CN220623601U - Non-bearing wall mounting bracket - Google Patents

Non-bearing wall mounting bracket Download PDF

Info

Publication number
CN220623601U
CN220623601U CN202321612741.6U CN202321612741U CN220623601U CN 220623601 U CN220623601 U CN 220623601U CN 202321612741 U CN202321612741 U CN 202321612741U CN 220623601 U CN220623601 U CN 220623601U
Authority
CN
China
Prior art keywords
piece
wallboard
side walls
bearing wall
support
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN202321612741.6U
Other languages
Chinese (zh)
Inventor
余泳
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Jianhao Mount Kunshan Co ltd
Original Assignee
Jianhao Mount Kunshan Co ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Jianhao Mount Kunshan Co ltd filed Critical Jianhao Mount Kunshan Co ltd
Priority to CN202321612741.6U priority Critical patent/CN220623601U/en
Application granted granted Critical
Publication of CN220623601U publication Critical patent/CN220623601U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Landscapes

  • Finishing Walls (AREA)

Abstract

The utility model discloses a non-bearing wall mounting bracket which comprises a wallboard component, a supporting component and a hook, wherein the wallboard component can be fixedly mounted on the surface of a non-bearing wall, the hook can be hung on the wallboard component, an electronic equipment mounting structure for connecting electronic equipment is arranged on the hook, the upper end of the supporting component is fixedly connected with the wallboard component, and the lower end of the supporting component can be supported on the ground.

Description

Non-bearing wall mounting bracket
Technical Field
The utility model relates to an electronic equipment mounting bracket, in particular to a non-bearing wall mounting bracket.
Background
At present, most of electronic equipment such as televisions and displays are installed by adopting a bracket, such as a wall-mounted bracket, namely the bracket is fixedly installed on the surface of a wall body, then the electronic equipment is fixedly installed on the bracket, and the weight of the electronic equipment and the bracket is borne by the wall body.
However, for some special occasions, when the electronic equipment is required to be mounted on a non-bearing wall body which cannot bear a large weight, after the conventional wall-mounted bracket is mounted with the electronic equipment with the large weight, the non-bearing wall body can be damaged due to the large overall weight, and even the bracket and the electronic equipment on the bracket drop from the non-bearing wall body to be broken.
Disclosure of Invention
In order to overcome the above-mentioned drawbacks, the present utility model provides a non-load bearing wall mounting bracket that can be mounted on a non-load bearing wall without the non-load bearing wall bearing the weight of the bracket and the electronic equipment thereon.
The utility model adopts the technical scheme for solving the technical problems: the utility model provides a non-bearing wall body installing support, includes wallboard subassembly, supporting component and couple, wallboard subassembly can fixed mounting in non-bearing wall body surface, and the couple can hang to locate on the wallboard subassembly, is equipped with the electronic equipment mounting structure that is used for connecting electronic equipment on the couple, supporting component upper end and wallboard subassembly fixed connection, the supporting component lower extreme can support subaerial.
As a further improvement of the present utility model, a foot pad is further installed at the lower end of the support assembly, and the foot pad can be elastically and closely contacted with the ground.
As a further improvement of the utility model, the studs are arranged on the foot pads, the lower ends of the support assemblies are provided with adjusting threaded holes, and the studs on the foot pads are movably connected in the adjusting threaded holes at the lower ends of the support assemblies in a threaded manner.
As a further improvement of the utility model, the support assembly comprises an upper support, a lower support and a positioning connecting piece, wherein the upper support can be arranged on the lower support in a vertical sliding way up and down, and the positioning connecting piece can fixedly connect and position the upper support and the lower support.
As a further improvement of the utility model, the positioning connecting piece comprises a connecting piece and a connecting screw, the lower end of the upper supporting piece can be inserted into the inner side of the lower supporting piece in a vertically sliding way, a plurality of upper connecting perforations are formed in the side wall of the upper supporting piece at intervals along the vertical direction, a plurality of lower connecting perforations are formed in the side wall of the lower supporting piece at intervals along the vertical direction, the connecting piece is inserted into the upper supporting piece, the connecting piece is provided with a connecting threaded hole, and the connecting screw sequentially penetrates through the lower connecting perforations, the upper connecting perforations and finally is in threaded connection with the connecting threaded hole on the connecting piece.
As a further improvement of the utility model, the upper supporting piece and the lower supporting piece are tubular structures with openings on one side wall, the upper supporting piece is respectively provided with upper connecting holes on the side walls which are mutually vertical, the lower supporting piece is respectively provided with lower connecting holes on the side walls which are mutually vertical, the connecting pieces are respectively provided with connecting threaded holes on the side walls which are mutually vertical, and different connecting screws respectively pass through the lower connecting holes on the side walls which are mutually vertical on the lower supporting piece, the upper connecting holes on the side walls which are mutually vertical on the upper supporting piece and finally are connected with the connecting threaded holes on the side walls which are mutually vertical on the connecting pieces.
As a further improvement of the utility model, the upper support and the lower support are both sheet metal U-shaped bending structures or square tubes, the connecting sheet is an L-shaped bending sheet, two side walls of the connecting sheet are respectively flatly attached to two side walls which are perpendicular to each other on the inner side of the upper support, an upper connecting perforation on the upper support and a lower connecting perforation on the lower support are respectively strip-shaped holes which extend along the perpendicular directions, a plurality of connecting bridges which extend in the horizontal direction are fixedly arranged on the side wall of the lower support, the connecting bridges span the two sides of the opening on the side wall of the lower support, and the connecting bridges are arranged at intervals along the vertical direction.
As a further improvement of the utility model, the wallboard component comprises a wallboard and a transverse rail, wherein the transverse rail extends along the horizontal direction, the upper ends of the two supporting components are respectively and fixedly provided with a U-shaped connecting piece with an upward opening, the two ends of the horizontal extending direction of the transverse rail are respectively inserted into the openings of the U-shaped connecting pieces, the side wall of the U-shaped connecting piece is fixedly connected with the side wall of the transverse rail through the connecting pieces, the two wallboards are fixedly arranged at one side of the transverse rail at intervals, the wallboard is provided with an upper hook body which is used for being arranged on a non-bearing wall body, the upper end of a hook is arranged on the upper hook body with the downward opening, the lower end of the hook is provided with a lower hook body which extends horizontally, the lower hook body is movably connected with a limit bolt in a threaded manner, the limit bolt and the lower hook body form a lower hook body with the upward opening together, and the upper hook body and the lower hook body are respectively hung outside the upper end of the transverse rail.
As a further improvement of the utility model, a protruding wallboard connecting strip is formed on one side wall of the transverse rail, a T-shaped opening chute extending in the horizontal direction is arranged on the wallboard connecting strip, a T-shaped sliding block is slidably arranged in the T-shaped opening chute, a threaded hole site is arranged on the T-shaped sliding block, the wallboard comprises a U-shaped body and bending sheets reversely bent from the two side walls of the U-shaped body, connecting through holes are formed in the bending sheets, positioning bolts penetrate through the connecting through holes, and the positioning bolts are in threaded connection with the threaded hole sites on the T-shaped sliding block.
As a further improvement of the utility model, the upper hook body at the upper end of the hook is also movably connected with a height adjusting bolt in a threaded manner, the end part of a stud of the height adjusting bolt is tightly abutted against the upper end surface of the transverse rail, the side walls at the two ends of the transverse rail are also provided with limiting protruding points, and the side walls of the upper hook body are stopped between the two limiting protruding points.
The beneficial effects of the utility model are as follows: the utility model realizes the installation of the electronic equipment on the non-bearing wall body through the connection of the wallboard component and the non-bearing wall body, and simultaneously, the utility model also realizes the longitudinal support of the bracket and the electronic equipment on the bracket through the supporting component for the supporting force upwards to the wall body component, so that the non-bearing wall body can not bear larger shearing force, the bracket can be kept on the surface of the non-bearing wall body only through smaller pulling force, the structure realizes the installation of the electronic product on the surface of the non-bearing wall body, the non-weighing wall body can not bear larger shearing force, the non-bearing wall body can not be damaged, and the whole bracket also can not occupy larger space, and is convenient and stable to install.
Drawings
FIG. 1 is a first perspective view of the present utility model;
FIG. 2 is an enlarged view of portion A of FIG. 1;
FIG. 3 is a second perspective view of the present utility model;
FIG. 4 is a front view of the present utility model;
FIG. 5 is a bottom elevational view of the present utility model;
FIG. 6 is a right side view of the present utility model;
fig. 7 is an exploded perspective view of the support assembly of the present utility model.
Detailed Description
Examples: the utility model provides a non-bearing wall body installing support, includes wallboard 9 subassembly, supporting component and couple 1, wallboard 9 subassembly can fixed mounting in non-bearing wall body surface, and couple 1 can hang and locate on the wallboard 9 subassembly, is equipped with the electronic equipment mounting structure that is used for connecting electronic equipment on the couple 1, supporting component upper end and wallboard 9 subassembly fixed connection, the supporting component lower extreme can support subaerial.
During the use, with wallboard 9 subassembly fixed mounting to non-bearing wall body surface to make supporting component lower extreme tightly support subaerial, then with electronic equipment fixed mounting on couple 1, finally back couple 1 hang on wallboard 9 subassembly can, this kind of structure makes the weight of support and electronic equipment support balanced by supporting component, the non-weighing wall body does not bear great shearing force, only bear less pulling force, keep electronic equipment flat paste on non-bearing wall body surface can, and then realized the installation of electronic equipment on non-weighing wall body, non-bearing wall body simultaneously owing to do not bear great shearing force, consequently, can not destroy non-bearing wall body, the security of electronic equipment installation and use has been guaranteed.
The foot pad 2 is also installed at the lower end of the supporting component, and the foot pad 2 can be in elastic tight contact with the ground. Through callus on the sole 2 and ground elastic contact, can protect ground can not damaged on the one hand, on the other hand guaranteed supporting component lower extreme and ground in close contact, guaranteed to lead in the ground with support and electronic equipment's weight is whole, ensure that the non-weighing wall body does not bear the shearing force that support and electronic equipment dead weight produced.
The foot pad 2 is provided with a stud, the lower end of the supporting component is provided with an adjusting threaded hole, and the stud on the foot pad 2 is movably connected in the adjusting threaded hole at the lower end of the supporting component in a threaded manner. Can adjust callus on the sole 2 height through rotating callus on the sole 2, and then ensure callus on the sole 2 and ground in close contact, simultaneously, also make things convenient for the support to dismantle, only need unscrew callus on the sole 2 when dismantling for supporting component and ground separation.
The support assembly comprises an upper support piece 3, a lower support piece 4 and a positioning connecting piece, wherein the upper support piece 3 can be installed on the lower support piece 4 in a vertical direction in a vertical sliding mode, and the positioning connecting piece can fixedly connect and position the upper support piece 3 with the lower support piece 4. The structure realizes the adjustment of the length of the supporting component, and further can meet different installation height requirements.
The positioning connecting piece comprises a connecting piece 5 and a connecting screw 6, the lower end of the upper supporting piece 3 can be inserted into the inner side of the lower supporting piece 4 in a vertical direction at intervals, a plurality of upper connecting perforations 7 are formed in the side wall of the upper supporting piece 3 at intervals, a plurality of lower connecting perforations 8 are formed in the side wall of the lower supporting piece 4 at intervals in the vertical direction at intervals, the connecting piece 5 is inserted into the upper supporting piece 3, connecting threaded holes are formed in the connecting piece 5, and the connecting screw 6 sequentially penetrates through the lower connecting perforations 8, the upper connecting perforations 7 and finally is in threaded connection with the connecting threaded holes in the connecting piece 5. The upper support 3 can be adjusted in height by penetrating the connecting screw 6 into the upper connecting through hole 7 and the lower connecting through hole 8, the upper support 3 and the lower support 4 can be fixed and positioned at different height positions by adopting other modes besides adopting the structure that the connecting screw 6 and the connecting sheet 5 fix the upper support 3 and the lower support 4, for example, the side walls of the upper support 3 and the lower support 4 are clamped by a clamping mechanism, the upper support 3 and the lower support 4 are fixed by larger friction force, or the upper support 3 and the lower support 4 are fastened by fastening structures of different heights to realize the positioning at different heights, and the structure is an equivalent and replacement structure which is easy to think by a person skilled in the art according to the application, and belongs to the protection scope of the application.
The upper supporting piece 3 and the lower supporting piece 4 are tubular structures with openings formed in the side walls, the upper supporting piece 3 is provided with upper connecting holes 7 on the side walls perpendicular to each other, the lower supporting piece 4 is provided with lower connecting holes 8 on the side walls perpendicular to each other, the connecting pieces 5 are provided with connecting threaded holes on the side walls perpendicular to each other, and different connecting screws 6 respectively penetrate through the lower connecting holes 8 on the side walls perpendicular to each other on the lower supporting piece 4, the upper connecting holes 7 on the side walls perpendicular to each other on the upper supporting piece 3 and finally are connected with the connecting threaded holes on the side walls perpendicular to each other on the connecting pieces 5. The structure can realize the tight connection of the side walls of the upper supporting piece 3 and the lower supporting piece 4, and prevent the upper supporting piece 3 and the lower supporting piece 4 from shaking.
The upper support piece 3 and the lower support piece 4 are of sheet metal U-shaped bending structures or square tubes, the connecting piece 5 is an L-shaped bending sheet, two side walls of the connecting piece 5 are respectively flatly attached to two side walls of the inner side of the upper support piece 3, upper connecting through holes 7 on the upper support piece 3 and lower connecting through holes 8 on the lower support piece 4 are respectively elongated holes extending along the mutually perpendicular directions, a plurality of connecting bridges 21 extending in the horizontal direction are fixedly installed on the side walls of the lower support piece 4, the connecting bridges 21 span the two sides of the opening on the side walls of the lower support piece 4, and the connecting bridges 21 are arranged at intervals along the vertical direction. The bridge 21 can reinforce the lower support 4, prevent the opening from being deformed by force, and also prevent the wall from being damaged.
The wallboard 9 subassembly includes wallboard 9 and rail 10, rail 10 extends along the horizontal direction, and two support assembly upper ends fixed mounting respectively have opening U-shaped connecting piece 11 up, and rail 10 horizontal extending direction both ends are inserted respectively and are located in the U-shaped connecting piece 11 opening, U-shaped connecting piece 11 lateral wall passes through connecting piece fixed connection with rail 10 lateral wall, and two wallboard 9 spaced fixed mounting are in rail 10 one side, be equipped with the mounting hole site 12 that is used for installing on the non-bearing wall body on the wallboard 9, the last coupler body 13 of locating the opening down on the couple 1, the couple 1 lower extreme is equipped with the lower coupler body 14 of horizontal extension, movable spiro union has limit bolt 15 on the lower coupler body 14, limit bolt 15 and lower coupler body 14 conformal form the lower coupler body that the opening was up, go up coupler body 13 and lower coupler body hang respectively and locate rail 10 upper end and rail 10 lower extreme outside. The structure can be connected with a non-bearing wall body through the wallboard 9 with small volume, and the hanging of the hook 1 is realized through the transverse rail 10 with long length, so that the structure can be suitable for mounting large-size electronic equipment on the non-bearing wall body with small width.
The transverse rail 10 is characterized in that a protruding wallboard connecting strip is formed on one side wall of the transverse rail 10, a T-shaped opening chute 16 extending in the horizontal direction is arranged on the wallboard connecting strip, a T-shaped sliding block 17 is arranged in the T-shaped opening chute 16 in a sliding mode, a threaded hole site is arranged on the T-shaped sliding block 17, the wallboard 9 comprises a U-shaped body and bending sheets reversely bent from two side walls of the U-shaped body, connecting holes are formed in the bending sheets, positioning bolts 18 penetrate through the connecting holes, and the positioning bolts 18 are in threaded connection with the threaded hole sites on the T-shaped sliding block 17. The connection position of the wallboard 9 and the transverse rail 10 can be changed by sliding the T-shaped sliding block 17 in the opening sliding groove of the transverse rail 10, so that the wallboard 9 is suitable for installation of wallboards 9 on non-weighing walls with different widths.
The upper hook body 13 at the upper end of the hook 1 is further movably connected with a height adjusting bolt 19 in a threaded manner, the end part of a stud of the height adjusting bolt 19 is tightly abutted against the upper end surface of the transverse rail 10, limiting protruding points 20 are further arranged on the side walls at the two ends of the transverse rail 10, and the side walls of the upper hook body 13 are stopped between the two limiting protruding points 20. The height of the hook 1 can be finely adjusted by the height adjusting bolt 19, fine adjustment of the height and the horizontality of the electronic equipment is further realized, the hook 1 can be prevented from falling off the transverse rail 10 by the limiting protruding points 20, and end covers can be further arranged at two ends of the transverse rail 10, so that the transverse rail 10 is more attractive.

Claims (10)

1. A non-bearing wall mounting bracket, characterized in that: including wallboard subassembly, supporting component and couple (1), wallboard subassembly can fixed mounting in non-bearing wall surface, and the couple can hang to locate on the wallboard subassembly, is equipped with the electronic equipment mounting structure that is used for connecting electronic equipment on the couple, supporting component upper end and wallboard subassembly fixed connection, the supporting component lower extreme can support subaerial.
2. The non-load bearing wall mounting bracket of claim 1, wherein: foot pads (2) are further mounted at the lower ends of the support assemblies, and the foot pads can be in elastic tight contact with the ground.
3. The non-load bearing wall mounting bracket of claim 2, wherein: the foot pad is provided with a stud, the lower end of the supporting component is provided with an adjusting threaded hole, and the stud on the foot pad is movably connected in the adjusting threaded hole at the lower end of the supporting component in a threaded manner.
4. A non-load bearing wall mounting bracket according to claim 1 or claim 2, wherein: the support assembly comprises an upper support (3), a lower support (4) and a positioning connecting piece, wherein the upper support can be arranged on the lower support in a vertical sliding mode, and the positioning connecting piece can fixedly connect and position the upper support with the lower support.
5. The non-load bearing wall mounting bracket of claim 4, wherein: the positioning connecting piece comprises a connecting piece (5) and a connecting screw (6), the lower end of the upper supporting piece can be inserted into the inner side of the lower supporting piece in a vertical direction at intervals, a plurality of upper connecting perforations are formed in the side wall of the upper supporting piece at intervals, a plurality of lower connecting perforations are formed in the side wall of the lower supporting piece at intervals in the vertical direction at intervals, the connecting piece is inserted into the upper supporting piece, a connecting threaded hole is formed in the connecting piece, and the connecting screw sequentially penetrates through the lower connecting perforations, the upper connecting perforations and finally is in threaded connection with the connecting threaded hole on the connecting piece.
6. The non-load bearing wall mounting bracket of claim 5, wherein: the upper support piece and the lower support piece are tubular structures with openings formed in one side wall, the upper support piece is respectively provided with upper connecting holes (7) on the side walls which are perpendicular to each other, the lower support piece is respectively provided with lower connecting holes (8) on the side walls which are perpendicular to each other, the connecting holes are respectively formed on the connecting pieces, and different connecting screws respectively penetrate through the lower connecting holes on the side walls which are perpendicular to each other on the lower support piece, the upper connecting holes on the side walls which are perpendicular to each other on the upper support piece and finally are connected with the connecting holes on the side walls which are perpendicular to each other on the connecting pieces.
7. The non-load bearing wall mounting bracket of claim 6, wherein: the upper support piece and the lower support piece are of sheet metal U-shaped bending structures or square tubes, the connecting piece is an L-shaped bending sheet, two side walls of the connecting piece are respectively flatly attached to two side walls of the inner side of the upper support piece, upper connecting perforations on the upper support piece and lower connecting perforations on the lower support piece are respectively elongated holes extending along the mutually perpendicular directions, a plurality of connecting bridges (21) extending in the horizontal direction are fixedly installed on the side walls of the lower support piece, and the connecting bridges span the two sides of the opening on the side walls of the lower support piece and are arranged at intervals along the vertical direction.
8. The non-load bearing wall mounting bracket of claim 1, wherein: wallboard subassembly includes wallboard (9) and rail (10), the rail extends along the horizontal direction, and two supporting component upper ends fixed mounting have opening U-shaped connecting piece (11) up respectively, and rail horizontal extending direction both ends are inserted respectively and are located in the U-shaped connecting piece opening, U-shaped connecting piece lateral wall and rail lateral wall pass through connecting piece fixed connection, two wallboard spaced fixed mounting in rail one side, be equipped with on the wallboard and be used for installing mounting hole site (12) on the non-bearing wall body, the couple upper end locates the last coupler body (13) of opening decurrent, and the couple lower extreme is equipped with the lower coupler body (14) of horizontal extension, movable spiro union has spacing bolt (15) in the lower coupler body main part, spacing bolt forms the lower coupler body of opening upward altogether with the lower coupler body, go up coupler body and lower coupler body hang respectively and locate rail upper end and rail lower extreme outside.
9. The non-load bearing wall mounting bracket of claim 8, wherein: the wallboard is characterized in that a protruding wallboard connecting strip is formed on one side wall of the transverse rail, a T-shaped opening chute (16) extending in the horizontal direction is formed in the wallboard connecting strip, a T-shaped sliding block (17) is arranged in the T-shaped opening chute in a sliding mode, a threaded hole site is formed in the T-shaped sliding block, the wallboard comprises a U-shaped body and bending pieces reversely bent from two side walls of the U-shaped body, connecting holes are formed in the bending pieces, positioning bolts (18) penetrate through the connecting holes, and the positioning bolts are in threaded connection with the threaded hole sites on the T-shaped sliding block.
10. The non-load bearing wall mounting bracket of claim 8, wherein: the upper hook body of the upper end of the hook is further movably connected with a height adjusting bolt (19), the end part of the stud of the height adjusting bolt is tightly abutted against the upper end surface of the transverse rail, limiting protruding points (20) are further arranged on the side walls of the two ends of the transverse rail, and the side walls of the upper hook body are stopped between the two limiting protruding points.
CN202321612741.6U 2023-06-25 2023-06-25 Non-bearing wall mounting bracket Active CN220623601U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202321612741.6U CN220623601U (en) 2023-06-25 2023-06-25 Non-bearing wall mounting bracket

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202321612741.6U CN220623601U (en) 2023-06-25 2023-06-25 Non-bearing wall mounting bracket

Publications (1)

Publication Number Publication Date
CN220623601U true CN220623601U (en) 2024-03-19

Family

ID=90216372

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202321612741.6U Active CN220623601U (en) 2023-06-25 2023-06-25 Non-bearing wall mounting bracket

Country Status (1)

Country Link
CN (1) CN220623601U (en)

Similar Documents

Publication Publication Date Title
CN220623601U (en) Non-bearing wall mounting bracket
KR20130138602A (en) Apparat0us for finishing a ceiling
CN215829782U (en) Adjustable top-hung base layer structure
CN211923178U (en) Indoor integrated ceiling of building
CN214089619U (en) Assembled aluminum alloy railing
KR102195113B1 (en) Bracket for structure installation
CN211622405U (en) Wall hanging plate
CN209805316U (en) Combined type electric wire bridge frame with high space utilization rate
CN220668917U (en) Support frame and LED display device with same
CN219498822U (en) Hanging type cable bridge bracket arm
CN219107865U (en) Monitor back hanging type cabinet mounting rack
CN213185450U (en) Lightning-arrest area strutting arrangement with adjustable
CN219343669U (en) Hanging code applied to curtain wall and curtain wall
CN215190373U (en) Wall-hung cabinet convenient to install
KR100731303B1 (en) Height adjusting device for concrete form panel
CN218883616U (en) Television hanging rack
DK181434B1 (en) Bracket for mounting on top of a wall
CN218643748U (en) Portable assembled wallboard
CN218671510U (en) Wall hanging assembly for display device
CN217299772U (en) High stability inserted lift scaffold is with attaching wall support
CN214958496U (en) Indoor cable crane span structure of hoist and mount formula
CN219160063U (en) Wall-mounted mounting device for display screen
CN218843690U (en) High-rise building high altitude vestibule construction support
CN218571785U (en) Split type wall cabinet bracket structure easy to install and adjust angle
CN218028347U (en) Curtain wall suitable for indoor aluminum plate suspension installation

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant