DK3754150T3 - Zebra blind without cords and with an adjustable main spring - Google Patents

Zebra blind without cords and with an adjustable main spring Download PDF

Info

Publication number
DK3754150T3
DK3754150T3 DK20175169.0T DK20175169T DK3754150T3 DK 3754150 T3 DK3754150 T3 DK 3754150T3 DK 20175169 T DK20175169 T DK 20175169T DK 3754150 T3 DK3754150 T3 DK 3754150T3
Authority
DK
Denmark
Prior art keywords
cords
main spring
adjustable main
zebra blind
zebra
Prior art date
Application number
DK20175169.0T
Other languages
Danish (da)
Inventor
Jiefei Lu
Original Assignee
Ningbo Zhenfei Decorated Curtain Co Ltd
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 Ningbo Zhenfei Decorated Curtain Co Ltd filed Critical Ningbo Zhenfei Decorated Curtain Co Ltd
Application granted granted Critical
Publication of DK3754150T3 publication Critical patent/DK3754150T3/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
    • E06B9/24—Screens or other constructions affording protection against light, especially against sunshine; Similar screens for privacy or appearance; Slat blinds
    • E06B9/40—Roller blinds
    • E06B9/42—Parts or details of roller blinds, e.g. suspension devices, blind boxes
    • E06B9/50—Bearings specially adapted therefor
    • 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
    • E06B9/60—Spring drums operated only by closure members
    • 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
    • E06B9/62—Counterweighting arrangements
    • 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
    • E06B9/82—Safety measures against dropping or unauthorised opening; Braking or immobilising devices; Devices for limiting unrolling automatic
    • E06B9/90—Safety measures against dropping or unauthorised opening; Braking or immobilising devices; Devices for limiting unrolling automatic for immobilising the closure member in various chosen positions
    • 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
    • E06B9/24—Screens or other constructions affording protection against light, especially against sunshine; Similar screens for privacy or appearance; Slat blinds
    • E06B2009/2423—Combinations of at least two screens
    • E06B2009/2447—Parallel screens
    • 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
    • E06B9/82—Safety measures against dropping or unauthorised opening; Braking or immobilising devices; Devices for limiting unrolling automatic
    • E06B9/90—Safety measures against dropping or unauthorised opening; Braking or immobilising devices; Devices for limiting unrolling automatic for immobilising the closure member in various chosen positions
    • E06B2009/905—Safety measures against dropping or unauthorised opening; Braking or immobilising devices; Devices for limiting unrolling automatic for immobilising the closure member in various chosen positions using wrap spring clutches
    • 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
    • E06B9/24—Screens or other constructions affording protection against light, especially against sunshine; Similar screens for privacy or appearance; Slat blinds
    • E06B9/26—Lamellar or like blinds, e.g. venetian blinds
    • E06B9/266—Devices or accessories for making or mounting lamellar blinds or parts thereof

Landscapes

  • Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Curtains And Furnishings For Windows Or Doors (AREA)
  • Springs (AREA)
  • Operating, Guiding And Securing Of Roll- Type Closing Members (AREA)
DK20175169.0T 2019-06-18 2020-05-18 Zebra blind without cords and with an adjustable main spring DK3754150T3 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201920911212.3U CN210508989U (en) 2019-06-18 2019-06-18 Hand-held spring roller shutter

Publications (1)

Publication Number Publication Date
DK3754150T3 true DK3754150T3 (en) 2023-01-30

Family

ID=69621422

Family Applications (1)

Application Number Title Priority Date Filing Date
DK20175169.0T DK3754150T3 (en) 2019-06-18 2020-05-18 Zebra blind without cords and with an adjustable main spring

Country Status (4)

Country Link
EP (1) EP3754150B1 (en)
CN (1) CN210508989U (en)
DE (1) DE202020100277U1 (en)
DK (1) DK3754150T3 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111663889B (en) * 2020-06-16 2022-02-08 黄山盈晖纺织科技有限公司 Novel spring is rolled up automatic winding structure for curtain
DE202022100021U1 (en) 2021-12-09 2022-01-19 Ningbo Zhenfei Decorated Curtain Co.,Ltd. Clockwork winding device for installing a clockwork in a head beam

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20160130863A1 (en) * 2014-11-10 2016-05-12 Li-Ming Cheng Light Input-adjustable Window Shade
US20170350188A1 (en) * 2016-06-01 2017-12-07 K. E. & Kingstone Co., Ltd. Cordless shade roller

Also Published As

Publication number Publication date
EP3754150A1 (en) 2020-12-23
CN210508989U (en) 2020-05-12
EP3754150B1 (en) 2022-11-02
DE202020100277U1 (en) 2020-01-30

Similar Documents

Publication Publication Date Title
SG11202000046TA (en) Techniques and apparatuses for variable timing adjustment granularity
DK3372549T3 (en) Gripper and transverse element with at least one gripper
DK3897481T3 (en) CLASSIFICATION OF STOMACH CONDITIONS WITH MASKING, DEVICES AND ASSOCIATED METHODS
IL284369A (en) Antibody against human il-4ra and use thereof
DK3925030T3 (en) WINDOW UNIT WITH FREQUENCY-SELECTIVE COATING AND ASSOCIATED PROCEDURE
DK3754150T3 (en) Zebra blind without cords and with an adjustable main spring
DK3497339T3 (en) SPRING DEVICE AND CONNECTION DEVICE
IL283526A (en) D-psicose crystal and preparation method therefor
DK3765707T3 (en) POWER CONTROL DEVICE AND METHOD
DE112019005185A5 (en) TRAINING DEVICE WITH LINEAR SPRING AND ADJUSTABLE PRELOAD
IL280677A (en) Tissue treatment with sensitizer and light and/or sound
DK3389450T3 (en) Coil-in-coil spring with variable load ratio and mattresses including one
ES1246714Y (en) Sleep position training device
DK3869956T3 (en) RODEN TRAPS AND RODEN CONTROL
EP3825507C0 (en) Roller blind that freely opens/closes up and down
GB2599579B (en) Assist device and artificial limb
DK3270608T3 (en) Hearing aid with adaptive treatment and related procedure
DK3920960T3 (en) TREATMENT WITH CAR-MANIPULATED T CELLS AND CYTOKINES
SG11202102411WA (en) Simulated sclera and simulated eyeball
EP3865731A4 (en) Parallel link mechanism and link action device
DK3794190T3 (en) DOOR HANDLE DEVICE AND RELATED PROCEDURE
EP3776068C0 (en) Adjustment of subjective and objective refractions
DK3586175T3 (en) OPTICAL ELEMENT WITH LOW WAVEFRONT ERROR AND PIEZOELECTRICLY ACTIVATED
DK3617533T3 (en) Screw and its use
GB2581582B (en) Pocketed spring unit and method of manufacture