CN107620559A - A kind of telescopic curtain of casement - Google Patents

A kind of telescopic curtain of casement Download PDF

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Publication number
CN107620559A
CN107620559A CN201711048439.1A CN201711048439A CN107620559A CN 107620559 A CN107620559 A CN 107620559A CN 201711048439 A CN201711048439 A CN 201711048439A CN 107620559 A CN107620559 A CN 107620559A
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CN
China
Prior art keywords
rope drum
curtain
casement
framework
corrugated
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.)
Pending
Application number
CN201711048439.1A
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Chinese (zh)
Inventor
朱向荣
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.)
Foshan Nanhai Ronghao Home Window Products Co Ltd
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Individual
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 Individual filed Critical Individual
Priority to CN201711048439.1A priority Critical patent/CN107620559A/en
Publication of CN107620559A publication Critical patent/CN107620559A/en
Pending legal-status Critical Current

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Abstract

A kind of telescopic curtain of casement, it is characterized in that including support, at least two rope drums, at least one constant force rebounding mechanism, axle, the organ shape casement to be linked with rope drum, constant force rebounding mechanism, the movable end of the drawstring of rope drum is sidelong and through being fastened on the casement lower end of corrugated folding after the vertical casement down folded through corrugated after the guide groove below rope drum, and constant force rebounding mechanism includes framework, the active reel being rotatably arranged in framework, rolled up by movable reel, spring leaf(Clockwork spring).The present invention compared with the prior art, have without need drawstring drive, it is simple in construction the advantages of.

Description

A kind of telescopic curtain of casement
Technical field:
The present invention relates to a kind of curtain technology.
Background technology:
The existing telescopic curtain of casement, its curtain are in organ shape, during opening, toward drop-down casement, deploy organ, this Sample, casement come with regard to spread apart, window are blocked, lifted, shrinks organ, casement is just folded up, and casement is received Get up, window turns on.After such a curtain is, it is necessary to which casement spread apart is next, in the presence of no external force, it can keep easypro Exhibition, and after casement is folded up, in the presence of no external force, and can maintains folded state.Prior art is using drawing Restrict the mode of driving, rope drum is driven by drawstring, rope drum is discharged or the mode of retracting rope, to discharge or up Draw casement.Due to there is the presence of drawstring, easily occur when child plays drawstring unexpected(As drawstring is hung on neck), and And drawstring driving structure is complicated.
The content of the invention:
The goal of the invention of the present invention is to provide a kind of without needing the telescopic window of casement that drawstring drives, simple in construction Curtain.
The present invention is achieved in that including support, at least two rope drums being rotatably arranged on support, is arranged on branch At least one constant force rebounding mechanism on frame, wear it is being connected on rope drum and constant force rebounding mechanism and with rope drum, constant force resilience The axle of mechanism linkage, the curtain folded, the top of the curtain of folding are directly or indirectly connected on support, the drawstring of rope drum Movable end it is sidelong and through vertical down through being fastened on after the curtain folded after the guide frame below rope drum The bottom of the curtain of folding, constant force rebounding mechanism include framework, the active reel being rotatably arranged in framework, by movable reel, bullet Reed is rolled up(Clockwork spring), active reel, by movable reel it is parallel to each other and can be freely rotated, spring leaf is rolled up on by movable reel, The movable end of spring leaf volume is fixed on active reel, and axle, which is worn, to be connected on active reel and linked with active reel.
In use, with the bottom of the hand down curtain of bilateral pulled foldable, due to folding curtain expansion when be almost there is no resistance , if the pulling force of hand overcome rope drum discharge serving when resistance and constant force rebounding mechanism screen resilience with regard to folding can be made Curtain deploys, and after expansion, resistance sum when furling serving due to the gravity and rope drum of the curtain of folding is returned more than constant force The screen resilience of mechanism is played, meanwhile, the gravity of the curtain of folding is less than resistance, constant force rebounding mechanism when rope drum discharges serving again Screen resilience sum, due to constant force rebounding mechanism screen resilience and rope drum discharge serving when resistance, rope drum retracting serving When resistance be invariable, and the gravity of the curtain folded can be by increasing or reducing the curtain of folding(Such as folding Curtain bottom connection counterweight)Weight adjust, it is thereby achieved that above-mentioned various gravity, resistance and screen resilience Size requirements so, the curtain of folding be deployed in no external force in the presence of be transfixion, maintain deployed condition, and when using hand The curtain folded is held up, resistance during rope drum retracting serving is much larger than due to the screen resilience of constant force rebounding mechanism, therefore, in perseverance In the presence of the screen resilience of power rebounding mechanism, the curtain of folding is just folded up, and the curtain folding storage of folding is got up, when removing After pin human hand lifts power, the curtain of folding maintains the state constant.
The action principle of constant force rebounding mechanism is rolled up using spring leaf(Clockwork spring)After expansion during backrush, backrush power it is constant, Spring leaf is rolled up(Clockwork spring)With free state on by movable reel, the movable end of spring leaf volume is fixed on active reel, When the curtain expansion of folding, active spool turns are driven by axle, the spring leaf that spring leaf is rolled up is rewound on active reel, Due to main spring leaf volume spring leaf be wound on active reel when, around to spring leaf roll up itself around on the contrary, in spring leaf Roll recovery it is original around to screen resilience in the presence of, be provided with constant force rebounding mechanism and drive the constant of active reel backrush to return Elastic force.
The movable end of the drawstring of rope drum is through the guide frame immediately below rope drum, so, sidelong guiding during drawstring Mechanism, so, in the presence of constant force rebounding mechanism screen resilience and casement own wt, drawstring is abutted against guiding mechanism On, so as to generate frictional resistance, because constant force rebounding mechanism screen resilience and casement own wt are constant, therefore, it is somebody's turn to do Frictional resistance is also substantially invariable.
The curtain of folding is sun blind or corrugated folds curtain, and the curtain that corrugated folds includes papery or spinning The casement body of the corrugated of matter of weaving cotton cloth or plastics matter folding, the type for being connected to the casement body bottom that corrugated folds Material framework.Using section material framework, it is convenient to counterweight is set in section material framework, the weight of the curtain folded with regulation, meanwhile, It is also convenient for the curtain that user was pulled or lifted folding by section material framework.
Here, the smooth leading truck in surface is provided with rope drum in the top of guide groove.The effect one of leading truck To increase the gradient before drawstring imports guide frame, to increase frictional resistance, meanwhile, make drawstring can before importing guide frame Close to rope drum, with ensure drawstring one enclose then one enclose the land in an orderly manner on rope drum without wiring below around On wiring above, to ensure acting freely for wiring.
A pair of gear cavities for carrying axis hole are provided with the biside plate of the framework of constant force rebounding mechanism, on a pair of gear cavities A pair of intermeshing gears with rotating shaft are provided with, the axis of rotation of gear, which is worn, to be connected on axis hole, and active reel is connected to Wherein on a gear, passive spool turns are connected on another gear.During work, because the spring leaf of spring leaf volume is rewound in master On movable reel, so, the rotation direction of the rotation direction of active reel and spring leaf volume on the contrary, under the transmission of a pair of gears, It is identical with the rotation direction that spring leaf is rolled up by the rotation direction of movable reel, spring leaf volume is rotated in the case of unresisted, protect Demonstrate,prove the constant of screen resilience.
Here, rope drum is arranged on rope drum framework, front and rear on the two side of rope drum framework to be provided with symmetrical two Axis hole, rope drum by the axle at both ends be rotatably arranged on rope drum frame side wall wherein on an axis hole, guiding mechanism set On rope drum framework, support includes aluminium of the bottom with slit wears groove and closes pipe profile, rope drum framework with rope drum and Constant force rebounding mechanism be arranged on aluminium close pipe profile in, through slit wears groove drawstring be connected to folding curtain lower end with volume First rope drum framework of rope roll has two or more, is worn by axle and is connected together and joins with the rope drum on the first rope drum framework The first dynamic constant force rebounding mechanism has more than one, and drawstring is connected to the curtain upper end of folding and fixed with the curtain upper end of folding Connection the second rope drum framework with rope drum have two or more, worn by axle be connected together and with the second rope drum framework On rope drum linkage the second constant force rebounding mechanism have more than one.
So, in use, with the curtain lower end of hand down bilateral pulled foldable, the curtain expansion of folding, when the curtain of folding deploys The window first half is covered during half, will all be covered on window when the curtain of folding is fully deployed, down the window of bilateral pulled foldable Curtain upper end, when the curtain of folding is shunk half from top to bottom, the window first half is opened, and lower half is also in the screening of casement Under lid.So, just make curtain that there is the function of covering window different parts.
Using rope drum Frame Design and the framework and spool designs of constant force rebounding mechanism with symmetrical two axis hole, The wherein axle for making the active reel of rope drum and a wherein constant force rebounding mechanism of the drive wherein on a rope drum framework link Can symmetrically not interfere with each other by movable reel through the axis hole on another rope drum framework and another constant force rebounding mechanism, so as to Realize the effect of above-mentioned covering window any part.
The present invention compared with the prior art, have without need drawstring drive, it is simple in construction the advantages of.
Brief description of the drawings:
Fig. 1 is the structural representation of the present invention;
Fig. 2 is the structural representation of rope drum part;
Fig. 3 is Fig. 2 lateral plan;
Fig. 4 is Fig. 2 A-A sectional views;
Fig. 5 is the configuration schematic diagram of constant force rebounding mechanism
Fig. 6 is Fig. 5 B-B sectional views;
Fig. 7 is the use state figure of the embodiment of the present invention 1;
Fig. 8 is the use state figure of the embodiment of the present invention 2;
Fig. 9 is the section view of organ shape casement;
Figure 10 is the partial enlarged drawing of the guide frame embodiment 2 of rope drum part;
The C direction views of Figure 11 bitmaps 10.
Embodiment:
The present invention is described in further detail in conjunction with drawings and examples:
As shown in figure 1, the present invention includes support 1, at least two rope drums 2 being rotatably arranged on support 1, is arranged on support 1 On at least one constant force rebounding mechanism a, wear and be connected on the non-circular hole 2b of rope drum 2(It is such as square)And on constant force rebounding mechanism a And axle 3, the curtain 4 of folding to be linked with rope drum 2, constant force rebounding mechanism a, the curtain 4 of folding is sun blind or ripple Shape folds curtain, corrugated fold curtain 4 include papery either weave cloth or plastics matter corrugated folding casement Body, the section material framework 5 for being connected to the casement body bottom that corrugated folds, the top of the curtain 4 of folding are direct(As Fig. 1, Shown in 7)Or it is indirectly coupled to support 1(As shown in Figure 8)On, as shown in Figure 2,3, 4, the movable end of the drawstring 6 of rope drum 2 is oblique Towards and through the lower section of rope drum 2 and close to the guide frame 7 of the wherein end of rope drum 2(Pilot hole)Vertically down pass through afterwards On the section material framework 5 for the curtain bottom for being fastened on folding after the casement body that the corrugated of the curtain 4 of folding folds, such as Shown in Fig. 5, Fig. 6, constant force rebounding mechanism a includes framework 8, the active reel 9 being rotatably arranged in framework 8, by movable reel 10, bullet Reed is rolled up(Clockwork spring)11, active reel 9, by movable reel 10 it is parallel to each other and can be freely rotated, spring leaf volume 11 is wound on passive On reel 10, the movable end 11a of spring leaf volume 11 is fixed on active reel 9, and section is in non-circular(Such as square)Axle 3, which is worn, to be connect On active reel 9 is in non-circular with 3 corresponding section of axle(Such as square)Perforation 9a on and link with active reel 9.
As shown in Figure 2,4, the smooth leading truck 12 in surface is provided with rope drum 2 in the top of guiding mechanism 7(Such as Stainless steel strip).Leading truck 12 is slightly bent downwardly in cross bar shape and its middle part, and drawstring 6 is directed downwardly into guiding in leading for leading truck 12 Structure 7;Or as shown in Figure 10,11, leading truck 12 is horizontally disposed L-shaped bar, drawstring 8 by the inner bending of L-shaped bar 12 at It is oriented to and imports guide frame 7.Using L-shaped bar, friction can be increased by the effect of the clamping drawstring 8 at the inner bending of L-shaped bar 12 Resistance.
Constant force rebounding mechanism a framework 8 includes biside plate 8a, at least three locating dowel 8b being arranged between biside plate 8a, Locating dowel 8b is fixed therein on the version 8a of side(Such as it is an integrally-molded together with side plate 8a), through opposite side version 8a spiral shell Silk 8c is screwed on locating dowel 8b and is fixed together biside plate 8a, locating dowel 8b, biside plate 8a on the inside of be respectively provided with Have and be provided with a pair of intermeshing teeth with rotating shaft 13a on a pair gear cavity 8e, a pair of gear cavity 8e with axis hole 8d Wheel 13, the rotating shaft 13a of gear 13, which rotates to wear, to be connected on axis hole 8d, and active reel 9 is fixedly connected one to be carried and active volume wherein Perforation 13e gear 13 corresponding to the perforation 9a of cylinder 9(Such as it is an integrally-molded together with the gear 13)On, by 10 turns of movable reel It is dynamic be connected to another gear 13 centre be with by the corresponding perforation 13c of the perforation 10a of movable reel 10 step-like axis hole 13b On.
The perforation 9a of active reel 9 section be in 3 corresponding section of axle corresponding to it is non-circular(Such as square).
It is more than the maximum outside diameter of axle 3 by the perforation 10a diameters of movable reel 10.So, through by the perforation of movable reel 10 The rotation of axle 3 would not be influenceed by movable reel 10.
As shown in figure 9, what the casement main body that the corrugated of the curtain 4 folded folds was folded by symmetrical two sides corrugated Either textile cloth or plastic foil are formed paper, the trough of the paper that two sides corrugated the folds either ripple of textile cloth or plastic foil Link together, so that the section for the casement main body that corrugated folds is in honeycomb.
As shown in Fig. 7,9, the top of the curtain 4 of folding is fixed on below support 1, with hand toward drop-down cross bar 5, due to folding The folded expansion of curtain 4 be almost do not have it is resistant, as long as resistance and perseverance when the pulling force of hand overcomes the rope drum 2 to discharge drawstring 6 Power rebounding mechanism a screen resilience is with regard to that can deploy the curtain 4 of folding, after expansion, due to the gravity of the curtain 4 of folding, cross bar 5 Resistance sum when gravity and rope drum 2 furl drawstring 6 is more than constant force rebounding mechanism a screen resilience, meanwhile, the curtain of folding 4 gravity, the gravity sum of cross bar 5 again be less than rope drum 2 discharge drawstring 6 when resistance, constant force rebounding mechanism a screen resilience it With, so, the curtain 4 of folding deploy after in the presence of no external force be transfixion, maintain deployed condition, and when using hand rest The curtain 4 folded is acted, because constant force rebounding mechanism a screen resilience is much larger than resistance when rope drum 2 furls drawstring 6, therefore, In the presence of constant force rebounding mechanism a screen resilience, the curtain 4 of folding is just folded up, and the curtain 4 of folding is accepted, when removing After pin human hand lifts power, the curtain 4 of folding maintains the state constant.
As shown in Fig. 2-6, Fig. 8, rope drum 2 is arranged on rope drum framework 14, and rope drum framework 14 includes two side 14a is connected to entablature 14d, the transverse slat 14c of lower section between the 14a of two side, front and rear on the two side 14a of rope drum framework 14 to set Symmetrical two axis holes 14b is equipped with, rope drum 2 is rotatably arranged on rope drum framework 14 by the axle 2a with only face 14e at both ends On side wall 14a wherein on an axis hole 14b, guide groove 7 is arranged on the transverse slat 14c of the lower section of rope drum framework 14, and support 1 includes Aluminium of the bottom with slit wears groove closes pipe profile 1a, and rope drum framework 14 and constant force rebounding mechanism a with rope drum 2 are arranged on Aluminium is closed in pipe profile 1a, and drawstring 6 is connected to the first rope drum with rope drum 2 on the lower end section material framework 5 of curtain 4 of folding Framework 14 has two or more, and for being connected together and being linked with the rope drum 2 on the first rope drum framework 14 is worn by first axle 3 One constant force rebounding mechanism a has more than one, and drawstring 6 is connected to the upper end of curtain 4 of folding and fixes company with the upper end of curtain 4 of folding The second rope drum framework 14 with rope drum 2 on the upper sectional material framework 15 connect has two or more, is worn and is connected on by the second axle 3 The the second constant force rebounding mechanism a to link together and with the rope drum 2 on the second rope drum framework 14 has more than one.
As shown in figure 8, in use, down the section material framework 5 on the lower end of curtain 4 of bilateral pulled foldable, the curtain 4 of folding are opened up with hand Open, cover the window b first halves when the curtain 4 of folding deploys half, it is when the curtain 4 of folding is fully deployed that window b is complete Portion covers, down the upper sectional material framework 15 on the upper end of curtain 4 of bilateral pulled foldable, when the curtain 4 of folding is shunk half from top to bottom, The window b first halves are opened, and lower half is also under the covering of casement 4.So, have just curtain and cover window b differences The function at position.

Claims (9)

  1. A kind of 1. telescopic curtain of casement, it is characterised in that including support, volume at least two that be rotatably arranged on support Rope roll, at least one constant force rebounding mechanism being arranged on support, wear it is being connected on rope drum and constant force rebounding mechanism and with volume Rope roll, the axle of constant force rebounding mechanism linkage, the curtain of folding, the top of the curtain of folding is directly or indirectly connected to support On, the movable end of the drawstring of rope drum is sidelong and through vertical down through the window folded after the guide frame below rope drum The bottom of the curtain of folding is fastened on after curtain, constant force rebounding mechanism includes framework, the active being rotatably arranged in framework volume Cylinder, rolled up by movable reel, spring leaf, active reel, by movable reel be parallel to each other and can freely be rotated, spring leaf is rolled up wound on quilt On movable reel, the movable end of spring leaf volume is fixed on active reel, and axle, which is worn, to be connected on active reel and linked with active reel.
  2. 2. the telescopic curtain of casement according to claim 1, it is characterised in that in the top of guide groove close to serving Leading truck is provided with cylinder.
  3. 3. the telescopic curtain of casement according to claim 2, it is characterised in that leading truck is in cross bar shape and its middle part Slightly it is bent downwardly, drawstring is directed downwardly into guide frame in leading for leading truck;Or leading truck is horizontally disposed L-shaped bar, drawstring Guide frame is imported by the guiding at L-shaped bar inner bending.
  4. 4. the telescopic curtain of casement according to claim 1 or 2 or 3, it is characterised in that the frame of constant force rebounding mechanism A pair of gear cavities for carrying axis hole are provided with the biside plate of frame, a pair are provided with a pair of gear cavities and intermeshing is carried The gear of rotating shaft, the axis of rotation of gear, which is worn, to be connected on axis hole, and active reel is connected wherein on a gear, passive spool turns It is connected on another gear.
  5. 5. the telescopic curtain of casement according to claim 1 or 2 or 3, it is characterised in that rope drum is arranged on serving On cylinder framework, front and rear on the two side of rope drum framework to be provided with symmetrical two axis hole, rope drum is rotated by the axle at both ends and set Put on rope drum frame side wall wherein on an axis hole, guide frame is arranged on rope drum framework, and support includes bottom belt The aluminium for having slit wears groove closes pipe profile, and rope drum framework and constant force rebounding mechanism with rope drum are arranged on aluminium and close pipe profile Interior, the first rope drum framework with rope drum that drawstring is connected to the curtain lower end of folding has two or more, is worn and connect by axle There is more than one together and with the first constant force rebounding mechanism of the rope drum linkage on the first rope drum framework, drawstring is connected to The second rope drum framework with rope drum of the curtain upper end of folding has two or more, is worn and is connected together and with second by axle Second constant force rebounding mechanism of the rope drum linkage on rope drum framework has more than one.
  6. 6. the telescopic curtain of casement according to claim 4, it is characterised in that rope drum is arranged on rope drum framework On, front and rear on the two side of rope drum framework to be provided with symmetrical two axis hole, rope drum is rotatably arranged on volume by the axle at both ends On rope roll frame side wall wherein on an axis hole, guide frame is arranged on rope drum framework, and support carries slit including bottom The aluminium of wears groove closes pipe profile, and rope drum framework and constant force rebounding mechanism with rope drum are arranged on aluminium and closed in pipe profile, drawstring The the first rope drum framework with rope drum for being connected to the curtain lower end of folding has two or more, worn by axle be connected together and There is more than one with the first constant force rebounding mechanism of the rope drum linkage on the first rope drum framework, drawstring is connected to the window of folding The second rope drum framework with rope drum of curtain upper end has two or more, worn by axle be connected together and with the second rope drum frame Second constant force rebounding mechanism of the rope drum linkage on frame has more than one.
  7. 7. the telescopic curtain of casement according to claim 1 or 2 or 3 or 6, it is characterised in that the curtain of folding is ripple The curtain that line shape folds, the curtain that corrugated folds include the casement main body that corrugated folds, the casement that corrugated folds Either textile cloth or plastic foil are formed the paper that main body is folded by symmetrical two sides corrugated, two sides corrugated fold paper or The trough of the ripple of textile cloth or plastic foil links together, so that the section for the casement main body that corrugated folds is in honeybee Nido.
  8. 8. the telescopic curtain of casement according to claim 4, it is characterised in that the curtain of folding is that corrugated folds Curtain, corrugated fold curtain include corrugated fold casement main body, corrugated fold casement main body by right Either textile cloth or plastic foil are formed the paper that the two sides corrugated of title folds, paper or textile cloth that two sides corrugated folds or The trough of the ripple of person's plastic foil links together, so that the section for the casement main body that corrugated folds is in honeycomb.
  9. 9. the telescopic curtain of casement according to claim 5, it is characterised in that the curtain of folding is that corrugated folds Curtain, corrugated fold curtain include corrugated fold casement main body, corrugated fold casement main body by right Either textile cloth or plastic foil are formed the paper that the two sides corrugated of title folds, paper or textile cloth that two sides corrugated folds or The trough of the ripple of person's plastic foil links together, so that the section for the casement main body that corrugated folds is in honeycomb.
CN201711048439.1A 2017-10-31 2017-10-31 A kind of telescopic curtain of casement Pending CN107620559A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201711048439.1A CN107620559A (en) 2017-10-31 2017-10-31 A kind of telescopic curtain of casement

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201711048439.1A CN107620559A (en) 2017-10-31 2017-10-31 A kind of telescopic curtain of casement

Publications (1)

Publication Number Publication Date
CN107620559A true CN107620559A (en) 2018-01-23

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CN201711048439.1A Pending CN107620559A (en) 2017-10-31 2017-10-31 A kind of telescopic curtain of casement

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108968739A (en) * 2018-09-20 2018-12-11 蚌埠科睿达机械设计有限公司 A kind of washing cabinet easy to use
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

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2371323Y (en) * 1999-01-07 2000-03-29 财团法人工业技术研究院 Louvre window lifting mechanism without exposed pulling rope
US20070261798A1 (en) * 2006-05-11 2007-11-15 Chih-Shen Hung Folding device for cordless blind
TWM468264U (en) * 2013-07-30 2013-12-21 Hua-Ji Huang String-free window curtain structure (I)
CN104771053A (en) * 2014-01-10 2015-07-15 范富美 Window curtain
TW201612398A (en) * 2014-09-17 2016-04-01 Chen Jin Fu Curtain positioning mechanism of window curtain having no pulling rope and window curtain having no pulling rope using the same
CN107288523A (en) * 2016-04-13 2017-10-24 溧阳新元窗帘制品有限公司 A kind of cordless blind curtain and its method of work
CN207363571U (en) * 2017-10-31 2018-05-15 李七妹 A kind of telescopic curtain of casement

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2371323Y (en) * 1999-01-07 2000-03-29 财团法人工业技术研究院 Louvre window lifting mechanism without exposed pulling rope
US20070261798A1 (en) * 2006-05-11 2007-11-15 Chih-Shen Hung Folding device for cordless blind
TWM468264U (en) * 2013-07-30 2013-12-21 Hua-Ji Huang String-free window curtain structure (I)
CN104771053A (en) * 2014-01-10 2015-07-15 范富美 Window curtain
TW201612398A (en) * 2014-09-17 2016-04-01 Chen Jin Fu Curtain positioning mechanism of window curtain having no pulling rope and window curtain having no pulling rope using the same
CN107288523A (en) * 2016-04-13 2017-10-24 溧阳新元窗帘制品有限公司 A kind of cordless blind curtain and its method of work
CN207363571U (en) * 2017-10-31 2018-05-15 李七妹 A kind of telescopic curtain of casement

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108968739A (en) * 2018-09-20 2018-12-11 蚌埠科睿达机械设计有限公司 A kind of washing cabinet easy to use
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

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Effective date of registration: 20190505

Address after: 528200 Yongchangli 42, Wanshou Street, Jiujiang Town, Nanhai District, Foshan City, Guangdong Province

Applicant after: Zhu Haiping

Address before: 528200 Yongchangli 42, Wanshou Street, Jiujiang Town, Nanhai District, Foshan City, Guangdong Province

Applicant before: Li Qimei

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Effective date of registration: 20190809

Address after: 528200 Comprehensive Yard Section C of Jiujiang Town Industrial Park, Nanhai District, Foshan City, Guangdong Province

Applicant after: Foshan Nanhai Ronghao Home Window Products Co., Ltd.

Address before: Jiujiang Zhen Wan Shou Jie Nanhai District of Yongchang city of Foshan province Guangdong 528200 No. 42

Applicant before: Zhu Haiping

TA01 Transfer of patent application right