FR737533A - Ventilation system - Google Patents

Ventilation system

Info

Publication number
FR737533A
FR737533A FR737533DA FR737533A FR 737533 A FR737533 A FR 737533A FR 737533D A FR737533D A FR 737533DA FR 737533 A FR737533 A FR 737533A
Authority
FR
France
Prior art keywords
ventilation system
ventilation
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
Other languages
French (fr)
Inventor
Emile Feuillette
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 filed Critical
Application granted granted Critical
Publication of FR737533A publication Critical patent/FR737533A/en
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D25/00—Pumping installations or systems
    • F04D25/02—Units comprising pumps and their driving means
    • F04D25/08—Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation
    • F04D25/10—Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation the unit having provisions for automatically changing direction of output air
    • F04D25/105—Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation the unit having provisions for automatically changing direction of output air by changing rotor axis direction, e.g. oscillating fans

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
FR737533D 1931-07-07 1931-07-07 Ventilation system Expired FR737533A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR737533T 1931-07-07

Publications (1)

Publication Number Publication Date
FR737533A true FR737533A (en) 1932-12-13

Family

ID=9131788

Family Applications (1)

Application Number Title Priority Date Filing Date
FR737533D Expired FR737533A (en) 1931-07-07 1931-07-07 Ventilation system

Country Status (1)

Country Link
FR (1) FR737533A (en)

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