FR593921A - Perfectionnements aux ventilateurs - Google Patents

Perfectionnements aux ventilateurs

Info

Publication number
FR593921A
FR593921A FR593921DA FR593921A FR 593921 A FR593921 A FR 593921A FR 593921D A FR593921D A FR 593921DA FR 593921 A FR593921 A FR 593921A
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)
Inventor
Vivez
Jean Vivez
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 FR593921A publication Critical patent/FR593921A/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)
FR593921D 1925-01-24 1925-01-24 Perfectionnements aux ventilateurs Expired FR593921A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR593921T 1925-01-24

Publications (1)

Publication Number Publication Date
FR593921A true FR593921A (fr) 1925-09-02

Family

ID=8965785

Family Applications (1)

Application Number Title Priority Date Filing Date
FR593921D Expired FR593921A (fr) 1925-01-24 1925-01-24 Perfectionnements aux ventilateurs

Country Status (1)

Country Link
FR (1) FR593921A (fr)

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