CN106121455B - A kind of Foldable door and window partitioning system - Google Patents

A kind of Foldable door and window partitioning system Download PDF

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Publication number
CN106121455B
CN106121455B CN201610510581.2A CN201610510581A CN106121455B CN 106121455 B CN106121455 B CN 106121455B CN 201610510581 A CN201610510581 A CN 201610510581A CN 106121455 B CN106121455 B CN 106121455B
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CN
China
Prior art keywords
door
window
hinge
window body
lock pin
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.)
Active
Application number
CN201610510581.2A
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Chinese (zh)
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CN106121455A (en
Inventor
张渝
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.)
Hunan Infinite Metal Door And Window Manufacturing Co ltd
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Individual
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Priority to CN201610510581.2A priority Critical patent/CN106121455B/en
Publication of CN106121455A publication Critical patent/CN106121455A/en
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Publication of CN106121455B publication Critical patent/CN106121455B/en
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Classifications

    • EFIXED CONSTRUCTIONS
    • E06DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06BFIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
    • E06B3/00Window sashes, door leaves, or like elements for closing wall or like openings; Layout of fixed or moving closures, e.g. windows in wall or like openings; Features of rigidly-mounted outer frames relating to the mounting of wing frames
    • E06B3/32Arrangements of wings characterised by the manner of movement; Arrangements of movable wings in openings; Features of wings or frames relating solely to the manner of movement of the wing
    • E06B3/48Wings connected at their edges, e.g. foldable wings
    • E06B3/481Wings foldable in a zig-zag manner or bi-fold wings
    • EFIXED CONSTRUCTIONS
    • E05LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05CBOLTS OR FASTENING DEVICES FOR WINGS, SPECIALLY FOR DOORS OR WINDOWS
    • E05C19/00Other devices specially designed for securing wings, e.g. with suction cups
    • E05C19/16Devices holding the wing by magnetic or electromagnetic attraction
    • E05C19/166Devices holding the wing by magnetic or electromagnetic attraction electromagnetic
    • EFIXED CONSTRUCTIONS
    • E05LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05DHINGES OR SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS
    • E05D11/00Additional features or accessories of hinges
    • E05D11/10Devices for preventing movement between relatively-movable hinge parts
    • E05D11/1014Devices for preventing movement between relatively-movable hinge parts for maintaining the hinge in only one position, e.g. closed
    • EFIXED CONSTRUCTIONS
    • E05LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05DHINGES OR SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS
    • E05D13/00Accessories for sliding or lifting wings, e.g. pulleys, safety catches
    • EFIXED CONSTRUCTIONS
    • E05LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05DHINGES OR SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS
    • E05D3/00Hinges with pins
    • E05D3/02Hinges with pins with one pin
    • EFIXED CONSTRUCTIONS
    • E05LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05DHINGES OR SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS
    • E05D5/00Construction of single parts, e.g. the parts for attachment
    • E05D5/02Parts for attachment, e.g. flaps
    • EFIXED CONSTRUCTIONS
    • E05LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05DHINGES OR SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS
    • E05D5/00Construction of single parts, e.g. the parts for attachment
    • E05D5/02Parts for attachment, e.g. flaps
    • E05D5/0215Parts for attachment, e.g. flaps for attachment to profile members or the like
    • E05D5/0223Parts for attachment, e.g. flaps for attachment to profile members or the like with parts, e.g. screws, extending through the profile wall or engaging profile grooves

Abstract

The invention discloses a kind of Foldable door and window partitioning system, it is related to a kind of construction and installation material, including multiple door and window bodies, the multiple door and window body upper and lower ends connect housing by Universal pulley system, and the multiple door and window body is connected with each other between the door and window body after selection and selection can be combined by hinge system;The hinge system includes the two panels hinge rotated around same vertical axis and the device that can lock the two panels hinge in position;The described one end of two panels hinge away from the vertical axis is fixedly connected with door and window body.The step of present invention contains a kind of new-type hinge for door and window, and locking, rotation, push-and-pull are completed by one part of hinge system, and the hinge can simplify door and window production, production cost is reduced, and improve the airtight performance of door and window.Invention increases glazed area, the light of outdoor is irradiated to a greater extent into room, enhances the visual effect in room, room is seemed more spacious, brighter.

Description

A kind of Foldable door and window partitioning system
Technical field
The present invention relates to a kind of construction and installation material, more particularly to a kind of folding window.
Background technology
The windowpane that present building is installed, it is plug-type to be substantially left and right, can only realize half of window ventilation Thang-kng.For traditional door and window accessory by hinge, lock, handle, accessory is various, cumbersome for installation constant, is easily damaged.Prior art opens window The accessory at family is all pure mechanic structure, and automaticity is low.
The content of the invention
It is a kind of it is an object of the invention to provide a kind of Foldable door and window partitioning system in order to overcome the shortcomings of the above situation Foldable door and window partitioning system, including multiple door and window bodies, multiple door and window body upper and lower ends are connected outer by Universal pulley system Frame, the door and window body of predetermined quantity are connected with each other by hinge system each other;Hinge system includes revolving around same vertical axis The two panels hinge turned;The one end of two panels hinge away from vertical axis is fixedly connected with door and window body.
Further, Universal pulley system includes pulley element and Hooks coupling universal coupling, and the upper and lower ends of door and window body pass through Hooks coupling universal coupling is connected with pulley element;Pin-and-hole is provided with two panels hinge, hinge system also includes lock pin and magnet, the lock Pin includes head and bar portion, and head diameter is more than gauge diameter;When door and window body folds, two panels hinge closes, on hinge To form the passage parallel to vertical axis, magnet is arranged at the upper end of the passage for pin-and-hole alignment, and lock pin is from the bottom of passage Penetrate upwards, until the head of lock pin is held by magnet, so as to which door and window body is fixed as into folded state;When lock pin departs from magnet After attraction, slid downwards along passage, door and window body is deployable state;The adjacent door and window body without hinge connection Magnetic part is provided with side end face, when door and window deploys, the adjacent door and window body without hinge connection is each other by side end face On magnetic part be fixed together.
Further, the magnet in hinge system is the first electromagnet, and the first electromagnet includes the first iron core and around the The first coil that one iron core is laid, first coil are connected by wire with normally closed switch, and normally closed switch is connected with power supply;Adjacent It is the second electromagnet without the magnetic part on the door and window body side end face of hinge connection, the second electromagnet includes the second iron core and enclosed The second coil laid around the second iron core, the second coil and first coil, normally closed switch, power sources in series;When operation door and window body When being changed into deployed condition from folding, operation normally closed switch is off-state, and first coil and the second coil blackout cause the first electricity Magnet loses magnetism, and lock pin slides, and hinge is deployable state;When operating door and window body from deploying to be changed into folded state, behaviour It is off-state to make normally closed switch, and first coil and the second coil blackout cause the second electromagnet to lose magnetism, adjacent door and window Body can be separated from each other.
Further, the one end of lock pin away from magnet is also threaded with lock pin cap.
Further, channel diameter being gradually reduced from top to bottom along gravity direction, the diameter of passage bottom are less than lock Pin head part diameter.
Further, sleeve is arranged with passage, sleeve pipe is brought into close contact bar portion.
Further, pulley element is placed in the middle part of door and window body upper and lower ends face.
Further, pulley element is placed in the edge part of door and window body upper and lower ends face.
Further, the door and window body of predetermined quantity is 2 door and window bodies or 3 door and window bodies.
Further, housing has slide rail, and pulley element slides in the slide rail.
The beneficial effects of the invention are as follows:On the basis of existing sliding door and window, pass through in door and window body upper and lower ends universal Pulley system connects outer rim, and door and window body universal rotational can be achieved, and can be achieved to fold horizontal sliding function.
By on the basis of existing hinge, increasing an axial passages on hinge, being configured on the passage can be appropriate Lock the device of two panels hinge in position.Preferably lock pin and magnet, lock pin can pass through both elements by being driven from passage end Opening and closing coordinate complete door and window foldable push and pull.
By setting the magnet of circuit control and the magnetic on the adjacent door and window body side end face connected without hinge Part, Automated condtrol can be achieved, and improve the airtight performance of door and window.
Brief description of the drawings
Technical scheme in order to illustrate the embodiments of the present invention more clearly, make required in being described below to embodiment Accompanying drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the present invention, for For those of ordinary skill in the art, on the premise of not paying creative work, it can also be obtained according to these accompanying drawings other Accompanying drawing, wherein:
Fig. 1 is closed mode positive structure schematic of the present invention;
Fig. 2 is the top view of closed mode of the present invention;
Fig. 3 is the top view of folded state of the present invention;
Fig. 4 is hinge system of the present invention and door and window body connection structure schematic top plan view;
Fig. 5 is hinge system locking state positive structure schematic of the present invention;
Fig. 6 is hinge system release conditions structural representation of the present invention;
Fig. 7 is the schematic top plan view of another embodiment of the present invention;
Fig. 8 is the schematic top plan view of another embodiment of the present invention;
Fig. 9 is the schematic top plan view of another embodiment of the present invention;
Figure 10 is the schematic top plan view of another embodiment of the present invention;
Figure 11 is Figure 10 microstructure schematic diagrames.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete Site preparation describes, it is clear that described embodiment is only the part of the embodiment of the present invention, rather than whole embodiments.It is based on Embodiment in the present invention, those of ordinary skill in the art are obtained all other under the premise of creative work is not made Embodiment, belong to the scope of protection of the invention.
Please with reference to Fig. 1 to Figure 11, a kind of Foldable door and window partitioning system, including multiple door and window bodies 1, door and window body 1 Upper and lower ends by Universal pulley system connect housing 5, multiple door and window bodies 1 can random combine selection, the door and window body 1 of combination Predetermined number can odd number can even number.It is connected with each other after combination between predetermined multiple door and window bodies 1 by hinge system 7;Close Page system 7 includes the two panels hinge 73 rotated around same vertical axis 71 and the device that can lock two panels hinge 73 in position; The one end of two panels hinge 73 away from vertical axis 71 is fixedly connected with door and window body 1.Appropriate location is two under door and window body closed mode Piece hinge is longitudinally folded to set position, as shown in Figure 5.
Universal pulley system includes pulley element and Hooks coupling universal coupling, and the upper and lower ends of door and window body 1 pass through universal joint shaft Device is connected with pulley element.Housing 5 is aluminum alloy frame and has slide rail, and pulley element slides in the slide rail.
Door and window body 1 includes the glass 13 of body frame 11 and embedded body frame 11, as an alternative, also can be by fly net 15 substitute glass 13.Setting is brought into close contact between the body frame of multiple door and window bodies 1, the junction flexibility that is sticked be able to can be returned on frame Multiple material, further improves airtight performance.Hinge 73 connects door and window body 1 by fixed connection apparatus 9.Fixed connection apparatus 9 For the 91 supporting connection of machine screw mech scr 93 and steel nut, hinge 73 is sandwiched between machine screw mech scr 93 and steel nut 91, and steel nut 91 is solid Surely it is connected to body frame 11.
Fig. 5 and Fig. 6 are refer to, two panels hinge 73 is respectively upper hinge 731 and lower jaw 733.It can lock in position The device of two panels hinge 73 includes that the lock pin of two panels hinge can be penetrated in position and is fixed on the magnet 75 of a certain hinge 73, Lock pin and magnet 75 can be in same passage 79 in position.Passage 79 is on hinge for one through the logical of the section of hinge two Hole.Magnet 75 is permanent magnet.Magnet 75 is securable to the bottom of lower jaw 733 of the passage 79, it is preferred that magnet is located at upper conjunction The top of 731 passages of page.Preferably, the passage 79 of upper hinge 731 and lower jaw 733 is penetrated in position parallel to vertical axis 71.Such Parallel Design is more convenient people and plugs lock pin.In closed mode shown in Fig. 1 and Fig. 2, lock pin is from lower jaw 733 Passage in the upper hinge 731 of insertion passage in because the magnetic-adsorption effect of magnet 75, magnet 75 and lock pin are fixed, The upper hinge 731 of lock pin insertion and lower jaw 733, so fix two panels hinge, so as to realize fixed door and window body 1.As that need to open Open window, it is only necessary to pull up lock pin release and folded state, as indicated in fig. 6 and fig. 3.
To sum up, when door and window body 1 folds, two panels hinge 73 closes, and the pin-and-hole on hinge aligns to form parallel to vertical The passage of d-axis 71, magnet 75 are arranged at the upper end of the passage 79, and lock pin penetrates upwards from the bottom of passage 79, Zhi Daosuo The head of pin is held by magnet, so as to which door and window body 1 is fixed as into folded state;After lock pin, which departs from magnet, to be attracted, along logical Road slides downwards, and door and window body is deployable state.
Preferably, head 771 and bar portion 773, head 771 diameter bigger about bar portion 773 of the lock pin provided with integrally connected are straight Footpath, lower end is arranged with sleeve 791 in the passage of lower jaw 733, and sleeve pipe 791 is brought into close contact bar portion 773.Sleeve pipe 791 is cylindrical shape Nylon (or ABS) is managed, close movable connection bar portion 773 in pipe.So, because the diameter of bar portion 773 is less than head diameter, sleeve pipe 791 support head 771 towards the face of internal channel 79, can so as to the design of sleeve 791 of lower jaw 733 because being integrally connected To make it be deposited in lower jaw 733 lock pin spacing, do not fall out.As shown in Figure 5.It is of course also possible in the logical of lower jaw 733 Road 79 sets face of slope, and diameter the successively decreasing from top to bottom along gravity direction of passage 79, bottom is most in size upper channel Minor diameter is less than the diameter on head 771, can equally play spacing retention effect.Of course, it is possible to stay with reference to above two is spacing Mode is deposited, one is selected or uses simultaneously.Lock pin is preferably 45 carbon steel steel pins, surface Darkening process.
Preferably, lock pin is also bolted with lock pin cap 775 backwards to one end of magnet 75.Lock pin cap 775 functions as handle Hand, is conveniently inserted and pulled through lock pin in vertical direction, convenient in horizontal direction to drive the door and window sheet being fixedly connected with hinge system 7 Body 1 is so as to realizing folding open function.Lock pin cap 775 is preferably M5 annular knurl hand nuttings.
Preferably, magnetic part is provided with the side end face of the adjacent door and window body 1 connected without hinge 73, works as door and window During expansion, the adjacent door and window body connected without hinge 73 is fixed together each other by the magnetic part on side end face, is lifted The airtight performance of door and window.
Further, the magnet 75 in hinge system 7 is the first electromagnet, and the first electromagnet includes the first iron core and surrounded The first coil that first iron core is laid, first coil are connected by wire with normally closed switch, and normally closed switch is connected with power supply;It is adjacent Without hinge connection the side end face of door and window body 1 on magnetic part be the second electromagnet, the second electromagnet includes the second iron core With the second coil laid around the second iron core, the second coil and first coil, normally closed switch, power sources in series;When operation door and window When body 1 is changed into deployed condition from folding, operation normally closed switch is off-state, and first coil and the second coil blackout cause One electromagnet loses magnetism, and lock pin slides, and hinge 73 is deployable state;When operation door and window body 1 is changed into rugosity from expansion During state, operation normally closed switch is off-state, and first coil and the second coil blackout cause the second electromagnet to lose magnetism, adjacent Door and window body 1 can be separated from each other.By setting the magnet 75 of circuit control and in the adjacent door and window connected without hinge 73 Magnetic part on the side end face of body 1, circuit automatic control can be achieved, and improve the airtight performance of door and window.
Further to state the design of the invention, now accompanying drawing is illustrated in detail.Fig. 2 and Fig. 3 illustrates two door and windows The schematic diagram that body 1 is connected by hinge system, Fig. 7 are that three door and window bodies of the invention and four door and window bodies pass through hinge system Unite the schematic diagram of connection, much more any fan connection can be achieved in the present invention, can even number can odd number, facade can any lattice.Fig. 8 is will Sliding system is fixedly installed on the schematic diagram in door and window body two section centre positions about 1, in being certainly not limited to during practice of construction Between position or two fragment positions.Achievable edge rotation and the rotation of middle optional position can be achieved in the present invention, and practicality is extensive.Outside Frame 5 can also include exhibition deformation according to actual house type, traditional straight frame is not limited to, using same profile design inner corner trim and sun Angle, attractive in appearance, versatility is high, as shown in Figure 9.The present invention can not only fold translation, also in edge column or can strengthen central post The single fan of installation is opened flat, if shown in Fig. 9 A.If be transversely mounted, opened plus outstanding window can also be turned into after special part. Further, as shown in Figure 10 and Figure 11, the present invention can be can use energy conserving system and general aluminium system combination, and outdoor is saved Can system, opens outward installation glass 13, indoor one layer is done and inwardly opens stainless steel fly net 15, is superimposed on bridge cut-off and is strengthened handrail for two layers At crossbeam 8.
The preferred embodiments of the present invention are the foregoing is only, are not intended to limit the invention, for the skill of this area For art personnel, the present invention can have various modifications and variations.Within the spirit and principles of the invention, that is made any repaiies Change, equivalent substitution, improvement etc., should be included in the scope of the protection.

Claims (8)

  1. A kind of 1. Foldable door and window partitioning system, it is characterised in that:Including multiple door and window bodies, two above and below the multiple door and window body End connects housing by Universal pulley system, and the door and window body of predetermined quantity is connected with each other by hinge system each other;Institute Stating hinge system includes the two panels hinge around the rotation of same vertical axis;The described one end of two panels hinge away from the vertical axis is fixed Connect door and window body;
    The Universal pulley system includes pulley element and Hooks coupling universal coupling, and the upper and lower ends of door and window body pass through Hooks coupling universal coupling It is connected with pulley element;
    Pin-and-hole is provided with the two panels hinge, hinge system also includes lock pin and magnet, and the lock pin includes head and bar portion, Head diameter is more than gauge diameter;
    When door and window body folds, two panels hinge closes, and the pin-and-hole on hinge aligns to form the passage parallel to vertical axis, institute The upper end that magnet is arranged at the passage is stated, lock pin penetrates upwards from the bottom of the passage, until the head of lock pin is by magnetic Body is held, so as to which door and window body is fixed as into folded state;
    After lock pin, which departs from magnet, to be attracted, slid downwards along the passage, door and window body is deployable state;
    Magnetic part is provided with the side end face of the adjacent door and window body without hinge connection, it is adjacent when door and window deploys The door and window body connected without hinge is fixed together each other by the magnetic part on side end face;
    Magnet in the hinge system is the first electromagnet, and the first electromagnet includes the first iron core and laid around the first iron core First coil, first coil is connected by wire with normally closed switch, and normally closed switch is connected with power supply;
    Magnetic part on the adjacent door and window body side end face without hinge connection is the second electromagnet, the second electromagnet bag Include the second iron core and the second coil laid around the second iron core, the second coil and the first coil, the normally closed switch, institute State power sources in series;
    When operating door and window body and being changed into deployed condition from folding, operation normally closed switch is off-state, first coil and second Coil blackout causes the first electromagnet to lose magnetism, and lock pin slides, and hinge is deployable state;When operation door and window body is by deploying When being changed into folded state, operation normally closed switch is off-state, and first coil and the second coil blackout cause the second electromagnet to lose Magnetic is gone, adjacent door and window body can be separated from each other.
  2. A kind of 2. Foldable door and window partitioning system according to claim 1, it is characterised in that:The lock pin away from magnet one End is also threaded with lock pin cap.
  3. A kind of 3. Foldable door and window partitioning system according to claim 2, it is characterised in that:The channel diameter is along gravity side To be gradually reduced from top to bottom, the diameter of the passage bottom is less than lock pin head diameter.
  4. A kind of 4. Foldable door and window partitioning system according to claim 3, it is characterised in that:It is arranged with the passage a set of Pipe, described sleeve pipe are brought into close contact bar portion.
  5. A kind of 5. Foldable door and window partitioning system according to any one of claim 2 to 4, it is characterised in that:The pulley Unit is placed in the middle part of the door and window body upper and lower ends face.
  6. A kind of 6. Foldable door and window partitioning system according to any one of claim 2 to 4, it is characterised in that:The pulley Unit is placed in the edge part of the door and window body upper and lower ends face.
  7. A kind of 7. Foldable door and window partitioning system according to claim 1, it is characterised in that:The door and window sheet of the predetermined quantity Body is 2 door and window bodies or 3 door and window bodies.
  8. A kind of 8. Foldable door and window partitioning system according to claim 1, it is characterised in that:The housing has slide rail, sliding Wheel unit slides in the slide rail.
CN201610510581.2A 2016-07-01 2016-07-01 A kind of Foldable door and window partitioning system Active CN106121455B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201610510581.2A CN106121455B (en) 2016-07-01 2016-07-01 A kind of Foldable door and window partitioning system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201610510581.2A CN106121455B (en) 2016-07-01 2016-07-01 A kind of Foldable door and window partitioning system

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CN106121455A CN106121455A (en) 2016-11-16
CN106121455B true CN106121455B (en) 2017-12-12

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT201900003595A1 (en) * 2019-03-12 2020-09-12 Steel Project S R L BARRIERED FOR DOORS OR WINDOWS

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111101789B (en) * 2019-11-13 2021-03-16 中国电子科技集团公司第十四研究所 High-precision quick locking mechanism for single-point control and multi-point linkage
CN112854928B (en) * 2021-01-18 2022-04-26 兴三星云科技有限公司 Fireproof hardware hinge of fireproof inner flat window
FR3132012A1 (en) * 2022-01-24 2023-07-28 Karine Lepetit Hinge-type device with removable pin intended for fixing interchangeable parts of leather goods

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Publication number Priority date Publication date Assignee Title
US4078333A (en) * 1976-03-18 1978-03-14 Jean Louis Lussier Swinging door system
AU2007100682A4 (en) * 2007-07-24 2007-08-23 Imd Concepts Pty Ltd Improved magnetic latch
CN201065715Y (en) * 2007-06-09 2008-05-28 姚振喆 Push-fold type window
CN201074465Y (en) * 2007-08-17 2008-06-18 南京杰德自动门有限公司 Automatic folding door

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Publication number Priority date Publication date Assignee Title
US6591453B2 (en) * 2001-09-14 2003-07-15 John E. Jenks Locking hinge system

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4078333A (en) * 1976-03-18 1978-03-14 Jean Louis Lussier Swinging door system
CN201065715Y (en) * 2007-06-09 2008-05-28 姚振喆 Push-fold type window
AU2007100682A4 (en) * 2007-07-24 2007-08-23 Imd Concepts Pty Ltd Improved magnetic latch
CN201074465Y (en) * 2007-08-17 2008-06-18 南京杰德自动门有限公司 Automatic folding door

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT201900003595A1 (en) * 2019-03-12 2020-09-12 Steel Project S R L BARRIERED FOR DOORS OR WINDOWS

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Effective date of registration: 20190211

Address after: 400060 No. 1-6, Building 31, 32 Nanping West Road, Nanan District, Chongqing

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Effective date of registration: 20231009

Address after: 421800, next to National Highway 107, Lingzhou Neighborhood Committee, Zaoshi Street Office, Leiyang City, Hengyang City, Hunan Province

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Address before: 400060 No. 1-6, Building 31, 32 Nanping West Road, Nanan District, Chongqing

Patentee before: Chongqing Benchuangyuan Technology Co.,Ltd.