DE312420C - - Google Patents

Info

Publication number
DE312420C
DE312420C DENDAT312420D DE312420DA DE312420C DE 312420 C DE312420 C DE 312420C DE NDAT312420 D DENDAT312420 D DE NDAT312420D DE 312420D A DE312420D A DE 312420DA DE 312420 C DE312420 C DE 312420C
Authority
DE
Germany
Prior art keywords
lamp
capsule
switch bracket
contact
firedamp
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.)
Active
Application number
DENDAT312420D
Other languages
German (de)
English (en)
Publication of DE312420C publication Critical patent/DE312420C/de
Active 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
    • G08B17/117—Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means by using a detection device for specific gases, e.g. combustion products, produced by the fire

Landscapes

  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
DENDAT312420D Active DE312420C (enrdf_load_stackoverflow)

Publications (1)

Publication Number Publication Date
DE312420C true DE312420C (enrdf_load_stackoverflow)

Family

ID=565347

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT312420D Active DE312420C (enrdf_load_stackoverflow)

Country Status (1)

Country Link
DE (1) DE312420C (enrdf_load_stackoverflow)

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