CN210508989U - Hand-held spring roller shutter - Google Patents
Hand-held spring roller shutter Download PDFInfo
- Publication number
- CN210508989U CN210508989U CN201920911212.3U CN201920911212U CN210508989U CN 210508989 U CN210508989 U CN 210508989U CN 201920911212 U CN201920911212 U CN 201920911212U CN 210508989 U CN210508989 U CN 210508989U
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- China
- Prior art keywords
- spring
- plunger
- clockwork spring
- hand
- disc
- 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.)
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Classifications
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- 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
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- 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
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- 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)
- Operating, Guiding And Securing Of Roll- Type Closing Members (AREA)
- Springs (AREA)
Abstract
The utility model relates to a curtain is rolled up to hand rest clockwork spring, including the left socle, the stores pylon of right branch frame and connection left socle and right branch frame, be provided with the spool between left socle and right branch frame, be provided with the curtain of rolling up on the spool, be provided with the clockwork spring coiling apparatus who is used for rotating the spool in order to batch the curtain on left socle and/or the right branch frame, clockwork spring coiling apparatus is including adjusting the plunger, the clockwork spring, clockwork spring fixed disk and clockwork spring coiling dish, it has the carousel that has the sawtooth to adjust to nest on the plunger, the clockwork spring overlaps on the clockwork spring fixed disk under the lax state, the end and the clockwork spring coiling dish joint of clo. The utility model discloses hand rest clockwork spring is rolled up curtain has increased the resistance adjusting device of clockwork spring, through adjust about the adjusting screw of support department alright with the resistance size that increases or reduce the clockwork spring-back, need not to continue to increase the balancing weight, easy operation, and practiced thrift the cost, improved production efficiency.
Description
Technical Field
The utility model belongs to the technical field of the (window) curtain technique and specifically relates to a hand rest clockwork spring is rolled up curtain.
Background
The existing spring roller shutter generally comprises a support and a scroll on two sides, a spring rod is arranged in the scroll, a limiting spring is sleeved on the spring rod, and a spring tail plug is arranged at the end part of the limiting spring. Spacing spring's resilience force is the rotatory power of going up in advance according to the size and the weight of (window) curtain, and the spring bar resilience number of turns of this kind of structure is limited moreover, and resilience force is also unequally, wants more resilience numbers of turns and more balanced resilience force just need longer spring bar, and this (window) curtain that just can't put into small breadth, consequently this kind of structure only be suitable for with single-layer curtain, double-deck book curtain needs twice cloth, then can't pack up completely.
And current hand rest clockwork spring is rolled up curtain and is leaned on the resilience force of clockwork spring and the counter weight iron plate below the lower beam, balances force between them, guarantees to roll up the curtain and can be in quiescent condition and not kick-back, however in mass production, because the resilience force of clockwork spring has the deviation, when using the balancing weight of the same weight, sometimes still can go out the condition of kick-back, need continue again to add the balancing weight this moment for complex operation in the production process, inefficiency.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a curtain is rolled up to hand rest clockwork spring, the technical problem of its solution is that current hand rest clockwork spring is rolled up the curtain because the resilience force of clockwork spring has the deviation when production, when using the balancing weight of the same weight, sometimes still can go out the condition of resilience, can only continue to add the balancing weight for complex operation, inefficiency in the production process.
In order to solve the technical problem existing in the above, the utility model discloses a following scheme:
a hand-held spring roller shutter comprises a left support (1), a right support (2) and a hanger (3) connected with the left support (1) and the right support (2), wherein a scroll (4) is arranged between the left support (1) and the right support (2), a roller shutter is arranged on the scroll (4), the left support (1) and/or the right support (2) are/is provided with a spring coiling device used for rotating the scroll (4) to coil the roller shutter, the spring coiling device comprises an adjusting plunger (5), a spring (7), a spring fixing disc (8) and a spring coiling disc (9), the adjusting plunger (5) is nested with a turntable (6) with sawteeth, the spring (7) is nested on the spring fixing disc (8) in a loose state, and the coiling end of the spring (7) is clamped with the spring coiling disc (9), the method is characterized in that: and the left support (1) and the right support (2) are also provided with resistance adjusting devices for adjusting the resilience force of the clockwork spring (7).
Further, the resistance adjusting device comprises an adjusting screw (30), a nut (31) matched with the adjusting screw (30), a pressing block and an elastic washer (32), the left support (1) and/or the right support (2) respectively comprise a shell (25) and an end cover (26) which are mutually buckled, a second fixing column (29) used for fixing the clockwork spring coiling disc (9) is arranged on the shell (25), a through hole matched with the resistance adjusting device is formed in the second fixing column (29), the adjusting screw (30) is inserted into the through hole from outside to inside, the nut (31) is arranged on the adjusting screw (30) and can axially move along the adjusting screw (30), the pressing block is sleeved outside the adjusting screw (30), one side of the pressing block is linked with the nut (31), and the other side of the pressing block is contacted with the clockwork spring coiling disc (9), an external spline (20) spliced with the adjusting plunger (5) is arranged on the spring coiling disc (9), and an elastic washer (32) is sleeved on the external spline (20) and is arranged between the end cover (26) and the spring coiling disc (9) in a cushioning mode.
Further, a spring (33) is arranged between the nut (31) and the pressing block, and the adjusting screw (30) is sleeved with the spring (33).
Further, nut (31) is hexagonal nut, the briquetting is hexagonal gasket (34), the cross-section of through-hole be with nut (31) with briquetting matched with hexagon.
Further, the elastic gasket (32) is a rubber gasket.
Further, the adjusting plunger (5) comprises:
the plunger body (10) is assembled with the reel (4) in an interference mode, and a through hole is formed in the center of the plunger body (10);
plunger axle (11), plunger axle (11) front portion be provided with joint portion (12) of via hole joint, plunger axle (11) afterbody central authorities set up internal spline (13), plunger axle (11) middle section has lug (14).
Further, the rotating disc (6) is hollow and is provided with a small gap (15) for assembling the lug (14) at the hollow part, and the front part of the rotating disc (6) is also provided with a hollow column (16) with a large gap, and the hollow column (16) is used for penetrating through the plunger shaft (11); and a groove part (17) matched and assembled with the tail part of the plunger shaft (11) is arranged at the bottom of the rotary disc (6).
Further, a spring clamping end (19) clamped with the spring (7) is arranged on the spring coiling disc (9), and an external spline (20) inserted into the tail of the plunger shaft (11) is further arranged at the front end of the spring coiling disc (9).
Further, a bottom rod (21) is arranged at the bottom of the roller shutter, a balancing weight (22) is arranged in the bottom rod (21), and a handle portion (23) is arranged in the middle of the bottom rod (21).
Furthermore, a rotating plunger (24) is arranged on the left support (1), and the front end of the rotating plunger (24) is in interference fit with the reel (4).
This hand support clockwork spring is rolled up curtain has following beneficial effect:
the utility model discloses the hand support clockwork spring is rolled up curtain has increased the resistance adjusting device of clockwork spring, through adjust about the adjusting screw of support department alright with the resistance size that increases or reduce the clockwork spring and kick-back to resilience force deviation problem that the clockwork spring appears when correcting large-scale production need not to continue to increase the balancing weight, easy operation, and practiced thrift the cost, improved production efficiency.
Drawings
FIG. 1: the utility model discloses a hand-held spring roller shutter explosion diagram;
FIG. 2: the structure schematic diagram of the hand-held spring rolling device of the utility model;
FIG. 3: the structure schematic diagram of the winding device at the other direction of the hand-held spring roller shutter of the utility model;
FIG. 4: the structure schematic diagram of the hand-held spring roller shutter after being assembled is shown in the utility model;
FIG. 5: the utility model discloses hand rest clockwork spring is rolled up curtain resistance adjusting device's section view.
Description of reference numerals:
1-left support; 2-right support; 3, hanging a rack; 4, winding a reel; 5-adjusting the plunger; 6, rotating the disc; 7, a clockwork spring; 8-spring fixing disc; 9-spring coiling disc; 10-a plunger body; 11-plunger shaft; 12-a clamping part; 13 — an internal spline; 14-a bump; 15-small gap; 16-a hollow column; 17-a groove portion; 18-a holding spring; 19-spring clamping end; 20-external splines; 21-bottom bar; 22-a counterweight block; 23-a handle portion; 24-rotating the plunger; 25-a housing; 26-end cap; 27-well; 28 — first fixed column; 29-second fixed column; 30-adjusting screws; 31-a nut; 32-a resilient washer; 33-a spring; 34-hexagonal gasket.
Detailed Description
The present invention will be further explained with reference to fig. 1 to 5:
as shown in fig. 1 and 4, a hand-held spring roller blind includes a left bracket 1, a right bracket 2, and a hanger 3 connecting the left bracket 1 and the right bracket 2, wherein a winding shaft 4 is disposed between the left bracket 1 and the right bracket 2, a roller blind is disposed on the winding shaft 4, and a spring winding device for rotating the winding shaft 4 to wind the roller blind is disposed on the right bracket 2.
As shown in fig. 2 and 3, the spring winding device comprises an adjusting plunger 5, a spring 7, a spring fixing disc 8 and a spring winding disc 9, wherein the adjusting plunger 5 is nested with a turntable 6 with saw teeth, the spring 7 is sleeved on the spring fixing disc 8 in a loose state, and the winding end of the spring 7 is clamped with the spring winding disc 9;
the adjusting plunger 5 includes: the plunger body 10 is assembled with the reel 4 in an interference mode, and a through hole is formed in the center of the plunger body 10;
The rotating disk 6 is hollow, and has a small gap 15 for assembling the convex block 14 in the hollow part, and a hollow column 16 with a large gap is arranged at the front part of the rotating disk 6, and the hollow column 16 is used for penetrating the plunger shaft 11; the bottom of the rotating disk 6 is provided with a groove part 17 which is matched and assembled with the tail part of the plunger shaft 11. A holding spring 18 is also provided on the periphery of the hollow column 16, in order to hold the plunger shaft 11 in place by the holding spring 18, so that the plunger body 10 is held in place.
The spring coiling disc 9 is provided with a spring clamping end 19 clamped with the spring 7, and the front end of the spring coiling disc 9 is also provided with an external spline 20 inserted with the tail of the plunger shaft 11.
Naturally, there are also a casing 25 and an end cap 26 that snap into each other for fitting the winding device, the end cap 26 having a hole 27 through the external spline 20 and a first positioning post 28 and a second positioning post 29 on the casing 25 to mount the spring holding disk 8 and the spring winding disk 9.
During the assembly, pass carousel 6 with plunger axle 11 and with plunger main part 10 joint, lug 14 passes little breach 15, and external splines 20 and internal spline 13 interlock hold tightly spring 18 and plunger main part 10 and have certain degree of closeness, but not card is dead, and the function of holding tightly the spring can let plunger axle 11 hold tightly unable rotation, but rotates carousel 6 and can drive and hold tightly spring 6 and plunger post 11 and rotate together.
The bottom of the roller shutter is provided with a bottom rod 21, a balancing weight 22 is arranged in the bottom rod 21, the middle of the bottom rod 21 is provided with a handle part 23, the balancing weight 22 is determined according to the actual width of the curtain and the weight of the material, and the number of the balancing weight 22 can be properly increased or decreased.
The left bracket 1 is provided with a rotating plunger 24, the front end of the rotating plunger 24 is in interference fit with the scroll 4, of course, it should be pointed out that if the width of the roller shutter is wide, the torsion is certainly insufficient by adopting the single spring 7 to contract, and at this time, the left bracket 1 can be designed to have the same structure of the winding device as the right bracket 2, so that the double torsion is provided to ensure the use of the roller shutter with wide width.
When the curtain winding device is used, the torsion of the spring 7 is accumulated while the curtain is moved downwards, the handle part is pulled down under the matching of the balancing weight 22, the curtain can be stopped along with pulling, if insufficient torsion appears during curtain winding, the turntable is rotated to drive the spring winding disc to properly wind the spring, the torsion enough for winding the curtain is preset, and therefore the torsion of the winding shaft in contraction can be adjusted to completely wind the curtain.
As shown in fig. 5, the right bracket 2 is further provided with a resistance adjusting device for adjusting the resilience of the spring 7, the resistance adjusting device comprises an adjusting screw 30, a hexagonal nut matched with the adjusting screw 30, and a hexagonal washer 34, the spring 33 and the rubber washer, the second fixing column 29 is provided with a through hole which is matched with a hexagonal nut and a hexagonal gasket 34 and has a hexagonal cross section, the adjusting screw 30 is inserted into the through hole from outside to inside, the hexagonal nut is arranged on the adjusting screw 30 and can axially move along the adjusting screw 30, the hexagonal gasket 34 is sleeved outside the adjusting screw 30, the spring 33 is sleeved on the adjusting screw 30 and clamped between the hexagonal nut and the hexagonal gasket 34, the spring coiling disc 9 is provided with a fixing groove matched with the second fixing column 29, a limiting part matched with the hexagonal gasket 34 is arranged in the fixing groove, and the rubber washer is sleeved on the male spline 20 and is arranged between the end cover 26 and the spring coiling disc 9.
During production, if the resilience force of clockwork spring 7 has the deviation to appear when kick-backing, need not to continue to increase the balancing weight, only need with the adjusting screw 30 on the instrument anticlockwise rotation right branch frame 2, make hexagonal nut move to hexagonal gasket 34's direction, thereby promote spring 33 and hexagonal gasket 34 and remove, hexagonal gasket 34 promotes clockwork spring coiling dish 9 and draws close to end cover 26's direction extrusion, thereby extrude the rubber packing ring, increased the friction force between clockwork spring coiling dish 9 and the end cover 26, with this rebound force size of adjusting clockwork spring 7.
The present invention has been described in detail with reference to the accompanying drawings, and it is obvious that the present invention is not limited by the above embodiments, and various improvements of the method concept and the technical solution of the present invention can be made without modification, or the present invention can be directly applied to other occasions without modification, and is within the protection scope of the present invention.
Claims (10)
1. A hand-held spring roller shutter comprises a left support (1), a right support (2) and a hanger (3) connected with the left support (1) and the right support (2), wherein a scroll (4) is arranged between the left support (1) and the right support (2), a roller shutter is arranged on the scroll (4), the left support (1) and/or the right support (2) are/is provided with a spring coiling device used for rotating the scroll (4) to coil the roller shutter, the spring coiling device comprises an adjusting plunger (5), a spring (7), a spring fixing disc (8) and a spring coiling disc (9), the adjusting plunger (5) is nested with a turntable (6) with sawteeth, the spring (7) is nested on the spring fixing disc (8) in a loose state, and the coiling end of the spring (7) is clamped with the spring coiling disc (9), the method is characterized in that: and the left support (1) and the right support (2) are also provided with resistance adjusting devices for adjusting the resilience force of the clockwork spring (7).
2. The hand-held power spring roller blind of claim 1, characterized in that: the resistance adjusting device comprises an adjusting screw (30), a nut (31) matched with the adjusting screw (30), a pressing block and an elastic washer (32), the left support (1) and/or the right support (2) respectively comprise a shell (25) and an end cover (26) which are buckled with each other, a second fixing column (29) used for fixing the clockwork spring coiling disc (9) is arranged on the shell (25), a through hole matched with the resistance adjusting device is formed in the second fixing column (29), the adjusting screw (30) is inserted into the through hole from outside to inside, the nut (31) is arranged on the adjusting screw (30) and can axially move along the adjusting screw (30), the pressing block is sleeved outside the adjusting screw (30), one side of the pressing block is linked with the nut (31), and the other side of the pressing block is contacted with the clockwork spring coiling disc (9), an external spline (20) spliced with the adjusting plunger (5) is arranged on the spring coiling disc (9), and an elastic washer (32) is sleeved on the external spline (20) and is arranged between the end cover (26) and the spring coiling disc (9) in a cushioning mode.
3. The hand-held power spring roller shutter according to claim 2, characterized in that: a spring (33) is arranged between the nut (31) and the pressing block, and the adjusting screw (30) is sleeved with the spring (33).
4. The hand-held power spring roller shutter according to claim 3, characterized in that: nut (31) are the hexagon nut, the briquetting is hexagonal gasket (34), the cross-section of through-hole be with nut (31) with briquetting matched with hexagon.
5. The hand-held wind-up spring blind according to claim 4, wherein: the elastic gasket (32) is a rubber gasket.
6. A hand-held power spring blind according to any one of claims 1 to 5, characterised in that: the adjusting plunger (5) comprises:
the plunger body (10) is assembled with the reel (4) in an interference mode, and a through hole is formed in the center of the plunger body (10);
plunger axle (11), plunger axle (11) front portion be provided with joint portion (12) of via hole joint, plunger axle (11) afterbody central authorities set up internal spline (13), plunger axle (11) middle section has lug (14).
7. The hand-held power spring roller blind of claim 6, wherein: the rotating disc (6) is hollow, a small gap (15) for assembling the lug (14) is formed in the hollow part, a hollow column (16) with a large gap is further arranged at the front part of the rotating disc (6), and the hollow column (16) is used for penetrating through the plunger shaft (11); and a groove part (17) matched and assembled with the tail part of the plunger shaft (11) is arranged at the bottom of the rotary disc (6).
8. The hand-held power spring blind of claim 7, wherein: the spring coiling disc (9) is provided with a spring clamping end (19) clamped with the spring (7), and the front end of the spring coiling disc (9) is also provided with an external spline (20) inserted with the tail of the plunger shaft (11).
9. The hand-held power spring blind of claim 8, wherein: the roller shutter is characterized in that a bottom rod (21) is arranged at the bottom of the roller shutter, a balancing weight (22) is arranged in the bottom rod (21), and a handle portion (23) is arranged in the middle of the bottom rod (21).
10. The hand-held power spring blind of claim 9, wherein: the left bracket (1) is provided with a rotary plunger (24), and the front end of the rotary plunger (24) is in interference fit with the reel (4).
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920911212.3U CN210508989U (en) | 2019-06-18 | 2019-06-18 | Hand-held spring roller shutter |
| DE202020100277.5U DE202020100277U1 (en) | 2019-06-18 | 2020-01-20 | Hand-held zebra blind with an adjustable spiral spring for the upper beam |
| DK20175169.0T DK3754150T3 (en) | 2019-06-18 | 2020-05-18 | Zebra blind without cords and with an adjustable main spring |
| EP20175169.0A EP3754150B1 (en) | 2019-06-18 | 2020-05-18 | Cordless zebra curtain with an adjustable mainspring |
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 |
|---|---|
| CN210508989U true CN210508989U (en) | 2020-05-12 |
Family
ID=69621422
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920911212.3U Active CN210508989U (en) | 2019-06-18 | 2019-06-18 | Hand-held spring roller shutter |
Country Status (4)
| Country | Link |
|---|---|
| EP (1) | EP3754150B1 (en) |
| CN (1) | CN210508989U (en) |
| DE (1) | DE202020100277U1 (en) |
| DK (1) | DK3754150T3 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111663889A (en) * | 2020-06-16 | 2020-09-15 | 黄山盈晖纺织制品有限公司 | 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)
| 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 |
-
2019
- 2019-06-18 CN CN201920911212.3U patent/CN210508989U/en active Active
-
2020
- 2020-01-20 DE DE202020100277.5U patent/DE202020100277U1/en active Active
- 2020-05-18 EP EP20175169.0A patent/EP3754150B1/en active Active
- 2020-05-18 DK DK20175169.0T patent/DK3754150T3/en active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111663889A (en) * | 2020-06-16 | 2020-09-15 | 黄山盈晖纺织制品有限公司 | Novel spring is rolled up automatic winding structure for curtain |
| 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 |
| WO2023173681A1 (en) * | 2021-12-09 | 2023-09-21 | 芦杰飞 | Clockwork spring coiling device with clockwork spring built in upper beam |
Also Published As
| Publication number | Publication date |
|---|---|
| EP3754150A1 (en) | 2020-12-23 |
| DK3754150T3 (en) | 2023-01-30 |
| DE202020100277U1 (en) | 2020-01-30 |
| EP3754150B1 (en) | 2022-11-02 |
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