CN203523155U - Supporting mechanism - Google Patents
Supporting mechanism Download PDFInfo
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- CN203523155U CN203523155U CN201320624251.8U CN201320624251U CN203523155U CN 203523155 U CN203523155 U CN 203523155U CN 201320624251 U CN201320624251 U CN 201320624251U CN 203523155 U CN203523155 U CN 203523155U
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- Prior art keywords
- support bar
- passage
- magnetic
- side wall
- supporting mechanism
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- 230000007246 mechanism Effects 0.000 title claims abstract description 40
- 239000000696 magnetic material Substances 0.000 claims description 34
- 238000004519 manufacturing process Methods 0.000 abstract description 26
- 239000011521 glass Substances 0.000 abstract description 17
- 239000000758 substrate Substances 0.000 abstract description 17
- 230000000630 rising effect Effects 0.000 abstract description 16
- 239000002245 particle Substances 0.000 abstract 2
- 230000005389 magnetism Effects 0.000 abstract 1
- 239000000463 material Substances 0.000 description 31
- 238000010586 diagram Methods 0.000 description 13
- 238000000034 method Methods 0.000 description 12
- 238000005452 bending Methods 0.000 description 6
- 210000003127 knee Anatomy 0.000 description 6
- 238000004458 analytical method Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 239000007769 metal material Substances 0.000 description 2
- 239000000428 dust Substances 0.000 description 1
- 230000005674 electromagnetic induction Effects 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 239000004579 marble Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 229910052755 nonmetal Inorganic materials 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
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Abstract
The utility model relates to the technical field of circuit board production and particularly relates to a supporting mechanism, so as to solve the problems that deformed supporting rods are likely to rub against rising channels to generate particles, the generated particles are attached to a glass substrate on a supporting platform and the yield of products is influenced. The utility model provides a supporting mechanism, which comprises supporting platforms and supporting rods. Channels are arranged in the supporting platforms; the supporting rods are designed to reach out of the channels to support to-be-supported objects on the supporting platforms; and side walls of the channels and the parts, reaching into the channels, of the supporting rods have the same magnetism. When repulsive force of the channel side walls is applied to the parts, reaching into the channels, of the supporting rods, the supporting rods are bent, applied repulsive force changes to enable the supporting rods to move, such that friction between the supporting rods and the channel side walls is avoided, and the yield of the glass substrate or the PCB is improved.
Description
Technical field
The utility model relates to board production technical field, relates in particular to a kind of supporting mechanism.
Background technology
In the manufacture process of semiconductor and display panels, conventionally pcb board or glass substrate are placed on brace table, it is processed to processing; After finishing dealing with, by supporting mechanism, risen, after rise, pcb board or glass substrate are moved, carried out subsequent technique processing.
As shown in Figure 1, take glass substrate is example from brace table rise, and wherein 101 is glass substrate, and 102 is support bar, and 103 is bottom tray, and 104 is rising passway, and 105 is push rod, and 106 is brace table; Push rod 105 is connected with a side of bottom tray 103, and support bar 102 one end are connected with the opposite side of bottom tray 103, and push rod 105 is controlled the lifting of support bar 102 by bottom tray 103; The rising passway 104 that support bar 102 rises and declines and pass through is contained in brace table 106 inside; Glass substrate 101 is placed on brace table 106, and support bar 102 rises glass substrate 101 by rising passway 104 from brace table 106.Because glass substrate own wt is larger, in the process that support bar 102 rises glass substrate 101, the power that support bar 102 is subject to is larger, uses for a long time, and support bar 102 easily occurs bending and deformation.In prior art, support bar 102 is generally the metal materials such as stainless steel, and brace table 106 is generally the non-metallic materials such as marble.As shown in Figure 2, when support bar 102 occurs bending and deformation, during rising passway 104 by brace table 106 of support bar 102, easy and rising passway 104 rubs, produce the particulates such as a large amount of metallic dusts and nonmetal dust, these particulates are attached to the display effect that can affect the display being comprised of described glass substrate on glass substrate, affect yields.
Therefore, after in prior art, the support bar of supporting mechanism deforms, when the rising passway by supporting mechanism, easy and rising passway rubs, produce a large amount of particulates, particulate is attached on the pcb board or glass substrate on brace table, affects the yields of product.
Utility model content
The utility model provides a kind of supporting mechanism, with after solving the support bar of supporting mechanism in prior art and deforming, when the rising passway by supporting mechanism, easy and rising passway rubs, produce a large amount of particulates, particulate is attached on the pcb board or glass substrate on brace table, affects the problem of the yields of product.
The utility model embodiment provides a kind of supporting mechanism, and described supporting mechanism comprises:
Support platform and support bar; Wherein, in described support platform, be provided with passage; Described support bar is set to from described passage, to stretch out to support the thing to be supported in described support platform;
The part stretching in described passage of described conduit wall and described support bar has identical magnetic.
Due to support bar stretch into the magnetic of channel part and the Magnetic Phase of channel side wall with, the repulsion that channel side wall produces support bar is identical, when support bar occurs bending and deformation, the magnetic field force that knee is subject to will change, the repulsion that after crooked, the part of the support bar of close channel side wall is subject to is larger, the repulsion being subject to away from the part of the support bar of channel side wall is less, support bar produces motion in the situation that repulsion changes, avoid support bar and channel side wall to produce friction, improved the yields of glass substrate or pcb board.
In the supporting mechanism of the utility model embodiment, the passage up/down perforation support platform in support platform, support bar stretches into passage by channel bottom.
Support bar is arranged in bottom tray, and the Lift Part in bottom tray is controlled described support bar and stretched into or exit passage.
Channel side wall is pasted with one deck magnetic material; Or described channel side wall is pasted with at least one magnet; Or described channel side wall and described channel bottom are pasted with one deck magnetic material; Or described channel side wall and described channel bottom are pasted with at least one magnet.
At channel side wall, attach magnetic material, make channel side wall produce magnetic, if channel side wall is pasted with one deck magnetic material, the repulsion size in whole passage, support bar being produced is identical; If channel side wall is pasted with at least one magnet, the support bar repulsion size that same position is subject in passage is identical; If channel side wall and channel bottom are all pasted with magnetic material, the magnetic of channel side wall and channel bottom is contrary.
The adjacent wall of two adjacency channels, and the bottom of the support platform between adjacent wall forms " U " type magnet.Or
The bottom of the support platform that a sidewall of a passage is corresponding with this sidewall forms " L " type magnet, or anti-" L " type magnet.
In above-described embodiment, the magnetic of channel side wall is contrary with the magnetic of the bottom of support platform.
Support bar surface label is with one deck magnetic material; Or support bar is that magnetic material is made; Or support bar surface label is with at least one magnet; Or at least one magnet is contained in support bar inside.
Support bar is made by magnetic material or support bar surface label has one deck magnetic material, the repulsion size that can make support bar be subject in passage is identical, support bar surface label is with at least one magnet, can the same position in passage obtain the repulsion that size is identical, also can reach identical technique effect, but cost can reduce a lot.
Preferably, in the utility model embodiment, support bar is " ten " word structure, and wherein the magnetic of support bar " ㄧ " part is contrary with the magnetic that support bar " " part produces; The Magnetic Phase of the magnetic in " one " partly overlapping region of channel bottom and described support bar and " one " of described support bar part is same.
Due to support bar " one " part magnetic, with the Magnetic Phase in " one " partly overlapping region of passage lower surface and support bar with, " one " of support bar part produces repulsion with passage lower surface, has avoided the lower surface of support platform and " one " of support bar part to produce friction.
The utility model embodiment provides a kind of supporting mechanism, and described supporting mechanism comprises: support platform and support bar; Wherein, in support platform, be provided with passage; Support bar is set to can from passage, stretch out to support the thing to be supported in described support platform; The part stretching in described passage of channel side wall and support bar has identical magnetic.The magnetic producing by channel part due to support bar is identical with the magnetic pole of channel side wall, when therefore support bar bends, the magnetic field force that knee is subject to will change, the repulsion that after crooked, the part of the support bar of close channel side wall is subject to is larger, the repulsion being subject to away from the part of the support bar of channel side wall is less, support bar produces motion in the situation that repulsion changes, and has avoided support bar and support platform sidewall to produce friction, has improved the yields of glass substrate or pcb board.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of supporting mechanism in prior art;
Fig. 2 is the schematic diagram that in prior art, in supporting mechanism, support bar bends;
Fig. 3 is the schematic diagram of a kind of supporting mechanism in the utility model execution mode;
Fig. 4 is the schematic diagram of the supporting mechanism of passage up/down perforation support platform in the utility model execution mode;
Fig. 5 is the schematic diagram that in the utility model execution mode, the junction of support bar and channel bottom is provided with the supporting mechanism of elastomeric element;
Fig. 6 is the schematic diagram of the supporting mechanism of embodiment mono-in the utility model;
Fig. 7 is the force analysis schematic diagram of the supporting mechanism of embodiment mono-in the utility model;
Fig. 8 is the schematic diagram of the supporting mechanism of embodiment bis-in the utility model;
Fig. 9 is the force analysis schematic diagram of the supporting mechanism of embodiment bis-in the utility model;
Figure 10 is the schematic diagram of the supporting mechanism of embodiment tri-in the utility model;
Figure 11 is the force analysis schematic diagram of the supporting mechanism of embodiment tri-in the utility model;
Figure 12 is the schematic diagram that the magnetic material of rising passway in the utility model execution mode is " U " type;
Figure 13 is the schematic diagram that the magnetic material of rising passway in the utility model execution mode is " L " type.
Embodiment
Part and channel side wall that in the utility model embodiment, support bar can stretch in passage have same magnetic, when support bar bends, the magnetic field force that knee is subject to will change, support bar produces motion in the situation that repulsion changes, avoid support bar and channel side wall to produce friction, improved the yields of glass substrate or pcb board.
Below in conjunction with Figure of description, be further described.
As shown in Figure 3, be a kind of supporting mechanism that the utility model execution mode provides, this structure comprises:
Part in the stretched into passage 303 of channel side wall and support bar 302 has identical magnetic.
Wherein, the thing to be supported that support bar 302 is set to can stretch out to support in described support platform 301 from passage 303 comprises two kinds of methods, is introduced respectively below:
Method one, as shown in Figure 4, passage 303 up/down perforation support platforms 301, support bar 302 stretches into passage by channel bottom.Support bar 302 is arranged in bottom tray 304, and bottom tray 304 is controlled support bar 302 by Lift Part and stretched into or exit passage.
Method two, as shown in Figure 5, support bar 302 is arranged on passage 303 bottoms, the junction of support bar 302 and channel bottom is provided with elastomeric element 501(as spring etc.), by elastomeric element 501, control support bars 302 and stretch out passage 303.When needs support bar 302 stretches out passage 303, elastomeric element 501 is released, and makes support bar 302 stretch out passage 303.
In the utility model embodiment, channel side wall is pasted with magnetic material and includes but not limited to following several situation:
One, passage 303 sidewalls are pasted with one deck magnetic material, on channel side wall surface, attach one deck magnetic, make after support bar 302 admission passages 303, are subject to the repulsion that size is identical.
Two, at passage 303 sidewalls, be pasted with at least one magnet, the magnet attaching on the sidewall of passage 303, while making support bar 302 by channel position corresponding to magnet, is subject to the repulsion that size is identical.
Three, channel side wall and channel bottom are pasted with one deck magnetic material, at channel bottom attaching one deck magnetic material, are that the magnetic of channel bottom generation is same with the Magnetic Phase that support bar of admission passage part produces, and avoid support bar and channel bottom generation friction.
Four, channel side wall and channel bottom are pasted with at least one magnet, while making support bar pass through channel position corresponding to magnet, are subject to the repulsion that size is identical, owing to not needing whole passage and passage to attach magnetic material, have reduced cost.
Five, at channel side wall, be pasted with one deck magnetic material, in channel bottom, be pasted with at least one magnet.
Six, at channel side wall, be pasted with at least one magnet, in channel bottom, be pasted with one deck magnetic material.
Magnet described in the utility model execution mode can be the magnetic stripe around a circle, can be also the independently a plurality of magnets that arrange around a circle.
In the utility model embodiment, support bar surface label includes but not limited to following several situation with magnetic material:
One, support bar surface label, with one deck magnetic material, can directly attach one deck magnetic material on the surface of existing support bar, be convenient to realize, and cost is lower;
Two, support bar is that magnetic material is made, and the Magnetic Phase that in the magnetic that wherein support bar stretches into channel part and passage, magnetic material produces together;
Three, support bar surface label, with at least one magnet, makes to be subject to the repulsion that size is identical after support bar admission passage;
Four, at least one magnet is contained in support bar inside, and support bar can have common material and magnet jointly to form, wherein support bar stretch into the magnetic of magnet of channel part and Magnetic Phase that channel side wall magnetic material produces with.
The utility model is the N utmost point with support bar 302 in the magnetic of the magnetic of the material by channel part and the generation of the sidewall of passage 303, bottom tray 304 is controlled support bar 302 by Lift Part and is stretched into or exit passage 303 for example, three kinds of supporting mechanisms are introduced respectively, other situations are similar with it, do not repeat them here.
Embodiment mono-
As shown in Figure 6, support bar 302 is same by the Magnetic Phase of the magnetic of material production of passage 303 parts and the material production of the sidewall of passage 303, is the N utmost point; The support bar 302 not magnetic of the material production of the part by passage 303 is the S utmost point, and the magnetic of the material production in the region that the lower surface of passage 303 and bottom tray 304 are overlapping is the S utmost point.
The size of the repulsion that the sidewall of the passage 303 that support bar 302 is subject in passage 303 produces is identical.When support bar 302 occurs bending and deformation, the repulsion that the sidewall of the passage 303 that support bar 302 is subject in passage 303 produces changes.As shown in Figure 7, support bar 302 knees are near the suffered repulsion F of sidewall one side of passage 303
aincrease, away from the suffered repulsion F of sidewall one side of passage 303
bdiminish, the repulsion being subject to due to support bar 302 changes, the transverse movement that support bar 302 is produced by a small margin, thus in the lifting process of support bar, constantly proofread and correct the position of support bar, avoided support bar and rising passway to produce friction.
Embodiment bis-
As shown in Figure 8, support bar 302 is same by the Magnetic Phase of the magnetic of material production of passage 303 parts and the material production of the sidewall of passage 303, is N utmost point magnetic; The magnetic of the material of bottom tray 304 is S utmost point magnetic, and the Magnetic Phase of the magnetic of the material in the region that passage 303 lower surfaces and bottom tray 304 are overlapping and the material of bottom tray 304 is same, is S utmost point magnetic.
When support bar 302 passes through passage 303, the size of the repulsion that the sidewall of the passage 303 being subject to produces is identical.When support bar 302 occurs bending and deformation, when support bar 302 passes through passage 303, the repulsion that the sidewall of the passage 303 being subject to produces changes.As shown in Figure 9, support bar 302 knees are near the suffered repulsion F of sidewall one side of passage 303
aincrease, away from the suffered repulsion F of sidewall one side of passage 303
bdiminish, the repulsion being subject to due to support bar 302 changes, the transverse movement that support bar 302 is produced by a small margin, thus in the lifting process of support bar, constantly proofread and correct the position of support bar, avoided support bar and rising passway to produce friction.
The Magnetic Phase of the magnetic of the material production in the region that the lower surface of passage 303 and bottom tray 304 are overlapping and the material production of bottom tray 304 is same, and bottom tray 304 is subject to the repulsion F of the lower surface generation of passage 303
c, the lower surface of passage 303 is subject to the repulsion F that bottom tray 304 produces
d, due to repulsion F
cand F
dinteraction, avoided bottom tray 304 and the lower surface of passage 303 to produce friction.
Embodiment tri-
As shown in Figure 10, support bar 302 is " ten " word structure, and the magnetic of the material production of support bar 302 " ㄧ " part is contrary with the magnetic of the material production of support bar " " part.The Magnetic Phase of the magnetic of material production of support bar 302 " ㄧ " part and the material production of the sidewall of passage 303 is same, is N utmost point magnetic; The magnetic of the material production of support bar 302 " one " parts is S utmost point magnetic, the Magnetic Phase of the material production of the magnetic of material production in " one " partly overlapping region of the lower surface of passage 303 and support bar 302 and " one " of support bar 302 part is same, is S utmost point magnetic.
When support bar 302 " ㄧ " part is passed through passage 303, the size of the repulsion that the sidewall of the passage 303 being subject to produces is identical.When support bar 302 " ㄧ " part occurs bending and deformation, when support bar 302 " ㄧ " part is passed through passage 303, the repulsion that the sidewall of the passage 303 being subject to produces changes.As shown in figure 11, support bar 302 knees are near the suffered repulsion F of sidewall one side of passage 303
aincrease, away from the suffered repulsion F of sidewall one side of passage 303
bdiminish, the repulsion being subject to due to support bar 302 changes, the transverse movement that support bar 302 is produced by a small margin, thus in the lifting process of support bar, constantly proofread and correct the position of support bar, avoided support bar and rising passway to produce friction.
The Magnetic Phase of the material production of the magnetic of material production in " one " partly overlapping region of the lower surface of passage 303 and support bar 302 and " one " of support bar 302 part is same, and support bar 302 " one " parts are subject to the repulsion F of the lower surface generation of passage 303
e, the lower surface of passage 303 is subject to the repulsion F that support bar 302 " one " parts produce
g, due to repulsion F
eand F
ginteraction, avoided the bottom of support bar 302 " one " parts and passage 303 to produce friction.
In above-mentioned three embodiment, for making the sidewall of support bar and passage produce magnetic, can adopt following several mode:
The sidewall of mode one, support bar and passage adopts the magnetic material of tool, because magnetic material easily obtains, and conventionally has certain hardness, and plasticity is stronger, can be used as supporting mechanism.
Mode two, based on existing supporting mechanism, on the sidewall of support bar and passage, attach the magnetic material of one deck tool, adopt that cost is lower in this way.
The method of mode three, employing winding around on the sidewall of support bar and passage, the sidewall induction of energising back support rod and passage generates magnetic.Or adopt other way of electromagnetic induction, after energising, make support bar and rising passway produce magnetic.
For easy to make, adjacent wall that can two adjacency channels, and the bottom of the support platform between adjacent wall forms " U " type magnet, as shown in figure 12, by the left side wall of a passage 1201, right side wall 1202 with this passage adjacency channel, and common composition " U " the type magnet of the bottom 1203 of the support platform between these two adjacency channels, the left side wall 1201 of one of them passage, and with the Magnetic Phase of the material of the right side wall 1202 of this passage adjacency channel with, the magnetic of the bottom 1203 of the support platform between this this two adjacency channels is contrary with the magnetic of the material of the sidewall of these two passages.
Also the magnetic material of passage can be made to shape as shown in figure 13, the magnetic of the material production of the magnetic of material production of the right side wall 1301 of one of them passage and the lower surface 1302 of the right side wall of this passage forms instead " L " type magnet, the magnetic of the material production of the magnetic of material production of the left side wall 1303 of this passage and the lower surface 1304 of the left side wall of this passage forms " L " type magnet, wherein the Magnetic Phase of two of this passage sidewalls 1301 and 1303 material production with, the Magnetic Phase of the lower surface 1302 that two sidewalls of this passage are corresponding and 1304 material production with, and the length sum of the material of the lower surface that two sidewalls of this passage are corresponding is not more than the bottom surface length of the support platform between this passage and adjacency channel.
The N utmost point described in above-mentioned execution mode or the S utmost point are not intended to limit polarity and select, and the situation that the described N utmost point and the S utmost point exchange, can reach above-mentioned technique effect equally.
Obviously, those skilled in the art can carry out various changes and modification and not depart from spirit and scope of the present utility model the utility model.Like this, if within of the present utility model these are revised and modification belongs to the scope of the utility model claim and equivalent technologies thereof, the utility model is also intended to comprise these changes and modification interior.
Claims (8)
1. a supporting mechanism, is characterized in that, described supporting mechanism comprises:
Support platform and support bar; Wherein, in described support platform, be provided with passage; Described support bar is set to from described passage, to stretch out to support the thing to be supported in described support platform;
The part stretching in described passage of described channel side wall and described support bar has identical magnetic.
2. supporting mechanism as claimed in claim 1, is characterized in that, support platform described in described passage up/down perforation, and support bar stretches into described passage by described channel bottom.
3. supporting mechanism as claimed in claim 2, is characterized in that, described support bar is arranged in bottom tray, and the Lift Part in described bottom tray is controlled described support bar and stretched into or exit described passage.
4. the supporting mechanism as described in as arbitrary in claim 1～3, is characterized in that, described channel side wall is pasted with one deck magnetic material; Or
Described channel side wall is pasted with at least one magnet; Or
Described channel side wall and described channel bottom are pasted with one deck magnetic material; Or
Described channel side wall and described channel bottom are pasted with at least one magnet.
5. supporting mechanism as claimed in claim 4, is characterized in that, described channel side wall and described channel bottom are pasted with one deck magnetic material, or described channel side wall is pasted with at least two magnets that position is relative with described channel bottom,
The adjacent wall of two adjacency channels, and the bottom of the support platform between described adjacent wall forms " U " type magnet.
6. supporting mechanism as claimed in claim 4, is characterized in that, described channel side wall and described channel bottom are pasted with one deck magnetic material, or described channel side wall is pasted with at least two magnets that position is relative with described channel bottom,
The bottom of the support platform that a sidewall of a passage is corresponding with this sidewall forms " L " type magnet, or anti-" L " type magnet.
7. the supporting mechanism as described in as arbitrary in claim 1～3, is characterized in that, described support bar surface label is with one deck magnetic material; Or
Described support bar is that magnetic material is made; Or
Described support bar surface label is with at least one magnet; Or
At least one magnet is contained in described support bar inside.
8. supporting mechanism as claimed in claim 7, is characterized in that, described support bar is " ten " word structure, and the magnetic of wherein said support bar " ㄧ " part is contrary with the magnetic that described support bar " " part produces;
The Magnetic Phase of the magnetic in " one " partly overlapping region of described channel bottom and described support bar and " one " of described support bar part is same.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320624251.8U CN203523155U (en) | 2013-10-10 | 2013-10-10 | Supporting mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320624251.8U CN203523155U (en) | 2013-10-10 | 2013-10-10 | Supporting mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203523155U true CN203523155U (en) | 2014-04-02 |
Family
ID=50382018
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320624251.8U Expired - Fee Related CN203523155U (en) | 2013-10-10 | 2013-10-10 | Supporting mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203523155U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105858051A (en) * | 2016-04-22 | 2016-08-17 | 深圳市华星光电技术有限公司 | Stopping device used in LCD (Liquid Crystal Display) panel conveying system |
| CN108644292A (en) * | 2018-05-29 | 2018-10-12 | 北京汽车股份有限公司 | Vibration damper complement and vehicle with it |
| CN112133203A (en) * | 2020-10-16 | 2020-12-25 | 昆山国显光电有限公司 | Supporting device and display device |
-
2013
- 2013-10-10 CN CN201320624251.8U patent/CN203523155U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105858051A (en) * | 2016-04-22 | 2016-08-17 | 深圳市华星光电技术有限公司 | Stopping device used in LCD (Liquid Crystal Display) panel conveying system |
| CN108644292A (en) * | 2018-05-29 | 2018-10-12 | 北京汽车股份有限公司 | Vibration damper complement and vehicle with it |
| CN112133203A (en) * | 2020-10-16 | 2020-12-25 | 昆山国显光电有限公司 | Supporting device and display device |
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Granted publication date: 20140402 |
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| CF01 | Termination of patent right due to non-payment of annual fee |