CN107060168B - Keel system in curtain wall system - Google Patents
Keel system in curtain wall system Download PDFInfo
- Publication number
- CN107060168B CN107060168B CN201710371344.7A CN201710371344A CN107060168B CN 107060168 B CN107060168 B CN 107060168B CN 201710371344 A CN201710371344 A CN 201710371344A CN 107060168 B CN107060168 B CN 107060168B
- Authority
- CN
- China
- Prior art keywords
- keel
- vertical
- plate
- transverse
- curtain wall
- 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
Links
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B2/00—Walls, e.g. partitions, for buildings; Wall construction with regard to insulation; Connections specially adapted to walls
- E04B2/88—Curtain walls
- E04B2/96—Curtain walls comprising panels attached to the structure through mullions or transoms
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B2/00—Walls, e.g. partitions, for buildings; Wall construction with regard to insulation; Connections specially adapted to walls
- E04B2/88—Curtain walls
- E04B2/96—Curtain walls comprising panels attached to the structure through mullions or transoms
- E04B2/965—Connections of mullions and transoms
Abstract
The invention provides a keel system in a curtain wall system, which comprises a vertical keel and a transverse keel, wherein the vertical keel is connected with the transverse keel, the transverse keel is intersected with the vertical keel in a whole section mode and is positioned in front of the front side of the vertical keel, and a bearing base of a curtain wall plate hook is directly formed on the transverse keel. The connecting structure of the transverse keel and the vertical keel is simple and convenient to install, the transverse keel can be applied to a keel system in a through-length type profile as required, and the system structure is integral; moreover, the cross keel can be combined into the bearing base, so that the installation links are reduced, the installation precision of the curtain wall is improved, and the material and labor cost are saved. The invention can also adjust and install the vertical upright post and the transverse upright post in three dimensions integrally, and has convenient operation, simple structure and easy manufacture.
Description
Technical Field
The invention relates to the field of curtain walls, in particular to a keel system in a curtain wall system.
Background
For the keel system in the current wall system, the transverse keel is connected to the side surface of the vertical keel in a segmented manner, the structural integrity is not enough, and the installation structure is complex and troublesome. Moreover, the base needs to be connected to the transverse keel at first, and then the hook of the curtain wall plate is connected with the base in a hooking mode, so that the mounting links are multiple, and the structure is complex.
Disclosure of Invention
The invention aims to provide a keel system in a curtain wall system, which has a simple structure and is convenient to install. Therefore, the invention adopts the following technical scheme:
the utility model provides a fossil fragments system among curtain system, includes vertical keel and horizontal fossil fragments, and vertical keel and horizontal fossil fragments are connected, its characterized in that horizontal fossil fragments are whole section formula and vertical keel and intersect and be in the front the place ahead of vertical keel to, the base of accepting of direct forming curtain board couple on horizontal fossil fragments.
On the basis of the technical scheme, the invention can also adopt the following further technical schemes or combine the further technical schemes for use:
the transverse keel with the bearing base is composed of groove type sectional materials, connecting plates are arranged on two sides of the vertical keel, and the vertical keel and the transverse keel are connected through bolts from one side of the vertical keel through the connecting plates of the vertical keel and the bottoms of the transverse keels in a fastening mode through nuts.
The transverse keel with the bearing base is composed of a groove type section bar with a lower connecting balance plate, and the upper groove wall and the lower groove wall of the groove type section bar are respectively provided with the bearing base.
The bearing base arranged on the upper groove wall is a square groove structure with an upward convex upper groove wall end and a downward opening, the groove bottom of the square groove structure forms a supporting platform for the curtain wall plate hook, and the groove wall forms a support wall of the curtain wall plate hook; the bearing base of the lower groove wall is an upward hook at the end part of the lower groove wall.
The upper groove wall and the lower groove wall are provided with bearing bases which are respectively connected with the lower hook of the upper curtain wall board and the upper hook of the lower curtain wall board, and the upper curtain wall board and the lower curtain wall board are vertically adjacent.
In the horizontal fossil fragments that vertical keel connects, have two at least for leading to long horizontal fossil fragments, lead to long horizontal fossil fragments and link to each other with two vertical keels at least, except leading to long horizontal fossil fragments in the horizontal fossil fragments that vertical keel connects still sectional type horizontal fossil fragments, sectional type horizontal fossil fragments only are connected with a vertical keel.
The keel system also comprises an embedded part and an L-shaped connecting part, wherein the embedded part is provided with a transverse installation groove, the transverse installation groove is provided with a groove wall for clamping the T-shaped bolt, and the T-shaped bolt can slide along the transverse installation groove to adjust the position of the T-shaped bolt; the first plate and the second plate of the L-shaped connecting piece are respectively provided with a vertical long hole and a front-back direction long hole, wherein the L-shaped connecting piece is connected with the vertical keel through the long holes in the front-back direction of the second plate and the fasteners, and the L-shaped connecting piece is connected with the embedded part through the vertical long holes in the first plate and the T-shaped bolts.
The front surface of the second plate is provided with anti-skid teeth which are vertical to the direction of the long holes in the front-back direction on the second plate, the front surface of the second plate is provided with a second toothed gasket, and teeth on the second toothed gasket are meshed with the anti-skid teeth on the second plate; the first plate is provided with a transition plate, the transition plate is fixedly connected with the first plate and is provided with a connecting hole overlapped with the vertical long hole, the front surface of the transition plate is provided with transverse anti-skidding teeth, the transition plate is provided with a first toothed gasket, and the teeth of the first toothed gasket are meshed with the transverse anti-skidding teeth of the transition plate; the holes in the first toothed washer and the second toothed washer are round holes which are just matched with the penetrating component.
The fastener is a bolt, and a bolt rod of the fastener penetrates through the vertical keel and the second plates of the L-shaped connecting pieces on the two sides of the vertical keel.
The length of the transverse mounting groove of the embedded part meets the connection and installation of the L-shaped connecting pieces on two sides of the vertical keel, and the T-shaped bolts of the L-shaped connecting pieces on two sides of the vertical keel at the same height are connected to the same embedded part.
The middle part of the side surface of the curtain wall plate body is provided with a circle of groove surrounding the periphery of the curtain wall plate, and an aluminum groove strip is embedded in the groove; the aluminium channel bar includes first aluminium channel bar and second aluminium channel bar, first aluminium channel bar is inlayed to the recess of curtain board up side and downside, second aluminium channel bar is inlayed to the recess of curtain board left surface and right flank, the width of the recess of curtain board up side and downside is greater than the recess of curtain board left surface and right flank, the inboard cell wall of the recess of up side and downside is less than the outside cell wall, sets up the width of the aluminium channel bar in the recess of up side and downside and the sheet metal thickness matching of hanging the component of curtain board to the aluminium channel bar that sets up in the recess of up side and downside has the backplate of pad at inboard cell wall top surface.
The width of the grooves on the upper side and the lower side of the curtain wall plate is consistent.
And the aluminum groove strips are bonded with the grooves.
By adopting the technical scheme, the connecting structure of the transverse keel and the vertical keel is simple and convenient to install, the transverse keel can be applied to a keel system in a through-length type profile as required, and the system structure is integral; moreover, the cross keel can be combined into the bearing base, so that the installation links are reduced, the installation precision of the curtain wall is improved, and the material and labor cost are saved. The invention can also adjust and install the vertical upright post and the transverse upright post in three dimensions integrally, and has convenient operation, simple structure and easy manufacture.
Drawings
FIG. 1 is a cross-sectional view of an embodiment of the present invention showing a horizontal cross-sectional configuration of a node of the curtain wall system.
Fig. 2 is a cross-sectional view of an embodiment of the present invention, showing a vertical cross-sectional structure of a node of a curtain wall system.
Fig. 3 is a schematic diagram of an embodiment of the present invention.
Fig. 4 is an enlarged sectional view of a node according to an embodiment of the present invention.
Figure 5 is a schematic view of the connection of two vertical keels of the present invention with transverse keels connected thereto.
Figure 6 is an overall schematic view of two vertical keels and transverse keels connected thereto.
Figure 7 is a top view of one of the cross runners of figure 5.
Detailed Description
Reference is made to the accompanying drawings. The keel system in the curtain wall system comprises a vertical keel 2 and a transverse keel 6, wherein the vertical keel 2 is connected with the transverse keel 6, the transverse keel 6 is intersected with the vertical keel in a whole section mode and is positioned in front of the front side of the vertical keel 2, and a bearing base of a curtain wall board hook is directly formed on the transverse keel.
The transverse keel 6 with the bearing base is composed of a groove type section bar, connecting plates 21 are arranged on two sides of the vertical keel 2, and the vertical keel 2 and the transverse keel 6 are connected through bolts 201 from one side of the vertical keel 2 to penetrate through the connecting plates 21 of the vertical keel and the bottom of the transverse keel and are fastened through nuts 202.
The transverse keel 6 with the receiving base is formed by a channel profile with a lower connecting compensation plate 60, the upper channel wall 61 and the lower channel wall 62 of which each have the receiving base.
The bearing base 610 of the upper groove wall 61 is a square groove structure with an upward convex upper groove wall end and a downward opening, the groove bottom 611 of the square groove structure forms a supporting platform for the curtain wall plate hook, and the groove wall 612 forms an abutting wall of the curtain wall plate hook; the lower chute wall 62 has a receiving base 620 that is an upward hook at the end of the lower chute wall.
The upper and lower groove walls have receiving bases 610, 620 connected to the lower hook 101 of the upper curtain wall board 100a and the upper hook 102 of the lower curtain wall board 100b, respectively, and the upper and lower curtain wall boards are adjacent to each other.
In the horizontal fossil fragments that vertical fossil fragments connect, have two at least for leading to long horizontal fossil fragments 6a, lead to long horizontal fossil fragments 6a at least and two vertical fossil fragments 2 link to each other, except leading to long horizontal fossil fragments 6a in the horizontal fossil fragments that vertical fossil fragments 2 connect also the horizontal fossil fragments of segmentation 6b, the horizontal fossil fragments of segmentation 6b only is connected with a vertical fossil fragments 2, like this, has both guaranteed the wholeness and the simple to operate of fossil fragments system, is convenient for further save material again.
The invention is also provided with an adjustable installation structure of the connection structure of the vertical keel and the transverse keel, an embedded part of an installation keel system is provided with a transverse installation groove 11, the transverse installation groove 11 is provided with a groove wall 111 for clamping the T-shaped bolt head 40, and the T-shaped bolt 4 can slide along the transverse installation groove 11 to adjust the position of the T-shaped bolt 4. The embedded parts are connected with the vertical keels through L-shaped connecting pieces 3, a first plate 31 and a second plate 32 of each L-shaped connecting piece 3 are respectively provided with a vertical long hole 311 and a front-back direction long hole 321, each L-shaped connecting piece 3 is connected with the corresponding vertical keel 2 through the corresponding second plate front-back direction long hole 321 and a fastening piece 5, and each L-shaped connecting piece 3 is connected with the corresponding embedded part 1 through the corresponding first plate upper-lower direction long hole 311 and the corresponding T-shaped bolt 4. Therefore, the three-dimensional adjustment and installation of the vertical keel can be conveniently realized, and the structure is simple and easy to manufacture.
During operation, the installation can be completed only by adjusting the position of the T-shaped bolt 4 in the transverse installation groove 11, adjusting the vertical relative positions of the vertical long hole 311 and the T-shaped bolt 4 and the relative positions of the vertical keel 2 and the front-back direction long hole 321 and then fastening by using a nut, which is very convenient.
The front surface of the second plate 32 is provided with anti-skid teeth 322 which are perpendicular to the direction of the long holes 321 in the front-back direction, the adjustable mounting structure is provided with a second toothed gasket 62, and teeth 621 on the second toothed gasket 62 are meshed with the anti-skid teeth 322 on the second plate; the adjustable mounting structure is provided with a transition plate 312 corresponding to the first plate, the transition plate 312 and the first plate 31 are fixedly connected through screws and provided with a connecting hole 313 overlapped with the vertical long hole 311, the front surface of the transition plate 312 is provided with a transverse anti-slip tooth 314, the adjustable mounting structure is provided with a first toothed gasket 61, the tooth 611 of the first toothed gasket 61 is meshed with the transverse anti-slip tooth 314 of the transition plate 312, and holes in the first toothed gasket 61 and the second toothed gasket 62 are round holes which are just matched with the passing part. The L-shaped connecting piece 3, the transition plate 312, the first toothed gasket 61 and the second toothed gasket 62 can be formed by cutting aluminum alloy sections, the manufacturing, the transportation and the installation are all convenient, and the structure not only can play a role in anti-skidding positioning, but also can be very convenient for manufacturing the aluminum alloy sections.
The fastener 5 is a bolt, and a bolt rod of the bolt passes through the vertical keel 2 and the second plates 32 of the L-shaped connecting pieces 3 at two sides of the vertical keel.
The length of the transverse installation groove 11 of the embedded part 1 meets the connection and installation of the L-shaped connecting pieces 3 on two sides of the vertical keel 2, and the T-shaped bolts 4 of the L-shaped connecting pieces 3 on the two sides of the vertical keel 2 at the same height are connected to the same embedded part 1.
The middle part of curtain board body 100 side is equipped with the recess that encircles the peripheral round of curtain board, inlay the aluminium channel strip in the recess.
In order to save the cost and make aluminium channel strip, recess have multi-functionally, aluminium channel strip is including two kinds, first aluminium channel strip 7 and second aluminium channel strip 72, first aluminium channel strip 7 is inlayed to the recess 103 of curtain board upper flank and downside, second aluminium channel strip 72 is inlayed to the recess 104 of curtain board left surface and right flank, the width that recess 103 of curtain board upper flank and downside is unanimous, all is greater than the recess 104 of curtain board left surface and right flank, the inboard cell wall 105 of the recess 103 of upper flank and downside is less than outside cell wall 106, and its difference in height generally matches with the metal plate thickness of hook's hook 101, 102, can make the border that hangs 101, 102 of curtain board sink into plate body 100, and the curtain board atress is better. The width of the first aluminum channel strips 71 provided in the recesses 103 of the upper and lower sides is matched to the thickness of the metal plate of the hanging members 101, 102 of the curtain wall panel so that they can be inserted into the grooves of the first aluminum channel strips 71, and the first aluminum channel strips 71 have guard plate portions 711 padded on the top surfaces of the inner channel walls. Like this, strengthen the curtain board through inlaying the aluminium channel strip to can connect the curtain board couple through the aluminium channel strip, neither need bore and cut the bottom outlet, make things convenient for the position control who hangs component 101, 102 again, the recess processing of stone material is far more than boring and cutting the bottom outlet and come easy and easy control quality moreover, can improve the security and the pleasing to the eye degree of curtain greatly.
The keel system is also provided with a limiting piece 8 of the hanging members 101 and 102, and after the positions of the hanging members 101 and 102 on the transverse keel 6 are determined, the limiting piece 8 is connected to the transverse keel 6 through screws to limit the hanging members 101 and 102 so that the hanging members 101 and 102 cannot move left and right.
The aluminum groove strips 71 and 72 are respectively bonded with the embedded grooves.
The above description is only an embodiment of the present invention, but the structural features of the present invention are not limited thereto, and any changes or modifications within the scope of the present invention by those skilled in the art are covered by the present invention.
Claims (6)
1. A keel system in a curtain wall system comprises a vertical keel and a transverse keel, wherein the vertical keel is connected with the transverse keel, and the keel system is characterized in that the transverse keel is intersected with the vertical keel in a whole section manner and is positioned in front of the front side of the vertical keel, and a bearing base of a curtain wall plate hook is directly formed on the transverse keel;
the transverse keel with the bearing base is formed by a groove-type sectional material, connecting plates are arranged on two sides of the vertical keel, and the vertical keel and the transverse keel are connected by bolts which penetrate through the connecting plates of the vertical keel and the bottom of the transverse keel from one side of the vertical keel and are fastened by nuts;
the keel system also comprises an embedded part and an L-shaped connecting part, wherein the embedded part is provided with a transverse installation groove, the transverse installation groove is provided with a groove wall for clamping the T-shaped bolt, and the T-shaped bolt can slide along the transverse installation groove to adjust the position of the T-shaped bolt; the first plate and the second plate of the L-shaped connecting piece are respectively provided with a vertical long hole and a front-back direction long hole, wherein the L-shaped connecting piece is connected with the vertical keel through the front-back direction long hole of the second plate and the fastening piece, and the L-shaped connecting piece is connected with the embedded part through the upper-lower direction long hole of the first plate and the T-shaped bolt;
the front surface of the second plate is provided with anti-skid teeth which are vertical to the direction of the long holes in the front-back direction on the second plate, the front surface of the second plate is provided with a second toothed gasket, and teeth on the second toothed gasket are meshed with the anti-skid teeth on the second plate; the first plate is provided with a transition plate, the transition plate is fixedly connected with the first plate and is provided with a connecting hole overlapped with the vertical long hole, the front surface of the transition plate is provided with transverse anti-skidding teeth, the transition plate is provided with a first toothed gasket, and the teeth of the first toothed gasket are meshed with the transverse anti-skidding teeth of the transition plate; the holes in the first toothed gasket and the second toothed gasket are round holes which are just matched with the penetrating components;
the length of the transverse mounting groove of the embedded part meets the connection and installation of the L-shaped connecting pieces on two sides of the vertical keel, and the T-shaped bolts of the L-shaped connecting pieces on two sides of the vertical keel at the same height are connected to the same embedded part.
2. A keel system in a curtain wall system according to claim 1, wherein said cross keel with receiving base is formed by a channel profile with lower connecting counter-plate, the upper and lower channel walls of said channel profile having said receiving base, respectively.
3. The keel system of claim 2, wherein the upper slot wall has a receiving base in the form of a square slot structure with an upper slot wall end portion protruding upward and opening downward, the slot bottom of the square slot structure forming a support platform for the curtain wall panel hook, the slot wall forming an abutment wall for the curtain wall panel hook; the bearing base of the lower groove wall is an upward hook at the end part of the lower groove wall.
4. The system of claim 2, wherein the upper and lower walls have receiving seats that are connected to the lower hook of the upper curtain wall panel and the upper hook of the lower curtain wall panel, respectively, and the upper curtain wall panel and the lower curtain wall panel are vertically adjacent to each other.
5. The framing system of claim 1, wherein at least two of the cross runners connected to the vertical runners are through cross runners, the through cross runners are connected to at least two of the vertical runners, the cross runners connected to the vertical runners include sectional cross runners in addition to the through cross runners, and the sectional cross runners are connected to only one of the vertical runners.
6. The keel system of claim 1, wherein the middle of the side of the curtain wall plate is provided with a groove surrounding the periphery of the curtain wall plate, and the groove is embedded with an aluminum groove strip; the aluminium channel bar includes first aluminium channel bar and second aluminium channel bar, first aluminium channel bar is inlayed to the recess of curtain board up side and downside, second aluminium channel bar is inlayed to the recess of curtain board left surface and right flank, the width of the recess of curtain board up side and downside is greater than the recess of curtain board left surface and right flank, the inboard cell wall of the recess of up side and downside is less than the outside cell wall, sets up the width of the aluminium channel bar in the recess of up side and downside and the sheet metal thickness matching of hanging the component of curtain board to the aluminium channel bar that sets up in the recess of up side and downside has the backplate of pad at inboard cell wall top surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710371344.7A CN107060168B (en) | 2017-05-24 | 2017-05-24 | Keel system in curtain wall system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710371344.7A CN107060168B (en) | 2017-05-24 | 2017-05-24 | Keel system in curtain wall system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107060168A CN107060168A (en) | 2017-08-18 |
| CN107060168B true CN107060168B (en) | 2022-12-13 |
Family
ID=59609918
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710371344.7A Active CN107060168B (en) | 2017-05-24 | 2017-05-24 | Keel system in curtain wall system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107060168B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108590003B (en) * | 2018-06-14 | 2020-01-31 | 五冶集团装饰工程有限公司 | Sectional type curtain wall keel structure not located in different planes |
| CN109487935A (en) * | 2018-12-25 | 2019-03-19 | 上海安皑迪实业有限公司 | A kind of Curtainwall connector |
| CN113914518B (en) * | 2021-11-04 | 2023-01-24 | 中铁建工集团有限公司 | Perforated stone curtain wall system and construction process thereof |
| CN113914517B (en) * | 2021-11-04 | 2022-12-06 | 中铁建工集团有限公司 | Stone curtain wall system and construction method thereof |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101956438B (en) * | 2010-10-22 | 2012-01-25 | 泛华建设集团有限公司 | Three-dimensionally adjustable disconnectable curtain wall connecting device and construction method thereof |
| CN102168462A (en) * | 2011-03-08 | 2011-08-31 | 德韦斯(上海)建筑材料有限公司 | Curtain wall plate back-hanging system |
| CN102359211A (en) * | 2011-09-29 | 2012-02-22 | 湖南省金为型材有限公司 | Suspension type curtain wall |
| CN202519837U (en) * | 2012-02-21 | 2012-11-07 | 沈阳远大铝业工程有限公司 | Detachable connection structure for stone curtain wall |
| CN105256935B (en) * | 2015-10-23 | 2018-07-13 | 浙江中南建设集团有限公司 | A kind of connection structure in furred ceiling stone curtain wall system |
| CN206956998U (en) * | 2017-05-24 | 2018-02-02 | 杭州坤石建筑工程咨询有限公司 | A kind of grid system in curtain wall system |
-
2017
- 2017-05-24 CN CN201710371344.7A patent/CN107060168B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN107060168A (en) | 2017-08-18 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107060168B (en) | Keel system in curtain wall system | |
| PL1721107T3 (en) | Threaded slider mounting system | |
| CA2665031A1 (en) | Panel, in particular a floor panel | |
| US20140366465A1 (en) | Stand for supporting solar panels on a flat roof | |
| CN104100028A (en) | Co-rod type back bolt hanging system | |
| CN102894694A (en) | Fixing device of interlayer plate and fixing method thereof | |
| CN103526907A (en) | Inclined stone material dry-hanging structure and construction method thereof | |
| CN211523646U (en) | Panel connector and hanging type partition wall applied to same | |
| CN100552348C (en) | Buffer rail | |
| CN203531286U (en) | Novel rail post connecting structure | |
| CN203499191U (en) | Tilted stone cladding structure | |
| CN109927231A (en) | A kind of quick die-filling foamed molding machine | |
| CN113914570A (en) | Wood veneer assembled mounting structure | |
| CN201007108Y (en) | Lattice frame assembling structure | |
| JP3128281U (en) | Assembly shelf | |
| CN203531287U (en) | Hand rail capable of achieving any angle | |
| CN214561764U (en) | Stair mould | |
| CN202895429U (en) | Adjustable cross slope formwork for precast T-shaped beam | |
| CN210659129U (en) | Assembling structure of latticed decorative strip | |
| CN210000424U (en) | Compartment vehicle guardrail suitable for full-bearing vehicle type | |
| CN211833585U (en) | Split type cupboard terminal line | |
| CN203808323U (en) | Curtain wall hanger allowing three-dimensional adjustment of back-bolted stone material | |
| CN201730911U (en) | Rail cross connecting part | |
| CN210508124U (en) | Stair tread supporting mechanism | |
| CN110182678B (en) | Mounting structure of decorative side plate and escalator or moving sidewalk |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |