ZA854737B - Ventilators - Google Patents

Ventilators

Info

Publication number
ZA854737B
ZA854737B ZA854737A ZA854737A ZA854737B ZA 854737 B ZA854737 B ZA 854737B ZA 854737 A ZA854737 A ZA 854737A ZA 854737 A ZA854737 A ZA 854737A ZA 854737 B ZA854737 B ZA 854737B
Authority
ZA
South Africa
Prior art keywords
ventilators
Prior art date
Application number
ZA854737A
Inventor
Brain Charles Tregenna
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
Publication of ZA854737B publication Critical patent/ZA854737B/en

Links

Classifications

    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62C—FIRE-FIGHTING
    • A62C2/00—Fire prevention or containment
    • A62C2/06—Physical fire-barriers
    • A62C2/12—Hinged dampers
    • A62C2/14—Hinged dampers with two or more blades
    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62C—FIRE-FIGHTING
    • A62C2/00—Fire prevention or containment
    • A62C2/06—Physical fire-barriers
    • A62C2/12—Hinged dampers
    • A62C2/14—Hinged dampers with two or more blades
    • A62C2/16—Hinged dampers with two or more blades multi-vane roll or fold-up type
    • 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
    • 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)
  • Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (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)
ZA854737A 1984-06-28 1985-06-24 Ventilators ZA854737B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB848416420A GB8416420D0 (en) 1984-06-28 1984-06-28 Ventilating

Publications (1)

Publication Number Publication Date
ZA854737B true ZA854737B (en) 1986-02-26

Family

ID=10563089

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA854737A ZA854737B (en) 1984-06-28 1985-06-24 Ventilators

Country Status (2)

Country Link
GB (2) GB8416420D0 (en)
ZA (1) ZA854737B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3683367D1 (en) * 1986-02-06 1992-02-20 Siegenia Frank Kg VENTILATION DEVICE.
FR2967178B1 (en) * 2010-11-09 2013-06-07 Rf Technologies PORTILON DISENGINE COMPONENT

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH395479A (en) * 1964-02-21 1965-07-15 Savary Emile Ventilation grid
US3718081A (en) * 1970-11-04 1973-02-27 Ruskin Mfg Co Control damper construction
GB1451198A (en) * 1972-11-29 1976-09-29 Scott D T Air diffusing units
GB2035544B (en) * 1978-08-10 1982-11-03 Dewey N Grill structures

Also Published As

Publication number Publication date
GB2161919A (en) 1986-01-22
GB8416420D0 (en) 1984-08-01
GB2161919B (en) 1988-10-05
GB8514571D0 (en) 1985-07-10

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