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KR810000364Y1 - Opening and closing device for shutter - Google Patents

Opening and closing device for shutter

Info

Publication number
KR810000364Y1
KR810000364Y1 KR7903319U KR790003319U KR810000364Y1 KR 810000364 Y1 KR810000364 Y1 KR 810000364Y1 KR 7903319 U KR7903319 U KR 7903319U KR 790003319 U KR790003319 U KR 790003319U KR 810000364 Y1 KR810000364 Y1 KR 810000364Y1
Authority
KR
South Korea
Prior art keywords
shutter
opening
closing device
closing
Prior art date
Application number
KR7903319U
Other languages
Korean (ko)
Inventor
Sung Jo Kim
Original Assignee
Sung Jo Kim
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 Sung Jo Kim filed Critical Sung Jo Kim
Priority to KR7903319U priority Critical patent/KR810000364Y1/en
Application granted granted Critical
Publication of KR810000364Y1 publication Critical patent/KR810000364Y1/en

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
    • 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
    • E06B9/68—Operating devices or mechanisms, e.g. with electric drive
    • E06B2009/6809—Control
    • 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
    • E06B2009/807—Brakes preventing fast screen movement

Landscapes

  • Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
KR7903319U 1979-06-07 1979-06-07 Opening and closing device for shutter KR810000364Y1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR7903319U KR810000364Y1 (en) 1979-06-07 1979-06-07 Opening and closing device for shutter

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR7903319U KR810000364Y1 (en) 1979-06-07 1979-06-07 Opening and closing device for shutter

Publications (1)

Publication Number Publication Date
KR810000364Y1 true KR810000364Y1 (en) 1981-04-18

Family

ID=19213036

Family Applications (1)

Application Number Title Priority Date Filing Date
KR7903319U KR810000364Y1 (en) 1979-06-07 1979-06-07 Opening and closing device for shutter

Country Status (1)

Country Link
KR (1) KR810000364Y1 (en)

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