FR317673A - Des perfectionnements apportés aux ventilateurs - Google Patents

Des perfectionnements apportés aux ventilateurs

Info

Publication number
FR317673A
FR317673A FR317673DA FR317673A FR 317673 A FR317673 A FR 317673A FR 317673D A FR317673D A FR 317673DA FR 317673 A FR317673 A FR 317673A
Authority
FR
France
Prior art keywords
fans
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.)
NY
Original Assignee
NY
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 NY filed Critical NY
Application granted granted Critical
Publication of FR317673A publication Critical patent/FR317673A/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
    • F04D25/10—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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
FR317673D 1902-01-10 1902-01-10 Des perfectionnements apportés aux ventilateurs Expired FR317673A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR317673T 1902-01-10

Publications (1)

Publication Number Publication Date
FR317673A true FR317673A (fr) 1902-09-19

Family

ID=1368371

Family Applications (1)

Application Number Title Priority Date Filing Date
FR317673D Expired FR317673A (fr) 1902-01-10 1902-01-10 Des perfectionnements apportés aux ventilateurs

Country Status (1)

Country Link
FR (1) FR317673A (fr)

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