FR1154226A - Device for the protection of an opening made in the wall of a room and serving as an open passage - Google Patents

Device for the protection of an opening made in the wall of a room and serving as an open passage

Info

Publication number
FR1154226A
FR1154226A FR1154226DA FR1154226A FR 1154226 A FR1154226 A FR 1154226A FR 1154226D A FR1154226D A FR 1154226DA FR 1154226 A FR1154226 A FR 1154226A
Authority
FR
France
Prior art keywords
serving
room
protection
wall
open passage
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
Otto Heinz Brandi
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 FR1154226A publication Critical patent/FR1154226A/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
    • F24F9/00—Use of air currents for screening, e.g. air curtains

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
FR1154226D 1955-06-21 1956-06-19 Device for the protection of an opening made in the wall of a room and serving as an open passage Expired FR1154226A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE1154226X 1955-06-21

Publications (1)

Publication Number Publication Date
FR1154226A true FR1154226A (en) 1958-04-03

Family

ID=7727700

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1154226D Expired FR1154226A (en) 1955-06-21 1956-06-19 Device for the protection of an opening made in the wall of a room and serving as an open passage

Country Status (1)

Country Link
FR (1) FR1154226A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3021775A (en) * 1956-12-10 1962-02-20 Universal Match Corp Devices for producing air screens

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3021775A (en) * 1956-12-10 1962-02-20 Universal Match Corp Devices for producing air screens

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