CN114482751B - Bearing accessory and window - Google Patents
Bearing accessory and window Download PDFInfo
- Publication number
- CN114482751B CN114482751B CN202210225467.0A CN202210225467A CN114482751B CN 114482751 B CN114482751 B CN 114482751B CN 202210225467 A CN202210225467 A CN 202210225467A CN 114482751 B CN114482751 B CN 114482751B
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- CN
- China
- Prior art keywords
- piece
- bearing
- hole
- load
- block
- Prior art date
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- 230000008093 supporting effect Effects 0.000 claims description 33
- 230000005484 gravity Effects 0.000 abstract description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
- E05F7/00—Accessories for wings not provided for in other groups of this subclass
- E05F7/06—Devices for taking the weight of the wing, arranged away from the hinge axis
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
- E05Y2900/00—Application of doors, windows, wings or fittings thereof
- E05Y2900/10—Application of doors, windows, wings or fittings thereof for buildings or parts thereof
- E05Y2900/13—Type of wing
- E05Y2900/148—Windows
Landscapes
- Hinges (AREA)
Abstract
The invention discloses a bearing accessory and a window, which belong to the technical field of doors and windows, wherein the bearing accessory comprises a hinge part and a bearing part, the hinge part comprises a fixing part and a connecting part, and the fixing part is rotationally connected with the connecting part; the connecting piece is connected with the bearing piece in a sliding way, and the bearing piece is positioned below the connecting piece to support the connecting piece. The bearing accessory provided by the invention can bear the gravity of part of the movable window sashes, has low cost, and is matched with the hidden hinge to enhance the bearing capacity. The invention provides a window, wherein a fixed window frame can bear a movable window sash with a large weight.
Description
Technical Field
The invention relates to the technical field of doors and windows, in particular to a bearing accessory and a window.
Background
The door and window sash members are typically mounted to the frame by either a clear hinge or a hidden hinge.
For the structure connected through the open-close hinge, when the door and window sashes are heavy, only the number of the hinges is increased. Because of the self-structure reasons of the hidden hinges, a door and window can only be provided with a pair of hidden hinges, so that the bearing capacity of the hidden hinges is limited, and the bearing capacity of the exposed hinges is difficult to achieve.
Disclosure of Invention
The invention aims to provide a bearing accessory and a window, which are used for solving the technical problem of poor bearing capacity of hidden hinge in the prior art.
The technical scheme adopted by the invention is as follows:
a load bearing accessory comprising:
the hinge piece comprises a fixing piece and a connecting piece, and the fixing piece is rotationally connected with the connecting piece;
the connecting piece with bearing piece sliding connection, the bearing piece is located the below of connecting piece is in order to support the connecting piece, the bearing piece is fixed in on the lateral wall of fixed window frame, the mounting is fixed in on the lateral wall of movable window fan.
Further, the connecting piece includes connecting block, sliding shaft and adjusting screw, the connecting block is kept away from the one end of mounting has first through-hole, first through-hole has straight tube section and screw thread section, the screw thread section is located the top of straight tube section, the sliding shaft is located in the straight tube section, adjusting screw with screw thread section threaded connection and lower extreme butt in the sliding shaft.
Further, the connecting piece still includes the fixed axle, the standing groove has been seted up on the connecting block, the connecting block is equipped with first connecting hole along the direction of height, the upper and lower both sides of standing groove all are equipped with at least one first connecting hole, the mounting is equipped with a second connecting hole along the direction of height, the fixed axle wear in proper order in the standing groove upside first connecting hole the second connecting hole with the standing groove downside first connecting hole, the standing groove can the holding the mounting.
Further, the connecting piece further comprises two gaskets, the two gaskets are located in the placing groove and located on the upper side and the lower side of the fixing piece respectively, and the fixing shaft penetrates through the gaskets.
Further, the bearing piece comprises a supporting block, a sliding groove is formed in the upper end of the supporting block, the bottom end of the sliding shaft is slidably connected to the sliding groove, the bottom surface of the sliding groove is used for supporting the sliding shaft, and the sliding shaft can be separated from the bottom surface of the sliding groove.
Further, the bearing piece comprises a supporting block, a sliding groove is formed in the upper end of the supporting block, the bottom end of the sliding shaft is slidably connected to the sliding groove, a concave portion is formed in the bottom end of the sliding shaft, two protruding portions are formed in the upper end of the supporting block, the two protruding portions are respectively located on two sides of the sliding groove, and the concave portion is buckled to the protruding portions to limit the sliding shaft to move along the vertical direction.
Further, the bearing piece comprises a supporting block, the upper end of the supporting block is provided with a long bulge, the bottom end of the sliding shaft is provided with a groove, and the bottom end of the sliding shaft is slidably connected with the long bulge.
Further, the bearing piece further comprises a frame locking plate and a first screw, the frame locking plate is fixedly connected with the fixed window frame, the supporting block is provided with a second through hole, and the first screw penetrates through the second through hole and is in threaded connection with the frame locking plate.
Further, the bearing piece further comprises a first connecting screw, the supporting block is provided with a first connecting through hole, and the first connecting screw penetrates through the first connecting through hole and is in threaded connection with the fixed window frame.
Further, the fixing piece comprises a fan locking plate, a fan fixing block and a second screw, the fan locking plate is fixedly connected with the movable window sash, a third through hole is formed in the fan fixing block, and the second screw penetrates through the third through hole and is in threaded connection with the fan locking plate.
Further, the fixing piece comprises a fan fixing block and a second connecting screw, a second connecting through hole is formed in the fan fixing block, and the second connecting screw penetrates through the second connecting through hole and is in threaded connection with the movable window fan.
A window comprising a fixed frame and a movable sash, and further comprising a load bearing accessory as described above.
The invention has the beneficial effects that:
the invention provides a bearing accessory, which is characterized in that a bearing piece is connected with a fixed window frame, a fixed piece is connected with a movable window sash, the fixed piece is rotationally connected with a connecting piece, and the bearing piece supports the connecting piece, so that the fixed window frame supports the movable window sash, and the fixed window frame is matched with a hidden hinge to provide larger bearing capacity and low cost. Because connecting piece and bearing piece sliding connection for the bearing piece also can realize supporting to the page or leaf spare when windowing, bearing capacity is strong. The fixing piece is rotationally connected with the connecting piece, and the supporting effect of the frame piece on the connecting piece is not influenced when the movable window sash rotates. The invention provides a window, wherein a fixed window frame can bear a movable window sash with a large weight.
Drawings
FIG. 1 is a schematic view of a part of a window according to an embodiment of the present invention;
fig. 2 is a schematic structural view of a load-bearing accessory according to a first embodiment of the present invention;
fig. 3 is a schematic structural view of a load-bearing accessory according to a first embodiment of the present invention;
fig. 4 is an exploded view of a load bearing accessory provided in accordance with a first embodiment of the present invention;
fig. 5 is a schematic structural view of a load-bearing accessory according to a second embodiment of the present invention;
fig. 6 is a schematic structural view of a load-bearing accessory according to a third embodiment of the present invention.
In the figure:
10. fixing a window frame; 20. a movable window sash;
1. a hinge member; 11. a fixing member; 111. fan locking plate; 112. a fan fixing block; 113. a second screw; 114. a third through hole; 12. a connecting piece; 121. a connecting block; 1211. a first connection hole; 122. a fixed shaft; 123. a placement groove; 124. a gasket; 125. a sliding shaft; 1251. a recessed portion; 126. an adjusting screw; 127. a groove;
2. a load bearing member; 21. a support block; 211. a protruding portion; 22. a chute; 23. a long protrusion; 24. a frame locking plate; 25. a first screw; 26. and a second through hole.
Detailed Description
Embodiments of the present invention are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative and intended to explain the present invention and should not be construed as limiting the invention.
In the description of the present invention, unless explicitly stated and limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
In the present invention, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.
The technical scheme of the invention is further described below by the specific embodiments with reference to the accompanying drawings.
Example 1
Referring to fig. 1 to 4, the embodiment of the present invention provides a window, which includes a fixed window frame 10 and a movable window sash 20, and further includes a load-bearing accessory, through which the fixed window frame 10 can bear the movable window sash 20 with a large weight, and the stress of the hidden hinge is dispersed. The bearing accessory comprises a hinge piece 1 and a bearing piece 2, wherein the hinge piece 1 comprises a fixing piece 11 and a connecting piece 12, and the fixing piece 11 is rotationally connected with the connecting piece 12; the connecting member 12 is slidably connected to the load bearing member 2, and the load bearing member 2 is positioned below the connecting member 12 to support the connecting member 12. The load bearing member 2 is fixed to a side wall of the fixed window frame 10, and the fixing member 11 is fixed to a side wall of the movable window sash 20.
The bearing piece 2 is connected with the fixed window frame 10, the fixed piece 11 is connected with the movable window sash 20, the fixed piece 11 is rotationally connected with the connecting piece 12, and the bearing piece 2 supports the connecting piece 12, so that the fixed window frame 10 supports the movable window sash 20, and the fixed window frame is matched with the hidden hinge to provide larger bearing capacity and low cost. Because connecting piece 12 and bearing piece 2 sliding connection for bearing piece 2 also can realize supporting hinge piece 1 when windowing, and bearing capacity is strong. The fixing piece 11 is rotatably connected with the connecting piece 12, and the supporting effect of the bearing piece 2 on the connecting piece 12 is not influenced when the movable window sash 20 rotates.
Referring to fig. 2 to 4, the connection member 12 includes a connection block 121.
The connecting piece 12 further comprises a fixing shaft 122, the connecting block 121 is provided with a placing groove 123, the connecting block 121 is provided with a first connecting hole 1211 along the height direction, the upper side and the lower side of the placing groove 123 are respectively provided with at least one first connecting hole 1211, the fixing piece 11 is provided with a second connecting hole along the height direction, the fixing shaft 122 sequentially penetrates through the first connecting hole 1211 on the upper side of the placing groove 123, the second connecting hole and the first connecting hole 1211 on the lower side of the placing groove 123, and the placing groove 123 can accommodate the fixing piece 11.
The connecting piece 12 further comprises two gaskets 124, the two gaskets 124 are located in the placing groove 123 and are respectively located on the upper side and the lower side of the fixing piece 11, and the fixing shaft 122 penetrates through the gaskets 124 to prevent abrasion of the rotating connection part of the fixing piece 11 and the connecting piece 12.
Referring to fig. 4, the connecting member 12 further includes a sliding shaft 125 and an adjusting screw 126, one end of the connecting block 121, which is far away from the fixing member 11, has a first through hole, which has a straight pipe section and a threaded section, the threaded section is located above the straight pipe section, the sliding shaft 125 is located in the straight pipe section, the adjusting screw 126 is in threaded connection with the threaded section, and the lower end of the adjusting screw is abutted to the sliding shaft 125, so that the load-bearing accessory can bear the gravity of a part of the movable window sash 20 by screwing the adjusting screw 126 to a proper position.
The adjusting screw 126 has an adjusting groove at its upper end, which is convenient for adjusting the position of the adjusting screw 126 by a screwdriver, and the adjusting groove may be hexagonal, cross-shaped or in a straight shape.
Referring to fig. 2 to 4, the bearing member 2 includes a supporting block 21, the upper end of the supporting block 21 has a sliding slot 22, and the bottom end of the sliding shaft 125 is slidably connected to the sliding slot 22, which is simple in structure and low in cost. The bottom surface of spout 22 is used for supporting slide shaft 125, and slide shaft 125 can be separated with the bottom surface of spout 22, is convenient for be applied to the window that falls in the inwardly opened, and spout 22 can not restrict the removal of slide shaft 125 in the vertical direction when the window that falls in the inwardly opened is opened, and when being applicable to the window that falls in the inwardly opened, when opening the movable window fan 20 of window that falls in the inwardly opened, slide shaft 125 and the bottom surface separation of spout 22, when closing the movable window fan 20 of window that falls in the inwardly opened, the bottom surface of spout 22 supports slide shaft 125, and load bearing member 2 supports connecting piece 12 promptly.
The bearing piece 2 further comprises a frame locking plate 24 and first screws 25, the frame locking plate 24 is clamped with the fixed window frame 10, the supporting block 21 is provided with second through holes 26, the first screws 25 penetrate through the second through holes 26 and are in threaded connection with the frame locking plate 24, disassembly and assembly are convenient, timely overhaul and replacement of components are convenient, the first screws 25 are arranged in two along the height direction of the frame locking plate 24, and the number of the first screws 25 can be selected according to practical conditions.
Optionally, the bearing member 2 further includes a first connecting screw, where the supporting block 21 has a first connecting through hole, and the first connecting screw penetrates through the first connecting through hole and is screwed with the fixed window frame 10, that is, the supporting block 21 may be connected to the fixed window frame 10 without providing the frame locking piece 24.
The end face of the supporting block 21 is connected with a locating strip, and one side of the frame locking plate 24 is abutted against the side face of the locating strip, so that the supporting block 21 is easy to install on the frame locking plate 24.
The fixing piece 11 comprises a fan locking plate 111, a fan fixing block 112 and second screws 113, the fan locking plate 111 is clamped with the movable window sash 20, a third through hole 114 is formed in the fan fixing block 112, the second screws 113 penetrate through the third through hole 114 and are in threaded connection with the fan locking plate 111, the structure is simple, the disassembly and the assembly are convenient, the second screws 113 are arranged in two along the height direction of the fan locking plate 111, and the number of the second screws 113 can be selected according to practical conditions.
The fixing piece 11 comprises a fan fixing block 112 and a second connecting screw, the fan fixing block 112 is provided with a second connecting through hole, and the second connecting screw penetrates through the second connecting through hole and is in threaded connection with the movable window sash 20, namely, the fan fixing block 112 can be connected to the movable window sash 20 without arranging a fan locking plate 111.
Example two
Fig. 5 shows a second embodiment, wherein the same or corresponding parts as in the first embodiment are given the same reference numerals as in the first embodiment. For simplicity, only the points of distinction between the second embodiment and the first embodiment will be described. The difference is that the bearing member 2 comprises a supporting block 21, the upper end of the supporting block 21 is provided with a long bulge 23, the bottom end of the sliding shaft 125 is provided with a groove 127, the bottom end of the sliding shaft 125 is slidably connected with the long bulge 23, the sliding connection between the connecting member 12 and the bearing member 2 is realized, the structure is simple, the processing is convenient, the cost is low, the sliding shaft 125 can move in the height direction of the long bulge 23, namely the embodiment can also be applied to the inwardly opened inwardly inverted window, and the long bulge 23 can not limit the movement of the sliding shaft 125 in the vertical direction when the inwardly opened inwardly inverted window is opened.
Example III
Fig. 6 shows a third embodiment, wherein the same or corresponding parts as in the first embodiment are given the same reference numerals as in the first embodiment. For simplicity, only the points of distinction of the third embodiment from the first embodiment will be described. The difference is that the bearing member 2 comprises a supporting block 21, the upper end of the supporting block 21 is provided with a chute 22, the bottom end of a sliding shaft 125 is slidably connected with the chute 22, the bottom end of the sliding shaft 125 is provided with a concave portion 1251, the upper end of the supporting block 21 is provided with two convex portions 211, the two convex portions 211 are respectively positioned on two sides of the chute 22, the concave portion 1251 is buckled on the convex portions 211 to limit the sliding shaft 125 to move along the vertical direction, and the convex portions 211 and the concave portions 1251 enable the connection stability of the bearing member 2 and the hinge member 1 to be better. Since the concave portion 1251 is fastened to the convex portion 211 so as to limit the sliding shaft 125 from moving in the vertical direction, the present embodiment can be applied to a casement window only, but cannot be applied to an inwardly opened and inverted window.
The above embodiments merely illustrate the basic principle and features of the present invention, and the present invention is not limited to the above embodiments, but may be varied and altered without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (12)
1. A load bearing accessory comprising:
the hinge piece (1) comprises a fixing piece (11) and a connecting piece (12), wherein the fixing piece (11) is rotationally connected with the connecting piece (12);
the connecting piece (12) is in sliding connection with the bearing piece (2), the bearing piece (2) is located below the connecting piece (12) so as to support the connecting piece (12), the bearing piece (2) is fixed on the side wall of the fixed window frame (10), and the fixing piece (11) is fixed on the side wall of the movable window sash (20).
2. The load-bearing accessory according to claim 1, wherein the connecting piece (12) comprises a connecting block (121), a sliding shaft (125) and an adjusting screw (126), wherein one end of the connecting block (121) away from the fixing piece (11) is provided with a first through hole, the first through hole is provided with a straight pipe section and a threaded section, the threaded section is positioned above the straight pipe section, the sliding shaft (125) is positioned in the straight pipe section, and the adjusting screw (126) is in threaded connection with the threaded section and the lower end of the adjusting screw is abutted to the sliding shaft (125).
3. The bearing accessory according to claim 2, wherein the connecting piece (12) further comprises a fixed shaft (122), a placing groove (123) is formed in the connecting block (121), a first connecting hole (1211) is formed in the connecting block (121) along the height direction, at least one first connecting hole (1211) is formed in the upper side and the lower side of the placing groove (123), a second connecting hole is formed in the fixing piece (11) along the height direction, the fixed shaft (122) sequentially penetrates through the first connecting hole (1211) on the upper side of the placing groove (123), the second connecting hole and the first connecting hole (1211) on the lower side of the placing groove (123), and the placing groove (123) can accommodate the fixing piece (11).
4. A load-bearing accessory according to claim 3, wherein the connecting member (12) further comprises two washers (124), the two washers (124) are located in the placement groove (123) and located on the upper and lower sides of the fixing member (11), respectively, and the fixing shaft (122) penetrates the washers (124).
5. The load-bearing accessory according to claim 2, characterized in that the load-bearing member (2) comprises a supporting block (21), the upper end of the supporting block (21) is provided with a sliding groove (22), the bottom end of the sliding shaft (125) is slidably connected to the sliding groove (22), the bottom surface of the sliding groove (22) is used for supporting the sliding shaft (125), and the sliding shaft (125) can be separated from the bottom surface of the sliding groove (22).
6. The bearing accessory according to claim 2, wherein the bearing member (2) comprises a supporting block (21), a chute (22) is formed at the upper end of the supporting block (21), the bottom end of the sliding shaft (125) is slidably connected to the chute (22), a concave portion (1251) is formed at the bottom end of the sliding shaft (125), two protruding portions (211) are formed at the upper end of the supporting block (21), the two protruding portions (211) are respectively located at two sides of the chute (22), and the concave portion (1251) is buckled with the protruding portions (211) to limit the sliding shaft (125) to move along the vertical direction.
7. The load-bearing accessory according to claim 2, characterized in that the load-bearing member (2) comprises a support block (21), the support block (21) having an elongated protrusion (23) at its upper end, the sliding shaft (125) having a recess (127) at its bottom end, the sliding shaft (125) having its bottom end slidably connected to the elongated protrusion (23).
8. The load-bearing accessory according to any one of claims 5 to 7, wherein the load-bearing member (2) further comprises a frame locking piece (24) and a first screw (25), the frame locking piece (24) is clamped with the fixed window frame (10), the support block (21) is provided with a second through hole (26), and the first screw (25) penetrates through the second through hole (26) and is in threaded connection with the frame locking piece (24).
9. The load bearing accessory according to any one of claims 5 to 7, wherein the load bearing member (2) further comprises a first connecting screw, the support block (21) having a first connecting through hole therein, the first connecting screw passing through the first connecting through hole and being threadedly connected with the fixed window frame (10).
10. The load-bearing accessory according to claim 1, wherein the fixing piece (11) comprises a fan locking piece (111), a fan fixing block (112) and a second screw (113), the fan locking piece (111) is clamped with the movable window sash (20), a third through hole (114) is formed in the fan fixing block (112), and the second screw (113) penetrates through the third through hole (114) and is in threaded connection with the fan locking piece (111).
11. The load-bearing accessory according to claim 1, characterized in that said fixed element (11) comprises a sector fixing block (112) and a second connection screw, said sector fixing block (112) being provided with a second connection through hole, said second connection screw being threaded through said second connection through hole and in threaded connection with said movable sash (20).
12. A window comprising a fixed frame (10) and a movable sash (20), characterized in that it further comprises a load bearing accessory according to any one of claims 1-11.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210225467.0A CN114482751B (en) | 2022-03-09 | 2022-03-09 | Bearing accessory and window |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210225467.0A CN114482751B (en) | 2022-03-09 | 2022-03-09 | Bearing accessory and window |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114482751A CN114482751A (en) | 2022-05-13 |
| CN114482751B true CN114482751B (en) | 2024-04-02 |
Family
ID=81485989
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210225467.0A Active CN114482751B (en) | 2022-03-09 | 2022-03-09 | Bearing accessory and window |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114482751B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10212870A (en) * | 1996-11-27 | 1998-08-11 | Sekisui Chem Co Ltd | Folding door |
| DE10350443A1 (en) * | 2003-10-29 | 2005-06-02 | Abb Patent Gmbh | Device for receiving the weight of a single or double-leaf door for a control cabinet |
| CN1721647A (en) * | 2004-07-16 | 2006-01-18 | 瑙瓦塑料工业有限公司 | Gemel installation of open sash window or door |
| CN210122864U (en) * | 2019-05-09 | 2020-03-03 | 深圳好博窗控技术有限公司 | Falling protector |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8162272B2 (en) * | 2009-05-15 | 2012-04-24 | Donald Trott | Window maintenance apparatus for a tilt-in sash |
-
2022
- 2022-03-09 CN CN202210225467.0A patent/CN114482751B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10212870A (en) * | 1996-11-27 | 1998-08-11 | Sekisui Chem Co Ltd | Folding door |
| DE10350443A1 (en) * | 2003-10-29 | 2005-06-02 | Abb Patent Gmbh | Device for receiving the weight of a single or double-leaf door for a control cabinet |
| CN1721647A (en) * | 2004-07-16 | 2006-01-18 | 瑙瓦塑料工业有限公司 | Gemel installation of open sash window or door |
| CN210122864U (en) * | 2019-05-09 | 2020-03-03 | 深圳好博窗控技术有限公司 | Falling protector |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114482751A (en) | 2022-05-13 |
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