CH387862A - Closing device for electric fans - Google Patents

Closing device for electric fans

Info

Publication number
CH387862A
CH387862A CH125063A CH125063A CH387862A CH 387862 A CH387862 A CH 387862A CH 125063 A CH125063 A CH 125063A CH 125063 A CH125063 A CH 125063A CH 387862 A CH387862 A CH 387862A
Authority
CH
Switzerland
Prior art keywords
closing device
electric fans
fans
electric
closing
Prior art date
Application number
CH125063A
Other languages
Italian (it)
Inventor
Elli Emilio
Original Assignee
Marelli & C Spa Ercole
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 Marelli & C Spa Ercole filed Critical Marelli & C Spa Ercole
Publication of CH387862A publication Critical patent/CH387862A/en

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D25/00Pumping installations or systems
    • F04D25/02Units comprising pumps and their driving means
    • F04D25/08Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation
    • F04D25/12Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation the unit being adapted for mounting in apertures
    • F04D25/14Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation the unit being adapted for mounting in apertures and having shutters, e.g. automatically closed when not in use
    • 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
    • F24F13/08Air-flow control members, e.g. louvres, grilles, flaps or guide plates
    • F24F13/10Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers
    • F24F13/16Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers built up of parallelly-movable plates
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F7/00Ventilation
    • F24F7/007Ventilation with forced flow
    • F24F7/013Ventilation with forced flow using wall or window fans, displacing air through the wall or window

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Duct Arrangements (AREA)
  • Air-Flow Control Members (AREA)
CH125063A 1962-02-22 1963-02-01 Closing device for electric fans CH387862A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT343262 1962-02-22

Publications (1)

Publication Number Publication Date
CH387862A true CH387862A (en) 1965-02-15

Family

ID=11107249

Family Applications (1)

Application Number Title Priority Date Filing Date
CH125063A CH387862A (en) 1962-02-22 1963-02-01 Closing device for electric fans

Country Status (2)

Country Link
CH (1) CH387862A (en)
GB (1) GB1003068A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4665806A (en) * 1985-09-12 1987-05-19 Martin Sr Lendell Ventilating air distributor

Also Published As

Publication number Publication date
GB1003068A (en) 1965-09-02

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