FI55767B - Brandbegraensare foer ventilationsanlaeggningar - Google Patents

Brandbegraensare foer ventilationsanlaeggningar

Info

Publication number
FI55767B
FI55767B FI773886A FI773886A FI55767B FI 55767 B FI55767 B FI 55767B FI 773886 A FI773886 A FI 773886A FI 773886 A FI773886 A FI 773886A FI 55767 B FI55767 B FI 55767B
Authority
FI
Finland
Prior art keywords
ventilationsanlaeggningar
brandbegraensare
foer
foer ventilationsanlaeggningar
brandbegraensare foer
Prior art date
Application number
FI773886A
Other languages
English (en)
Other versions
FI55767C (fi
Inventor
Seppo Halttunen
Erkki Aalto
Arvi Tolmunen
Original Assignee
Halton Oy
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 Halton Oy filed Critical Halton Oy
Priority to FI773886A priority Critical patent/FI55767C/fi
Priority to NO784310A priority patent/NO784310L/no
Priority to SE7813099A priority patent/SE7813099L/xx
Publication of FI55767B publication Critical patent/FI55767B/fi
Application granted granted Critical
Publication of FI55767C publication Critical patent/FI55767C/fi

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/08—Air-flow control members, e.g. louvres, grilles, flaps or guide plates
    • F24F13/10—Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
FI773886A 1977-12-21 1977-12-21 Brandbegraensare foer ventilationsanlaeggningar FI55767C (fi)

Priority Applications (3)

Application Number Priority Date Filing Date Title
FI773886A FI55767C (fi) 1977-12-21 1977-12-21 Brandbegraensare foer ventilationsanlaeggningar
NO784310A NO784310L (no) 1977-12-21 1978-12-20 Brannbegrensere for ventilasjonsanlegg.
SE7813099A SE7813099L (sv) 1977-12-21 1978-12-20 Brandbegrensare for ventilationsanleggningar

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI773886A FI55767C (fi) 1977-12-21 1977-12-21 Brandbegraensare foer ventilationsanlaeggningar

Publications (2)

Publication Number Publication Date
FI55767B true FI55767B (fi) 1979-06-29
FI55767C FI55767C (fi) 1979-10-10

Family

ID=8511342

Family Applications (1)

Application Number Title Priority Date Filing Date
FI773886A FI55767C (fi) 1977-12-21 1977-12-21 Brandbegraensare foer ventilationsanlaeggningar

Country Status (3)

Country Link
FI (1) FI55767C (fi)
NO (1) NO784310L (fi)
SE (1) SE7813099L (fi)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2010094835A1 (en) 2009-02-23 2010-08-26 Halton Oy Ventilation-duct fire damper and method

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2010094835A1 (en) 2009-02-23 2010-08-26 Halton Oy Ventilation-duct fire damper and method

Also Published As

Publication number Publication date
NO784310L (no) 1979-06-22
SE7813099L (sv) 1979-06-22
FI55767C (fi) 1979-10-10

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Legal Events

Date Code Title Description
MA Patent expired
MA Patent expired

Owner name: HALTON OY