IT1037276B - VENTILATION DEVICE TO BE USED WITH PROTECTIVE COVERS FOR SMOKE EXHAUST - Google Patents

VENTILATION DEVICE TO BE USED WITH PROTECTIVE COVERS FOR SMOKE EXHAUST

Info

Publication number
IT1037276B
IT1037276B IT22305/75A IT2230575A IT1037276B IT 1037276 B IT1037276 B IT 1037276B IT 22305/75 A IT22305/75 A IT 22305/75A IT 2230575 A IT2230575 A IT 2230575A IT 1037276 B IT1037276 B IT 1037276B
Authority
IT
Italy
Prior art keywords
smoke exhaust
ventilation device
protective covers
covers
protective
Prior art date
Application number
IT22305/75A
Other languages
Italian (it)
Original Assignee
Hoeganaes Ab
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 Hoeganaes Ab filed Critical Hoeganaes Ab
Application granted granted Critical
Publication of IT1037276B publication Critical patent/IT1037276B/en

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
    • F24F7/00—Ventilation
    • F24F7/02—Roof ventilation
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00—Control or safety arrangements
    • F24F11/30—Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring
    • F24F11/32—Responding to malfunctions or emergencies
    • F24F11/33—Responding to malfunctions or emergencies to fire, excessive heat or smoke
    • F24F11/34—Responding to malfunctions or emergencies to fire, excessive heat or smoke by opening air passages

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Specific Sealing Or Ventilating Devices For Doors And Windows (AREA)
  • Building Environments (AREA)
  • Air-Flow Control Members (AREA)
IT22305/75A 1974-04-11 1975-04-14 VENTILATION DEVICE TO BE USED WITH PROTECTIVE COVERS FOR SMOKE EXHAUST IT1037276B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE7404972A SE374427B (en) 1974-04-11 1974-04-11

Publications (1)

Publication Number Publication Date
IT1037276B true IT1037276B (en) 1979-11-10

Family

ID=20320812

Family Applications (1)

Application Number Title Priority Date Filing Date
IT22305/75A IT1037276B (en) 1974-04-11 1975-04-14 VENTILATION DEVICE TO BE USED WITH PROTECTIVE COVERS FOR SMOKE EXHAUST

Country Status (12)

Country Link
AT (1) AT335126B (en)
BE (1) BE827879A (en)
DD (1) DD117099A5 (en)
DE (1) DE2515646A1 (en)
DK (1) DK149575A (en)
FI (1) FI55254C (en)
FR (1) FR2267527B3 (en)
GB (1) GB1466014A (en)
IT (1) IT1037276B (en)
NL (1) NL7504101A (en)
NO (1) NO751139L (en)
SE (1) SE374427B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2468848A1 (en) * 1979-06-07 1981-05-08 Souchier Georges Rapid opening smoke outlet - has cover attached to parallelogram arms with drive ensuring complete disengagement and smoke dispersal
EP0397475A1 (en) * 1989-05-09 1990-11-14 Johan Hendrik Zwiegelaar Ventilators

Also Published As

Publication number Publication date
NL7504101A (en) 1975-10-14
BE827879A (en) 1975-07-31
DK149575A (en) 1975-10-12
NO751139L (en) 1975-10-14
FI55254C (en) 1979-06-11
SE374427B (en) 1975-03-03
AT335126B (en) 1977-02-25
FI751087A (en) 1975-10-12
DD117099A5 (en) 1975-12-20
FI55254B (en) 1979-02-28
DE2515646A1 (en) 1975-10-23
GB1466014A (en) 1977-03-02
FR2267527A1 (en) 1975-11-07
ATA272775A (en) 1976-06-15
FR2267527B3 (en) 1977-12-16

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