FR468505A - Ventilation flap - Google Patents

Ventilation flap

Info

Publication number
FR468505A
FR468505A FR468505DA FR468505A FR 468505 A FR468505 A FR 468505A FR 468505D A FR468505D A FR 468505DA FR 468505 A FR468505 A FR 468505A
Authority
FR
France
Prior art keywords
ventilation flap
flap
ventilation
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
French (fr)
Inventor
Hans Froehling
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.)
HANS FROEHLING
Original Assignee
HANS FROEHLING
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 HANS FROEHLING filed Critical HANS FROEHLING
Application granted granted Critical
Publication of FR468505A publication Critical patent/FR468505A/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
    • F24F13/14—Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers built up of tilting members, e.g. louvre
    • F24F13/15—Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers built up of tilting members, e.g. louvre with parallel simultaneously tiltable lamellae

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
FR468505D 1914-02-16 1914-02-16 Ventilation flap Expired FR468505A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR468505T 1914-02-16

Publications (1)

Publication Number Publication Date
FR468505A true FR468505A (en) 1914-07-08

Family

ID=1507052

Family Applications (1)

Application Number Title Priority Date Filing Date
FR468505D Expired FR468505A (en) 1914-02-16 1914-02-16 Ventilation flap

Country Status (1)

Country Link
FR (1) FR468505A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1265962B (en) * 1959-01-21 1968-04-11 Erich Doering Louvre windows

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1265962B (en) * 1959-01-21 1968-04-11 Erich Doering Louvre windows

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