FR464979A - Perfectionnements aux ventileurs - Google Patents

Perfectionnements aux ventileurs

Info

Publication number
FR464979A
FR464979A FR464979DA FR464979A FR 464979 A FR464979 A FR 464979A FR 464979D A FR464979D A FR 464979DA FR 464979 A FR464979 A FR 464979A
Authority
FR
France
Prior art keywords
fan
fan improvements
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
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Air & Feu Atel
Original Assignee
Air & Feu Atel
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 Air & Feu Atel filed Critical Air & Feu Atel
Application granted granted Critical
Publication of FR464979A publication Critical patent/FR464979A/fr
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
    • F04D25/084—Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation hand fans
    • F04D25/086—Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation hand fans hand operated

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
FR464979D 1913-11-15 1913-11-15 Perfectionnements aux ventileurs Expired FR464979A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR464979T 1913-11-15

Publications (1)

Publication Number Publication Date
FR464979A true FR464979A (fr) 1914-04-04

Family

ID=1503896

Family Applications (1)

Application Number Title Priority Date Filing Date
FR464979D Expired FR464979A (fr) 1913-11-15 1913-11-15 Perfectionnements aux ventileurs

Country Status (1)

Country Link
FR (1) FR464979A (fr)

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