FR22681E - Ventilateur de poche à usage d'éventail - Google Patents

Ventilateur de poche à usage d'éventail

Info

Publication number
FR22681E
FR22681E FR22681A FR22681DA FR22681E FR 22681 E FR22681 E FR 22681E FR 22681 A FR22681 A FR 22681A FR 22681D A FR22681D A FR 22681DA FR 22681 E FR22681 E FR 22681E
Authority
FR
France
Prior art keywords
fan
pocket
pocket fan
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
FR22681A
Other languages
English (en)
Inventor
Simon Dick
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of FR22681E publication Critical patent/FR22681E/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)
FR22681A 1920-01-06 1920-01-06 Ventilateur de poche à usage d'éventail Expired FR22681E (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR22681T 1920-01-06

Publications (1)

Publication Number Publication Date
FR22681E true FR22681E (fr) 1921-08-04

Family

ID=8661514

Family Applications (1)

Application Number Title Priority Date Filing Date
FR22681A Expired FR22681E (fr) 1920-01-06 1920-01-06 Ventilateur de poche à usage d'éventail

Country Status (1)

Country Link
FR (1) FR22681E (fr)

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