DE8708891U1 - - Google Patents

Info

Publication number
DE8708891U1
DE8708891U1 DE8708891U DE8708891U DE8708891U1 DE 8708891 U1 DE8708891 U1 DE 8708891U1 DE 8708891 U DE8708891 U DE 8708891U DE 8708891 U DE8708891 U DE 8708891U DE 8708891 U1 DE8708891 U1 DE 8708891U1
Authority
DE
Germany
Prior art keywords
housing
photocarrier
cover
trough
circuit board
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
DE8708891U
Other languages
English (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.)
Siemens AG
Original Assignee
Siemens AG
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 Siemens AG filed Critical Siemens AG
Priority to DE8708891U priority Critical patent/DE8708891U1/de
Publication of DE8708891U1 publication Critical patent/DE8708891U1/de
Priority to DE3889153T priority patent/DE3889153D1/de
Priority to EP88110207A priority patent/EP0296634B1/de
Priority to AT8888110207T priority patent/ATE104783T1/de
Expired legal-status Critical Current

Links

Classifications

    • 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
    • G08B17/107—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 for detecting light-scattering due to smoke
    • 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

  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Fire-Detection Mechanisms (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
DE8708891U 1987-06-26 1987-06-26 Expired DE8708891U1 (de)

Priority Applications (4)

Application Number Priority Date Filing Date Title
DE8708891U DE8708891U1 (de) 1987-06-26 1987-06-26
DE3889153T DE3889153D1 (de) 1987-06-26 1988-06-27 Quaderförmiger optischer Rauchmelder.
EP88110207A EP0296634B1 (de) 1987-06-26 1988-06-27 Quaderförmiger optischer Rauchmelder
AT8888110207T ATE104783T1 (de) 1987-06-26 1988-06-27 Quaderfoermiger optischer rauchmelder.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE8708891U DE8708891U1 (de) 1987-06-26 1987-06-26

Publications (1)

Publication Number Publication Date
DE8708891U1 true DE8708891U1 (de) 1987-08-20

Family

ID=6809479

Family Applications (2)

Application Number Title Priority Date Filing Date
DE8708891U Expired DE8708891U1 (de) 1987-06-26 1987-06-26
DE3889153T Expired - Fee Related DE3889153D1 (de) 1987-06-26 1988-06-27 Quaderförmiger optischer Rauchmelder.

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE3889153T Expired - Fee Related DE3889153D1 (de) 1987-06-26 1988-06-27 Quaderförmiger optischer Rauchmelder.

Country Status (3)

Country Link
EP (1) EP0296634B1 (de)
AT (1) ATE104783T1 (de)
DE (2) DE8708891U1 (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1315417B1 (it) * 2000-04-11 2003-02-10 Pittway Tecnologica Spa Struttura di rilevatore di incendio
DE10322017B8 (de) * 2003-05-16 2005-02-24 Sitronic Gesellschaft für elektrotechnische Ausrüstung mbH. & Co. KG Sensoreinheit

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3916209A (en) * 1973-07-24 1975-10-28 Electro Signal Lab Vaned baffle for optical smoke detector
US4053785A (en) * 1976-01-07 1977-10-11 General Signal Corporation Optical smoke detector with smoke effect simulating means
GB1581495A (en) * 1978-05-23 1980-12-17 Chloride Inc Smoke detector
JPS59182337A (ja) * 1983-03-31 1984-10-17 Matsushita Electric Works Ltd 煙検知器

Also Published As

Publication number Publication date
EP0296634A3 (de) 1991-01-23
EP0296634B1 (de) 1994-04-20
DE3889153D1 (de) 1994-05-26
EP0296634A2 (de) 1988-12-28
ATE104783T1 (de) 1994-05-15

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