FR501773A - Wall fan - Google Patents

Wall fan

Info

Publication number
FR501773A
FR501773A FR501773A FR501773DA FR501773A FR 501773 A FR501773 A FR 501773A FR 501773 A FR501773 A FR 501773A FR 501773D A FR501773D A FR 501773DA FR 501773 A FR501773 A FR 501773A
Authority
FR
France
Prior art keywords
wall fan
fan
wall
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
FR501773A
Other languages
French (fr)
Inventor
Isak Rasanen
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 FR501773A publication Critical patent/FR501773A/en
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/08—Air-flow control members, e.g. louvres, grilles, flaps or guide plates
    • F24F13/10—Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers
    • F24F13/16—Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers built up of parallelly-movable plates

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
FR501773A 1919-07-19 1919-07-19 Wall fan Expired FR501773A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR501773T 1919-07-19

Publications (1)

Publication Number Publication Date
FR501773A true FR501773A (en) 1920-04-23

Family

ID=8905921

Family Applications (1)

Application Number Title Priority Date Filing Date
FR501773A Expired FR501773A (en) 1919-07-19 1919-07-19 Wall fan

Country Status (1)

Country Link
FR (1) FR501773A (en)

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