CN109083557B - Out-opening window anti-falling device for high-rise building - Google Patents
Out-opening window anti-falling device for high-rise building Download PDFInfo
- Publication number
- CN109083557B CN109083557B CN201810991999.9A CN201810991999A CN109083557B CN 109083557 B CN109083557 B CN 109083557B CN 201810991999 A CN201810991999 A CN 201810991999A CN 109083557 B CN109083557 B CN 109083557B
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- Prior art keywords
- baffle
- window
- rectangular plate
- handle
- plate
- 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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- 239000011521 glass Substances 0.000 claims abstract description 26
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 32
- 229910052742 iron Inorganic materials 0.000 claims description 14
- 238000000034 method Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 210000003813 thumb Anatomy 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B3/00—Window 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
- E06B3/32—Arrangements 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
- E06B3/34—Arrangements 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 with only one kind of movement
- E06B3/36—Arrangements 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 with only one kind of movement with a single vertical axis of rotation at one side of the opening, or swinging through the opening
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B1/00—Knobs or handles for wings; Knobs, handles, or press buttons for locks or latches on wings
- E05B1/003—Handles pivoted about an axis perpendicular to the wing
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05C—BOLTS OR FASTENING DEVICES FOR WINGS, SPECIALLY FOR DOORS OR WINDOWS
- E05C17/00—Devices for holding wings open; Devices for limiting opening of wings or for holding wings open by a movable member extending between frame and wing; Braking devices, stops or buffers, combined therewith
- E05C17/02—Devices for holding wings open; Devices for limiting opening of wings or for holding wings open by a movable member extending between frame and wing; Braking devices, stops or buffers, combined therewith by mechanical means
Abstract
The invention provides an outward opening window anti-falling device for a high-rise building, which comprises a window frame and a baffle B, wherein the baffle B is arranged on the window frame; the rear end face of the window frame is rotatably connected with one glass window main body through a hinge; the head end of the elastic telescopic rod is vertically welded with the cylindrical rod. According to the invention, through the arrangement of the handle structure, firstly, if the bolt is not pressed to enable the bolt to be embedded into the rectangular groove formed in the rectangular plate B during window opening, the window opening action can not be realized only by rotating the handle, so that safety accidents caused by window opening by curiously rotating the handle by children can be prevented, secondly, through the arrangement of the two circular rings B, the rectangular plate B and the cylindrical pipe are prevented from being stressed to axially move after the window is closed, thirdly, through the arrangement of the baffle A, the baffle A is a unidirectional rotating baffle, so that the rectangular plate B can be shifted to return to complete window closing when the handle is rotated clockwise, and the baffle A is folded after the baffle A is contacted with the rectangular plate B when the baffle A is rotated counterclockwise, so that the rectangular plate B cannot be shifted to open the window.
Description
Technical Field
The invention belongs to the technical field of building external window matching and building protection facilities, and particularly relates to an external window falling prevention device for a high-rise building.
Background
Along with the increasing scarcity of land area, the number of high-rise buildings in cities is increased. In order to increase the lighting and ventilation area or better represent the style of modern buildings, window surfaces of office buildings mostly adopt the form of outward opening windows. And as time goes on, the safety of the outward-opening window has to draw attention of people, and the potential safety hazard of the outward-opening window falling from high altitude must be given important consideration.
Based on the above, the inventor finds that the existing outward-opening window anti-falling device for the high-rise building mainly has the following defects, for example:
the method is single, and the existing anti-falling device for the outward opening window is mainly characterized in that a safety fence is fixed in a window frame through a bolt, so that the first influence on the indoor attractiveness is caused, and the second influence is caused when the window is opened and closed, so that the method is not convenient enough; the structure is simpler, can not adopt certain adjustable limit structure again can realize the requirement of preventing falling safely satisfying pleasing to the eye and the convenient prerequisite of windowing, for example set up some children and can't open or open the limit structure who restricts certain angle.
Disclosure of Invention
In order to solve the technical problems, the invention provides an outward opening window anti-falling device for a high-rise building, which aims to solve the problems that the existing method is single and the structure is simple.
The invention relates to an outward opening window anti-falling device of a high-rise building, which has the purposes and effects achieved by the following specific technical means:
the anti-falling device for the out-opening window of the high-rise building comprises a window frame, a glass window main body, an L-shaped fixing plate, a semicircular plate, a sliding groove A, a sliding groove B, a handle structure, cylindrical iron, a handle, a rectangular plate A, a bolt, a spring, a circular ring A, a cylindrical pipe, a circular ring B, a rectangular plate B, a rectangular groove, a baffle plate A, an elastic telescopic rod, a cylindrical rod and a baffle plate B, wherein the rear end face of the window frame is rotatably connected with the glass window main body through a hinge, the lower left corner of the rear end face of the window frame is fixedly connected with the semicircular plate through the L-shaped fixing plate and a fixing bolt, the top end face of the semicircular plate is provided with the sliding groove A and the sliding groove B, the sliding groove B is communicated with the sliding groove A, the right end face of the inner wall of the window frame is fixedly connected with the baffle plate B, the handle structure is rotatably connected with the right corner of the front end face of the glass window main body, the handle structure is formed by rotatably connecting the cylindrical iron, the handle structure is formed by the cylindrical iron, the handle, the bolt, the rectangular iron, the rectangular plate A, the bolt, the rectangular plate A is connected with the cylindrical iron, the rectangular plate A is welded with the baffle plate A, the rectangular plate A is welded with the baffle plate A, the rectangular plate A, the baffle plate A, the cylindrical iron, the baffle plate A is welded on the rectangular plate A, the rectangular plate A is welded on the rectangular plate A, the baffle plate A is welded on the baffle plate A, the baffle plate.
Furthermore, the outer wall of the bolt is positioned below the rectangular plate A, and the circular ring A is welded at the position below the rectangular plate A.
Further, when the circular ring A is contacted with the bottom end face of the rectangular plate A, the gap between the bolt and the top end face of the rectangular plate A is 1 cm.
Furthermore, the outer wall of the cylindrical iron is positioned above the cylindrical pipe and below the cylindrical pipe, and the two circular rings B are welded at the joint of the cylindrical pipe and the circular rings B.
Further, the width of the rectangular groove is larger than the diameter of the plug pin.
Further, the baffle A is a one-way rotating baffle.
Further, the cylindrical rod is slidably connected in the sliding groove B.
Further, when the cylindrical rod is in contact with the tail end of the sliding groove B, the opening angle of the glass window main body is 20 degrees.
Compared with the prior art, the invention has the following beneficial effects:
according to the invention, through the arrangement of the handle structure, firstly, if the bolt is not pressed to enable the bolt to be embedded into the rectangular groove formed in the rectangular plate B during window opening, the window opening action can not be realized only by rotating the handle, so that safety accidents caused by window opening by curiously rotating the handle by children can be prevented, secondly, through the arrangement of the two circular rings B, the rectangular plate B and the cylindrical pipe are prevented from being stressed to axially move after the window is closed, thirdly, through the arrangement of the baffle A, the baffle A is a unidirectional rotating baffle, so that the rectangular plate B can be shifted to return to complete window closing when the handle is rotated clockwise, and the baffle A is folded after the baffle A is contacted with the rectangular plate B when the baffle A is rotated counterclockwise, so that the rectangular plate B cannot be shifted to open the window.
According to the invention, through the matching arrangement of the semicircular plate, the elastic telescopic rod and the cylindrical rod, the glass window main body is pushed to move outwards after the window is opened, at the moment, the cylindrical rod welded on the elastic telescopic rod fixedly connected with the bottom end face of the glass window main body slides in the sliding groove B, when the glass window main body is pushed to 20 degrees, the cylindrical rod slides to the tail end of the sliding groove B, so that the glass window main body is fixed, at the moment, the window is further opened, the elastic telescopic rod can be manually contracted to enable the cylindrical rod to be separated from the sliding groove B and enter the sliding groove A to continue opening the window, the sliding groove B arranged on the semicircular plate can be used as a safety device, and when a child opens the window unintentionally, the glass window main body can only be opened by 20 degrees, so that the child can be prevented from falling from the window to cause safety accidents.
Drawings
Fig. 1 is a schematic front view of the present invention.
Fig. 2 is a rear view structural diagram of the present invention.
Fig. 3 is a schematic top view of the handle-removed structure of the present invention.
Fig. 4 is a schematic top view of the semicircular plate of the present invention.
Fig. 5 is a bottom enlarged view of the handle structure of the present invention.
Fig. 6 is a right enlarged view of the handle structure of the present invention.
Fig. 7 is a schematic view of the handle structure of the present invention in a front view and enlarged view.
FIG. 8 is a schematic view of the enlarged structure of the cylindrical tube 507, the rectangular plate B509 and the rectangular groove 510 according to the present invention.
Fig. 9 is an enlarged schematic view of fig. 2 at a.
In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:
1-window frame, 2-glass window main body, 3-L-shaped fixing plate, 4-semicircular plate, 401-sliding groove A, 402-sliding groove B, 5-handle structure, 501-cylindrical iron, 502-handle, 503-rectangular plate A, 504-bolt, 505-spring, 506-circular ring A, 507-cylindrical tube, 508-circular ring B, 509-rectangular plate B, 510-rectangular groove, 511-baffle A, 6-elastic telescopic rod, 7-cylindrical rod and 8-baffle B.
Detailed Description
The embodiments of the present invention will be described in further detail with reference to the drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.
In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example (b):
as shown in figures 1 to 9:
the invention provides an outward opening window anti-falling device for a high-rise building, which comprises a window frame 1, a glass window main body 2, a L-shaped fixed plate 3, a semicircular plate 4, a sliding groove A401, a sliding groove B402, a handle structure 5, cylindrical iron 501, a handle 502, a rectangular plate A503, a plug pin 504, a spring 505, a circular ring A506, a cylindrical pipe 507, a circular ring B508, a rectangular plate B509, a rectangular groove 510, a baffle plate A511, an elastic telescopic rod 6, a cylindrical rod 7 and a baffle plate B8, wherein the rear end face of the window frame 1 is rotatably connected with the glass window main body 2 through a hinge, the left lower corner position of the rear end face of the window frame 1 is fixedly connected with the semicircular plate 4 through the L-shaped fixed plate 3 and the fixed bolt, the top end face of the semicircular plate 4 is provided with the sliding groove A401 and the sliding groove B402, the sliding groove B402 is communicated with the sliding groove A401, the right end face of the inner wall of the window frame 1 is fixedly connected with a baffle plate B8, the baffle plate B509, the right end face of the front end face of the glass window main body 2 is rotatably connected with the handle structure 5, the rectangular plate A505, the rectangular plate A501 is welded with the rectangular plate 501, the rectangular plate A501, the rectangular plate 501 is welded with the rectangular plate 501, the rectangular plate A501, the rectangular plate 501 is welded with the rectangular plate 501, the rectangular plate 501 is welded with the rectangular plate 501, the rectangular.
Wherein, the outer wall of the bolt 504 is welded with a circular ring A506 at the position below the rectangular plate A503, so that the bolt 504 can be limited.
When the circular ring A506 contacts with the bottom end face of the rectangular plate A503, the gap between the bolt 504 and the top end face of the rectangular plate A503 is 1 cm.
Wherein, the outer wall of the cylindrical iron 501 is positioned above the cylindrical pipe 507 and below the cylindrical pipe 507, and is welded with a circular ring B508, and the two circular rings B508 are connected with the cylindrical pipe 507, so that the cylindrical pipe 507 is prevented from moving axially when the window is closed.
The width of the rectangular slot 510 is larger than the diameter of the latch 504, so that the latch 504 can be completely inserted into the rectangular slot 510 when the latch 504 is pressed and the handle 502 is rotated.
The baffle A511 is a unidirectional rotation baffle, so that the baffle A511 can stir the rectangular plate B509 to return to complete window closing when the handle 502 is rotated clockwise, and the baffle A511 cannot push the rectangular plate B509 to open the window when the handle 502360 degrees is rotated counterclockwise.
The cylindrical rod 7 is slidably connected to the sliding groove B402, so that the glass window body 2 can be fixed when the cylindrical rod 7 slides to the end of the sliding groove B402.
When the cylindrical rod 7 contacts the tail end of the sliding groove B402, the opening angle of the glass window main body 2 is 20 degrees, so that the glass window can be prevented from falling off when being opened by children.
When the window opener is used, firstly, a window is opened, the handle 502 is held during the window opening, the bolt 504 is pressed by a thumb to enable the bolt 504 to move backwards, the spring 505 is compressed, the bolt 504 is embedded into a rectangular groove 510 formed in a rectangular plate B509, then the handle 502 is rotated, at the moment, the handle 502, the cylindrical iron 501, the rectangular plate A503 and the bolt 504 rotate, the cylindrical pipe 507 and the rectangular plate B509 can be driven to rotate through the bolt 504, the window opening action can be realized through the rotation of the rectangular plate B509, at the moment, when the handle 502 is rotated clockwise without pressing the bolt 504, on one hand, the bolt 504 is not embedded into the rectangular plate B509, so that the cylindrical pipe 507 and the rectangular plate B509 cannot be stirred to carry out the window opening action, on the other hand, due to the arrangement of the baffle A511, when the handle 502 is rotated 360 degrees, the baffle A511 is a unidirectional rotation baffle as shown in figure 5 and figure 6, the baffle A511 is contacted with the rectangular plate B509 to be folded, so that the rectangular plate B509 cannot be pushed to open the window; after the window is opened, the glass window main body 2 is pushed to move outwards, at the moment, a cylindrical rod 7 welded on an elastic telescopic rod 6 fixedly connected with the bottom end face of the glass window main body 2 slides in a sliding groove B402, when the glass window main body 2 is pushed to 20 degrees, the cylindrical rod 7 slides to the tail end of the sliding groove B402, so that the glass window main body 2 is fixed, at the moment, if further window opening is needed, the elastic telescopic rod 6 can be manually contracted, so that the cylindrical rod 7 is separated from the sliding groove B402 and enters the sliding groove A401 to continue window opening; when the window is closed, the handle 502 is held to pull the glass window main body 2 to enable the glass window main body 2 to be in contact with the window frame 1, then the handle 502 is rotated clockwise, and the rectangular plate B509 can be pushed through the baffle A511 to achieve the window closing action.
The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.
Claims (8)
1. The outward opening window anti-falling device for the high-rise building comprises a window frame (1) and a glass window main body (2), and is characterized by further comprising an L-shaped fixing plate (3), a semicircular plate (4), a sliding groove A (401), a sliding groove B (402), a handle structure (5), a cylindrical iron (501), a handle (502), a rectangular plate A (503), a plug pin (504), a spring (505), a circular ring A (506), a cylindrical pipe (507), a circular ring B (508), a rectangular plate B (509), a rectangular groove (510), a baffle A (511), an elastic telescopic rod (6), a cylindrical rod (7) and a baffle B (8), wherein the upper end face of the rectangular window main body (1) is rotatably connected with the glass window main body (2) through a hinge, the left lower corner position of the rear end face of the window frame (1) is fixedly connected with the handle plate (4) through the L-shaped fixing plate (3) and a fixing bolt, the rectangular plate A (501) is fixedly connected with the rectangular plate A (505), the rectangular plate A (501) is connected with the rectangular plate A (501), the rectangular plate A (501) and the baffle B (501), the baffle B (501) is connected with the rectangular plate (501), the rectangular plate A (505), the baffle B (501) and the baffle B (505), the baffle B (501) are connected with the rectangular plate (505), the baffle B (501), the baffle B (505), the handle structure is connected with the baffle B (505), the handle structure, the baffle B (501), the baffle B (505), the baffle B (501) is connected with the baffle B (8) is connected with the upper end face of the rectangular plate, the handle plate (505), the handle structure, the rectangular plate (505), the handle structure, the handle plate is connected with the baffle B, the baffle B (505), the handle structure is connected with the baffle B (505), the baffle B (505), the baffle B is connected with the baffle B, the baffle B (505), the baffle B is connected with the baffle B, the baffle B is connected with the baffle B, the baffle B (505), the baffle B is connected with the baffle B) is connected with the baffle B (505), the baffle B, the baffle.
2. The window-opening fall-preventing device for high-rise buildings according to claim 1, characterized in that: the outer wall of the bolt (504) is positioned below the rectangular plate A (503) and welded with the circular ring A (506).
3. The window-opening fall-preventing device for high-rise buildings according to claim 1, characterized in that: when the circular ring A (506) is in contact with the bottom end face of the rectangular plate A (503), the gap between the plug pin (504) and the top end face of the rectangular plate A (503) is 1 cm.
4. The window-opening fall-preventing device for high-rise buildings according to claim 1, characterized in that: the outer wall of the cylindrical iron (501) is positioned above the cylindrical pipe (507) and below the cylindrical pipe (507), one circular ring B (508) is welded on the outer wall of the cylindrical iron, and the two circular rings B (508) are connected with the cylindrical pipe (507).
5. The window-opening fall-preventing device for high-rise buildings according to claim 1, characterized in that: the width of the rectangular groove (510) is larger than the diameter of the plug pin (504).
6. The window-opening fall-preventing device for high-rise buildings according to claim 1, characterized in that: the baffle A (511) is a one-way rotating baffle.
7. The window-opening fall-preventing device for high-rise buildings according to claim 1, characterized in that: the cylindrical rod (7) is connected in the sliding groove B (402) in a sliding mode.
8. The window-opening fall-preventing device for high-rise buildings according to claim 1, characterized in that: when the cylindrical rod (7) is in contact with the tail end of the sliding groove B (402), the opening angle of the glass window main body (2) is 20 degrees.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810991999.9A CN109083557B (en) | 2018-08-29 | 2018-08-29 | Out-opening window anti-falling device for high-rise building |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810991999.9A CN109083557B (en) | 2018-08-29 | 2018-08-29 | Out-opening window anti-falling device for high-rise building |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109083557A CN109083557A (en) | 2018-12-25 |
| CN109083557B true CN109083557B (en) | 2020-08-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810991999.9A Active CN109083557B (en) | 2018-08-29 | 2018-08-29 | Out-opening window anti-falling device for high-rise building |
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| Country | Link |
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| CN (1) | CN109083557B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111927209A (en) * | 2020-07-29 | 2020-11-13 | 向德钊 | Door lock back locking control mechanism |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IT8122292V0 (en) * | 1981-07-07 | 1981-07-07 | Lomazzo Costr Mecc | BOAT LOCK FOR BOATS HANDLED FROM INSIDE AND OUTSIDE. |
| CN2116759U (en) * | 1991-05-09 | 1992-09-23 | 吴华 | Multi-point locator for door and window |
| DE29817154U1 (en) * | 1997-09-26 | 1999-02-18 | Mekuwa Metall Kunststoff | Rotary lever fitting for flaps etc. on caravans |
| CN206205578U (en) * | 2016-10-25 | 2017-05-31 | 恩施市齐进节能建材工程有限公司 | A kind of balcony window |
| CN106285202B (en) * | 2016-10-27 | 2019-05-07 | 山西黑龙科技有限公司 | A kind of device being switched fast door handle on-off |
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2018
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| CN109083557A (en) | 2018-12-25 |
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| TA01 | Transfer of patent application right |
Effective date of registration: 20200713 Address after: No.977, Gaoxin Road, Ruian Economic Development Zone, Ruian City, Wenzhou City, Zhejiang Province Applicant after: Wenzhou pinli intelligent curtain wall doors and windows Co.,Ltd. Address before: 262315 Xumeng Town Central Primary School, Wulian County, Rizhao City, Shandong Province Applicant before: Ge Xuewei |
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| TA01 | Transfer of patent application right | ||
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Falling prevention device for external windows of high-rise buildings Effective date of registration: 20220713 Granted publication date: 20200804 Pledgee: Zhejiang Ruian Rural Commercial Bank Co.,Ltd. Dongshan sub branch Pledgor: Wenzhou pinli intelligent curtain wall doors and windows Co.,Ltd. Registration number: Y2022980010389 |
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| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20230926 Granted publication date: 20200804 Pledgee: Zhejiang Ruian Rural Commercial Bank Co.,Ltd. Dongshan sub branch Pledgor: Wenzhou pinli intelligent curtain wall doors and windows Co.,Ltd. Registration number: Y2022980010389 |
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| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Fall prevention devices for exterior windows in high-rise buildings Effective date of registration: 20231017 Granted publication date: 20200804 Pledgee: Zhejiang Ruian Rural Commercial Bank Co.,Ltd. Dongshan sub branch Pledgor: Wenzhou pinli intelligent curtain wall doors and windows Co.,Ltd. Registration number: Y2023980061401 |
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