CN111636567A - Truss connection structure of prefabricated building roof - Google Patents
Truss connection structure of prefabricated building roof Download PDFInfo
- Publication number
- CN111636567A CN111636567A CN202010533526.1A CN202010533526A CN111636567A CN 111636567 A CN111636567 A CN 111636567A CN 202010533526 A CN202010533526 A CN 202010533526A CN 111636567 A CN111636567 A CN 111636567A
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- CN
- China
- Prior art keywords
- frame
- plate
- connecting rod
- connecting plate
- connecting mechanism
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- 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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Classifications
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/18—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
- E04B1/24—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of metal
- E04B1/2403—Connection details of the elongated load-supporting parts
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/38—Connections for building structures in general
- E04B1/58—Connections for building structures in general of bar-shaped building elements
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/18—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
- E04B1/24—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of metal
- E04B1/2403—Connection details of the elongated load-supporting parts
- E04B2001/2406—Connection nodes
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/18—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
- E04B1/24—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of metal
- E04B1/2403—Connection details of the elongated load-supporting parts
- E04B2001/2457—Beam to beam connections
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/18—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
- E04B1/24—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of metal
- E04B2001/2466—Details of the elongated load-supporting parts
- E04B2001/2469—Profile with an array of connection holes
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/38—Connections for building structures in general
- E04B1/58—Connections for building structures in general of bar-shaped building elements
- E04B2001/5875—Connections for building structures in general of bar-shaped building elements using exterior clamping plates or shells
Abstract
The invention discloses a truss connecting structure of a prefabricated building roof, which has the technical scheme that the truss connecting structure comprises a first connecting frame and a second connecting frame, wherein fixing rods are arranged on the first connecting frame and the second connecting frame, and a connecting assembly is arranged between the first connecting frame and the second connecting frame; the second connecting frame is provided with a second connecting mechanism, and the first connecting mechanism and the second connecting mechanism are both provided with a plurality of fixing holes; coupling assembling includes first connecting plate and second connecting plate, first connecting plate and second connecting plate are fixed in first coupling mechanism and second coupling mechanism's upper and lower both sides face respectively, first connecting plate and second connecting plate are used for connecting first coupling mechanism and second coupling mechanism, all be provided with a plurality of perforation on first connecting plate and the second connecting plate, outside bolt is used for passing perforation and fixed orifices in order to with first coupling mechanism, second coupling mechanism, first connecting plate and second connecting plate are together fixed, this truss structure is convenient to be dismantled, and build easily.
Description
Technical Field
The invention relates to a truss connection structure of a prefabricated building roof.
Background
In the environment such as building site, need build the building temporarily, and in prior art, the building that builds temporarily is not only complicated in structure, consuming time and wasting power at the in-process of building, and the building still is bulky after dismantling moreover, is difficult to carry.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide a truss connection structure of a prefabricated building roof, which is convenient to disassemble and easy to build.
In order to achieve the purpose, the invention provides the following technical scheme: a truss connecting structure of a prefabricated building roof comprises a first connecting frame and a second connecting frame, wherein fixed rods are arranged on the first connecting frame and the second connecting frame respectively, and a connecting assembly is arranged between the first connecting frame and the second connecting frame; the first connecting frame is provided with a first connecting mechanism, the first connecting mechanism is arranged at one end of the first connecting frame, the second connecting frame is provided with a second connecting mechanism, the second connecting mechanism is arranged at one end of the second connecting frame, the first connecting mechanism is fixedly connected with the first connecting frame, the second connecting mechanism is fixedly connected with the second connecting frame, and a plurality of fixing holes are formed in the first connecting mechanism and the second connecting mechanism; coupling assembling includes first connecting plate and second connecting plate, first connecting plate and second connecting plate are fixed in first coupling mechanism and second coupling mechanism's upper and lower both sides face respectively, first connecting plate and second connecting plate are used for connecting first coupling mechanism and second coupling mechanism, all be provided with a plurality of perforation on first connecting plate and the second connecting plate, first coupling mechanism encloses with second coupling mechanism and establishes the space that supplies first connecting plate and second connecting plate card to go into, and outside bolt is used for passing perforation and fixed orifices in order to be in the same place first coupling mechanism, second coupling mechanism, first connecting plate and second connecting plate are fixed.
Further, first coupling mechanism includes first circular connecting rod and sets up in the first fixed plate of first circular connecting rod side, the fixed orifices is seted up on the first fixed plate and is switched on first fixed plate, second coupling mechanism includes the circular connecting rod of second and sets up in the second fixed plate of the circular connecting rod side of second, the fixed orifices is seted up on the second fixed plate and is switched on the second fixed plate, be provided with elastic component between first circular connecting rod and the circular connecting rod of second, the elastic component both ends are provided with hook piece, and both ends hook piece can be colluded and locate on first circular connecting rod and the circular connecting rod of second.
Further, elastic component sets up in the inside spring of holding the frame and the sliding block that is used for being connected with hook piece including holding the frame, spring and sliding block fixed connection, the one end that the spring was kept away from to the sliding block is connected with hook piece, it is provided with and is used for preventing that sliding block from removing the inside conflict piece of holding the frame to hold the frame side.
Further, be provided with the constant head tank on first circular connecting rod and the circular connecting rod of second, set up between first circular connecting rod and the circular connecting rod of second as elastic component, hook card goes into in the constant head tank.
The invention has the beneficial effects that:
the prefabricated building plays an important role in the existing building, when the prefabricated building is built outdoors and is temporarily built, the processes of accurate measurement, line drawing, correction and the like are mostly needed, the mode is too complicated, a large amount of time cost and labor cost are consumed, in the embodiment, the first connecting frame and the second connecting frame can be produced in large batches through a factory, the prefabricated building is transported to an operation area after production, when the prefabricated building is installed, the first connecting frame and the second connecting frame are placed, the first connecting frame and the second connecting frame are fixedly connected through the connecting assembly, the first connecting frame and the second connecting frame can be effectively fixedly connected through the arrangement of the first connecting mechanism, the second connecting mechanism and the connecting assembly, the prefabricated building is superior to the prior art, the two prefabricated building parts of the first connecting frame and the second connecting frame can be effectively and rapidly connected, and the time cost and the labor cost are reduced, the working efficiency is improved.
Drawings
Fig. 1 is a schematic perspective view of a first connecting frame and a second connecting frame in an unassembled state;
FIG. 2 is a perspective view of the assembled state of the first and second connection frames;
FIG. 3 is a schematic view of the connection structure of the elastic component and the truss mechanism;
FIG. 4 is an enlarged view of portion a of FIG. 3;
FIG. 5 is a cross-sectional view of the connection structure of the first connection mechanism, the second connection mechanism and the connection assembly;
fig. 6 is a schematic cross-sectional view of the elastic member.
Reference numerals: 1. a first connecting frame; 11. a first connecting mechanism; 2. a second link frame; 21. a second connecting mechanism; 22. a fixing hole; 3. fixing the rod; 4. a connecting assembly; 41. a first connecting plate; 42. a second connecting plate; 43. perforating; 5. a bolt; 6. a first circular connecting rod; 61. a first fixing plate; 7. a second circular connecting rod; 71. a second fixing plate; 8. an elastic component; 80. a hook member; 81. an accommodating frame; 82. a spring; 83. a sliding block; 84. a contact block; 9. and (6) positioning a groove.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples. In which like parts are designated by like reference numerals. It should be noted that the terms "front," "back," "left," "right," "upper" and "lower" used in the following description refer to directions in the drawings, and the terms "bottom" and "top," "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.
Referring to fig. 1 to 6, the truss connection structure of the prefabricated building roof of the present embodiment includes a first connection frame 1 and a second connection frame 2, wherein fixing rods 3 are respectively disposed on the first connection frame 1 and the second connection frame 2, and a connection assembly 4 is disposed between the first connection frame 1 and the second connection frame 2; the first connecting frame 1 is provided with a first connecting mechanism 11, the first connecting mechanism 11 is arranged at one end of the first connecting frame 1, the second connecting frame 2 is provided with a second connecting mechanism 21, the second connecting mechanism 21 is arranged at one end of the second connecting frame 2, the first connecting mechanism 11 is fixedly connected with the first connecting frame 1, the second connecting mechanism 21 is fixedly connected with the second connecting frame 2, and a plurality of fixing holes 22 are formed in the first connecting mechanism 11 and the second connecting mechanism 21; the connecting assembly 4 comprises a first connecting plate 41 and a second connecting plate 42, the first connecting plate 41 and the second connecting plate 42 are respectively fixed on the upper side surface and the lower side surface of the first connecting mechanism 11 and the second connecting mechanism 21, the first connecting plate 41 and the second connecting plate 42 are used for connecting the first connecting mechanism 11 and the second connecting mechanism 21, a plurality of through holes 43 are formed in the first connecting plate 41 and the second connecting plate 42, the first connecting mechanism 11 and the second connecting mechanism 21 are surrounded to form a space for the first connecting plate 41 and the second connecting plate 42 to be clamped in, and the external bolt 5 is used for penetrating through the through holes 43 and the fixing hole 22 to fix the first connecting mechanism 11, the second connecting mechanism 21, the first connecting plate 41 and the second connecting plate 42 together.
The specific improvement is that, as shown in fig. 1 and fig. 2, the prefabricated building plays an important role in the existing building, when the prefabricated building is constructed outdoors and is constructed temporarily, the precise measurement, line marking, correction and other processes are mostly required, the method is too complicated, and a large amount of time cost and labor cost are consumed, in this embodiment, the first connecting frame 1 and the second connecting frame 2 can be produced in large scale through a factory, transported to an operation area after production, when the prefabricated building is installed, the first connecting frame 1 and the second connecting frame 2 are put, the first connecting frame 1 and the second connecting frame 2 are fixedly connected by the connecting component 4 (the first connecting mechanism 11 is arranged on the first connecting frame 1, the second connecting mechanism 21 is arranged on the second connecting frame 2, the first connecting mechanism 11 is fixedly connected with the first connecting frame 1, the second connecting mechanism 21 is fixedly connected with the second connecting frame 2, the first connecting mechanism 11 and the second connecting mechanism 21 are connected through the connecting component 4 to fix the first connecting frame 1 and the second connecting frame 2), the first connecting mechanism 11, the second connecting mechanism 21 and the connecting component 4 are arranged to effectively connect and fix the first connecting frame 1 and the second connecting frame 2, the connecting component 4 comprises a first connecting plate 41 and a second connecting plate 42, in the connecting process, the first connecting mechanism 11 and the second connecting mechanism 21 are abutted and form a plane, the first connecting plate 41 and the second connecting plate 42 are respectively arranged on the upper side surface and the lower side surface of the first connecting mechanism 11 and the second connecting mechanism 21, finally, bolts 5 and nuts are adopted to penetrate through the through holes 43 and the fixing holes 22 to fix the first connecting mechanism 11, the second connecting mechanism 21 and the first connecting plate 41 and the second connecting plate 42 together, which is superior to the prior art, can be effectual with two prefab high-speed joint of first link 1 and second link 2 to reduce time cost and human cost, improve the operating efficiency.
As a modified specific embodiment, the first connecting mechanism 11 includes a first circular connecting rod 6 and a first fixing plate 61 disposed on a side surface of the first circular connecting rod 6, the fixing hole 22 is opened on the first fixing plate 61 and conducts the first fixing plate 61, the second connecting mechanism 21 includes a second circular connecting rod 7 and a second fixing plate 71 disposed on a side surface of the second circular connecting rod 7, the fixing hole 22 is opened on the second fixing plate 71 and conducts the second fixing plate 71, an elastic component 8 is disposed between the first circular connecting rod 6 and the second circular connecting rod 7, hook members 80 are disposed at two ends of the elastic component 8, and the hook members 80 at two ends can be hooked on the first circular connecting rod 6 and the second circular connecting rod 7.
The above-mentioned specific improvement is, as shown in fig. 3, that the first connecting mechanism 11 includes a first circular connecting rod 6 and a first fixing rod 3 disposed at a side of the first circular connecting rod 6, the second connecting mechanism 21 is provided with a second circular connecting rod 7 and a second fixing plate 71, after the truss structure is installed, a waterproof shielding cloth is required to be laid outside the truss structure, in order to enable the waterproof cloth to be fixed on the first connecting frame 1 and the second connecting frame 2, the elastic components 8 are disposed on the first connecting frame 1 and the second connecting frame 2, after the waterproof shielding cloth is laid on the first connecting frame 1 and the second connecting frame 2, the hook members 80 at both ends of the elastic components 8 are respectively fixed on the first circular connecting rod 6 and the second circular connecting rod 7, through the arrangement of the elastic components 8 and the hanging members, the waterproof shielding cloth can be effectively fixed at the outer sides of the first connecting frame 1 and the second connecting frame 2, and when dismantling, directly take off elastic component 8 can, labour saving and time saving.
As a modified specific embodiment, the elastic component 8 includes an accommodating frame 81, a spring 82 disposed inside the accommodating frame 81 and a sliding block 83 for connecting with the hook 80, the spring 82 is fixedly connected with the sliding block 83, one end of the sliding block 83 far away from the spring 82 is connected with the hook, and the side of the accommodating frame 81 is provided with an abutting block 84 for preventing the sliding block 83 from moving out of the accommodating frame 81.
The above-mentioned specific improvement is, as shown in fig. 6, the elastic component 8 includes the holding frame 81, the spring 82 arranged inside the holding frame 81 and the sliding block 83 used for being connected with the hanging member, when the elastic component 8 is installed, only the hook member 80 at one end of the elastic component 8 needs to be hooked on the first circular connecting rod 6, when the other end of the elastic component is pulled, the spring 82 is in a stretched state, the hook member 80 at the other end is hooked on the second circular connecting rod 7, both hands are released, the spring 82 releases elastic potential energy, and the waterproof shielding cloth can be effectively fixed.
As a modified specific embodiment, the first circular connecting rod 6 and the second circular connecting rod 7 are provided with positioning grooves 9, and when the elastic component 8 is arranged between the first circular connecting rod 6 and the second circular connecting rod 7, the hook member is clamped into the positioning grooves 9.
The above-mentioned specific improvement does, as shown in fig. 4, because the cross-section of first circular connecting rod 6 and second circular connecting rod 7 is circular setting, collude at hook member 80 and establish on first circular connecting rod 6 and second circular connecting rod 7 after, lead to the hanging component to remove easily, thereby influence the waterproof fastness that shelters from the cloth, consequently, in order to prevent hook member 80 to remove, constant head tank 9 has been seted up on first circular connecting rod 6 and second circular connecting rod 7, hang in the component card goes into constant head tank 9, just can effectually prevent hook member 80 to remove.
The above description is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention. It should be noted that modifications and embellishments within the scope of the invention may occur to those skilled in the art without departing from the principle of the invention, and are considered to be within the scope of the invention.
Claims (4)
1. The utility model provides a truss connection structure of prefabricated building roof which characterized in that: the connecting device comprises a first connecting frame (1) and a second connecting frame (2), wherein fixing rods (3) are arranged on the first connecting frame (1) and the second connecting frame (2), and a connecting assembly (4) is arranged between the first connecting frame (1) and the second connecting frame (2); the first connecting frame (1) is provided with a first connecting mechanism (11), the first connecting mechanism (11) is arranged at one end of the first connecting frame (1), the second connecting frame (2) is provided with a second connecting mechanism (21), the second connecting mechanism (21) is arranged at one end of the second connecting frame (2), the first connecting mechanism (11) is fixedly connected with the first connecting frame (1), the second connecting mechanism (21) is fixedly connected with the second connecting frame (2), and a plurality of fixing holes (22) are formed in the first connecting mechanism (11) and the second connecting mechanism (21); the connecting assembly (4) comprises a first connecting plate (41) and a second connecting plate (42), the first connecting plate (41) and the second connecting plate (42) are respectively fixed on the upper side surface and the lower side surface of the first connecting mechanism (11) and the second connecting mechanism (21), the first connecting plate (41) and the second connecting plate (42) are used for connecting the first connecting mechanism (11) and the second connecting mechanism (21), the first connecting plate (41) and the second connecting plate (42) are both provided with a plurality of through holes (43), the first connecting mechanism (11) and the second connecting mechanism (21) are arranged in an enclosing mode to form a space for the first connecting plate (41) and the second connecting plate (42) to be clamped in, and the external bolt (5) is used for penetrating through the through hole (43) and the fixing hole (22) to fix the first connecting mechanism (11), the second connecting mechanism (21), the first connecting plate (41) and the second connecting plate (42) together.
2. A truss attachment structure for a prefabricated building roof as claimed in claim 1, wherein: the first connecting mechanism (11) comprises a first round connecting rod (6) and a first fixing plate (61) arranged on the side surface of the first round connecting rod (6), the fixing hole (22) is arranged on the first fixing plate (61) and is communicated with the first fixing plate (61), the second connecting mechanism (21) comprises a second round connecting rod (7) and a second fixing plate (71) arranged on the side surface of the second round connecting rod (7), the fixing hole (22) is arranged on the second fixing plate (71) and is communicated with the second fixing plate (71), an elastic component (8) is arranged between the first round connecting rod (6) and the second round connecting rod (7), the two ends of the elastic component (8) are provided with hook pieces (80), and the hook pieces (80) at the two ends can be hooked on the first round connecting rod (6) and the second round connecting rod (7).
3. A truss attachment structure for a prefabricated building roof as claimed in claim 2, wherein: elastic component (8) including holding frame (81), set up in spring (82) that holds frame (81) inside and be used for gliding piece (83) be connected with hook piece (80), spring (82) and gliding piece (83) fixed connection, gliding piece (83) keep away from the one end of spring (82) and be connected with hook piece, it is provided with and is used for preventing gliding piece (83) to shift out and hold inside butt contact block (84) of frame (81) to hold frame (81) side.
4. A truss attachment structure for a prefabricated building roof as claimed in claim 3, wherein: be provided with constant head tank (9) on first circular connecting rod (6) and the circular connecting rod of second (7), set up between first circular connecting rod (6) and the circular connecting rod of second (7) when elastic component (8), hook piece card is gone into in constant head tank (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010533526.1A CN111636567A (en) | 2020-06-12 | 2020-06-12 | Truss connection structure of prefabricated building roof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010533526.1A CN111636567A (en) | 2020-06-12 | 2020-06-12 | Truss connection structure of prefabricated building roof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111636567A true CN111636567A (en) | 2020-09-08 |
Family
ID=72327191
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010533526.1A Withdrawn CN111636567A (en) | 2020-06-12 | 2020-06-12 | Truss connection structure of prefabricated building roof |
Country Status (1)
| Country | Link |
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| CN (1) | CN111636567A (en) |
Citations (6)
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|---|---|---|---|---|
| CN205189116U (en) * | 2015-12-14 | 2016-04-27 | 阮子清 | Economize material truss group gang mould piece |
| CN106219377A (en) * | 2016-08-31 | 2016-12-14 | 天津市奥瑞克电梯有限公司 | A kind of staircase or footpath truss connecting device |
| CN206581487U (en) * | 2017-02-27 | 2017-10-24 | 深圳鼎晟展览设计有限公司 | A kind of truss |
| CN207646864U (en) * | 2017-09-11 | 2018-07-24 | 广州新赛尔特篷房技术有限公司 | H-shaped material paulin room frame |
| CN109138160A (en) * | 2018-09-21 | 2019-01-04 | 湖南大学 | A kind of height web member beam based on assembled light gauge cold-formed steel shape |
| CN209855362U (en) * | 2019-03-28 | 2019-12-27 | 深圳市雅上篷房技术有限公司 | Tent of truss-like steel cable mechanism |
-
2020
- 2020-06-12 CN CN202010533526.1A patent/CN111636567A/en not_active Withdrawn
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205189116U (en) * | 2015-12-14 | 2016-04-27 | 阮子清 | Economize material truss group gang mould piece |
| CN106219377A (en) * | 2016-08-31 | 2016-12-14 | 天津市奥瑞克电梯有限公司 | A kind of staircase or footpath truss connecting device |
| CN206581487U (en) * | 2017-02-27 | 2017-10-24 | 深圳鼎晟展览设计有限公司 | A kind of truss |
| CN207646864U (en) * | 2017-09-11 | 2018-07-24 | 广州新赛尔特篷房技术有限公司 | H-shaped material paulin room frame |
| CN109138160A (en) * | 2018-09-21 | 2019-01-04 | 湖南大学 | A kind of height web member beam based on assembled light gauge cold-formed steel shape |
| CN209855362U (en) * | 2019-03-28 | 2019-12-27 | 深圳市雅上篷房技术有限公司 | Tent of truss-like steel cable mechanism |
Non-Patent Citations (1)
| Title |
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| 陈应山等: "《番茄优质栽培》", 31 January 1999 * |
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Application publication date: 20200908 |