DE93821C - - Google Patents

Info

Publication number
DE93821C
DE93821C DENDAT93821D DE93821DA DE93821C DE 93821 C DE93821 C DE 93821C DE NDAT93821 D DENDAT93821 D DE NDAT93821D DE 93821D A DE93821D A DE 93821DA DE 93821 C DE93821 C DE 93821C
Authority
DE
Germany
Prior art keywords
fire door
lever
shaft
spring
levers
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
DENDAT93821D
Other languages
German (de)
English (en)
Publication of DE93821C publication Critical patent/DE93821C/de
Active legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23N—REGULATING OR CONTROLLING COMBUSTION
    • F23N3/00—Regulating air supply or draught

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)
DENDAT93821D Active DE93821C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Publications (1)

Publication Number Publication Date
DE93821C true DE93821C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Family

ID=365219

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT93821D Active DE93821C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Country Status (1)

Country Link
DE (1) DE93821C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

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