NL6809472A - - Google Patents

Info

Publication number
NL6809472A
NL6809472A NL6809472A NL6809472A NL6809472A NL 6809472 A NL6809472 A NL 6809472A NL 6809472 A NL6809472 A NL 6809472A NL 6809472 A NL6809472 A NL 6809472A NL 6809472 A NL6809472 A NL 6809472A
Authority
NL
Netherlands
Application number
NL6809472A
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
Priority claimed from CH727868A external-priority patent/CH491332A/de
Priority claimed from CH815568A external-priority patent/CH491333A/de
Application filed filed Critical
Publication of NL6809472A publication Critical patent/NL6809472A/xx

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/02Ducting arrangements
    • F24F13/06Outlets for directing or distributing air into rooms or spaces, e.g. ceiling air diffuser
    • F24F13/068Outlets for directing or distributing air into rooms or spaces, e.g. ceiling air diffuser formed as perforated walls, ceilings or floors
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F7/00Ventilation
    • F24F7/04Ventilation with ducting systems, e.g. by double walls; with natural circulation
    • F24F7/06Ventilation with ducting systems, e.g. by double walls; with natural circulation with forced air circulation, e.g. by fan positioning of a ventilator in or against a conduit
    • F24F7/10Ventilation with ducting systems, e.g. by double walls; with natural circulation with forced air circulation, e.g. by fan positioning of a ventilator in or against a conduit with air supply, or exhaust, through perforated wall, floor or ceiling

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
NL6809472A 1968-05-16 1968-07-04 NL6809472A (xx)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH727868A CH491332A (de) 1968-05-16 1968-05-16 Lochdecke
CH815568A CH491333A (de) 1968-05-31 1968-05-31 Lochdecke

Publications (1)

Publication Number Publication Date
NL6809472A true NL6809472A (xx) 1969-11-18

Family

ID=25701069

Family Applications (1)

Application Number Title Priority Date Filing Date
NL6809472A NL6809472A (xx) 1968-05-16 1968-07-04

Country Status (3)

Country Link
BE (1) BE732753A (xx)
FR (1) FR2008673A1 (xx)
NL (1) NL6809472A (xx)

Also Published As

Publication number Publication date
FR2008673A1 (xx) 1970-01-23
BE732753A (xx) 1969-11-10

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