IT1015047B - NATURAL RE-ADJUSTABLE ROOF FANS ENSURING AS MUCH A VEN TILATION PROTECTED BY MOSPHERIC AGENTS AS WELL AS FREELY OPEN - Google Patents

NATURAL RE-ADJUSTABLE ROOF FANS ENSURING AS MUCH A VEN TILATION PROTECTED BY MOSPHERIC AGENTS AS WELL AS FREELY OPEN

Info

Publication number
IT1015047B
IT1015047B IT2395174A IT2395174A IT1015047B IT 1015047 B IT1015047 B IT 1015047B IT 2395174 A IT2395174 A IT 2395174A IT 2395174 A IT2395174 A IT 2395174A IT 1015047 B IT1015047 B IT 1015047B
Authority
IT
Italy
Prior art keywords
mospheric
protected
agents
natural
much
Prior art date
Application number
IT2395174A
Other languages
Italian (it)
Original Assignee
Colt Int Ltd
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 Colt Int Ltd filed Critical Colt Int Ltd
Application granted granted Critical
Publication of IT1015047B publication Critical patent/IT1015047B/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
    • 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
    • F24F13/14—Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers built up of tilting members, e.g. louvre
    • F24F13/15—Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers built up of tilting members, e.g. louvre with parallel simultaneously tiltable lamellae
    • 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

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)
IT2395174A 1973-06-13 1974-06-12 NATURAL RE-ADJUSTABLE ROOF FANS ENSURING AS MUCH A VEN TILATION PROTECTED BY MOSPHERIC AGENTS AS WELL AS FREELY OPEN IT1015047B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2820073A GB1468667A (en) 1973-06-13 1973-06-13 Roof ventilators

Publications (1)

Publication Number Publication Date
IT1015047B true IT1015047B (en) 1977-05-10

Family

ID=10271889

Family Applications (1)

Application Number Title Priority Date Filing Date
IT2395174A IT1015047B (en) 1973-06-13 1974-06-12 NATURAL RE-ADJUSTABLE ROOF FANS ENSURING AS MUCH A VEN TILATION PROTECTED BY MOSPHERIC AGENTS AS WELL AS FREELY OPEN

Country Status (4)

Country Link
BE (1) BE816318A (en)
FR (1) FR2233569B1 (en)
GB (1) GB1468667A (en)
IT (1) IT1015047B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU2013313028B2 (en) * 2012-09-07 2017-04-13 Csr Building Products Limited Airflow valve
CN113218019B (en) * 2021-05-18 2022-04-29 辽宁工程技术大学 Spiral-flow type natural ventilation device suitable for underground garage

Also Published As

Publication number Publication date
FR2233569B1 (en) 1981-06-12
GB1468667A (en) 1977-03-30
FR2233569A1 (en) 1975-01-10
AU6999174A (en) 1975-12-11
BE816318A (en) 1974-09-30

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