FR321604A - Volet mécanique perfectionné à fermeture automatique - Google Patents

Volet mécanique perfectionné à fermeture automatique

Info

Publication number
FR321604A
FR321604A FR321604DA FR321604A FR 321604 A FR321604 A FR 321604A FR 321604D A FR321604D A FR 321604DA FR 321604 A FR321604 A FR 321604A
Authority
FR
France
Prior art keywords
mechanical shutter
automatic closing
advanced mechanical
advanced
shutter
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)
Inventor
Parvais Alfred
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.)
PARVAIS ALFRED
Original Assignee
PARVAIS ALFRED
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 PARVAIS ALFRED filed Critical PARVAIS ALFRED
Application granted granted Critical
Publication of FR321604A publication Critical patent/FR321604A/fr
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
    • E06B9/00—Screening or protective devices for wall or similar openings, with or without operating or securing mechanisms; Closures of similar construction
    • E06B9/56—Operating, guiding or securing devices or arrangements for roll-type closures; Spring drums; Tape drums; Counterweighting arrangements therefor
    • E06B9/80—Safety measures against dropping or unauthorised opening; Braking or immobilising devices; Devices for limiting unrolling

Landscapes

  • Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
FR321604D 1902-05-14 1902-05-14 Volet mécanique perfectionné à fermeture automatique Expired FR321604A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR321604T 1902-05-14

Publications (1)

Publication Number Publication Date
FR321604A true FR321604A (fr) 1903-01-15

Family

ID=1372025

Family Applications (1)

Application Number Title Priority Date Filing Date
FR321604D Expired FR321604A (fr) 1902-05-14 1902-05-14 Volet mécanique perfectionné à fermeture automatique

Country Status (1)

Country Link
FR (1) FR321604A (fr)

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