitive to the appearance of a flame
JPS5414079A (en) Trouble detector for light-ray type safety device
JPS5342597A (en) External light follow-up type guide lamp with smoke detector
JPS533880A (en) Sensitivity checking method for scattered light type smoke detector
JPS5238980A (en) Temperature detection device
JPS5317777A (en) Transmission type smoke sensor
JPS55163421A (en) Fire detector employing pyroelectric infrared ray detector
JPS5410553A (en) Ventilator
JPS5559788A (en) Laser safety device
JPS526579A (en) Photo detector
JPS53107869A (en) Liquid fault detector
JPS53140999A (en) Wide range guarding radiation type fire detector
FR2292292A1 (fr) Dispositif de controle d'alarme tel que detecteur d'incendie
SU598106A1 (ru) Подароизвещатель
JPS5354000A (en) Detection signal processing circuit of photoelectric type smoke detectors
JPS5464496A (en) Fire detecting system
JPS52135297A (en) Signal processing circuit for photoelectric smoke detectors