CN203159439U - Planar vacuum glass manufactured through metal solder welding via microwave and edge sealing by strip frames - Google Patents
Planar vacuum glass manufactured through metal solder welding via microwave and edge sealing by strip frames Download PDFInfo
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- CN203159439U CN203159439U CN2012205692414U CN201220569241U CN203159439U CN 203159439 U CN203159439 U CN 203159439U CN 2012205692414 U CN2012205692414 U CN 2012205692414U CN 201220569241 U CN201220569241 U CN 201220569241U CN 203159439 U CN203159439 U CN 203159439U
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- sealing bar
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P40/00—Technologies relating to the processing of minerals
- Y02P40/50—Glass production, e.g. reusing waste heat during processing or shaping
- Y02P40/57—Improving the yield, e-g- reduction of reject rates
Abstract
Planar vacuum glass manufactured through metal solder welding via microwave and edge sealing by strip frames is characterized by comprising upper glass and lower glass which are planar glass; edge sealing strip frames are mounted on the periphery of the welding surface of the upper glass and the lower glass, the peripheries of the upper glass and the lower glass are welded together by low-temperature solder via microwave, and the low-temperature solder is low-melting-point metal or alloy solder; and a transition layer is formed between the low-temperature solder and the glass, a closed vacuum layer is formed between the upper glass and the lower glass, and a support is accommodated in the vacuum layer. Through the mutual engagement between upper and lower edge sealing strip frames, the sealing effect of the vacuum glass is guaranteed. The vacuum glass has the advantages of simple manufacturing process, low cost, high production efficiency, reliable sealing and good sealing effect.
Description
Technical field
The utility model relates to the processing and manufacturing of glass, especially makes a kind of vacuum glass.
Background technology
Vacuum glass is best energy-saving glass product, can be widely used in industrial or agricultural fields such as building window, glass curtain wall, refrigerator and refrigerator and the resident's daily living article, is good heat insulation, sound insulation and finishing material.In the making processes of vacuum glass, the structure of edge sealing-in and technology be guarantee that circumference of vacuum glass is indeformable, do not produce the stress that exceeds standard, air tight and keep the gordian technique of toughened glass characteristic.The main weak point of existing vacuum glass is: the one, and structure and complex process are not suitable for mechanize, automatization and mass production; The 2nd, the difficulty of bleeding in the edge sealing process, need be not suitable for directly bleeding from the limit portion of glass at the bleeding point that arranges on glass; The 3rd, easily run off the reliability of influence sealing after the solder high temperature melting; The 4th, toughened glass unfairness sealing difficulty.
Summary of the invention
In order to solve the problems of the technologies described above, the utility model provides a kind of vacuum glass, it comprises upper glass, lower-glass, described upper glass and described lower-glass are flat glasss, described upper glass and described lower-glass are simple glass or coated glass, the periphery of the face of weld of described upper glass and described lower-glass has edge sealing bar frame, the periphery of described upper glass and described lower-glass utilizes microwave to weld together by solder, described solder is low melting point metal or solder, there are transition layer or described solder to contain the welding auxiliary material between described solder and the described glass, form the vacuum layer of a sealing between described upper glass and the described lower-glass, in the described vacuum layer upholder is arranged, above support has one deck or two-layer.
Wherein, described vacuum glass can also comprise an intermediate glass, and described intermediate glass is clipped between described upper glass and the described lower-glass, and described upper glass and described lower-glass form the vacuum layer of two sealings respectively with described intermediate glass.
Wherein, above support is made by low temperature glass, metal, pottery, glass or plastics, preferred printing cryogenic glass powder or the low temperature glass solder of adopting prepares, and the temperature of fusion of described cryogenic glass powder is 550～750 ℃, and the temperature of fusion of described low temperature glass solder is 350～550 ℃.
Wherein, above support be printed on one on glass, or be printed on two on glass, conventional vacuum glass preferably be printed on one on glass, toughened vacuum glass preferably be printed on two on glass.
Wherein, above support is column, or is strip; When upholder is printed on one when on glass, be preferably cylindric; When upholder is printed on two when on glass simultaneously, be preferably strip, and vertical pile.
Wherein, described mode of printing comprises modes such as mould printing, silk screen printing and printer printing; Described mode of printing comprises hardboard (net) printing and soft board (net) printing, and described hardboard (net) mainly is plate, the net that metallic substance is made, and described soft board (net) mainly is plate, the net that organic materials is made.
Wherein, when above support is printed before glass tempering or before the curing of edge sealing bar frame, preferably adopt soft board (net) to print; When above support is printed behind glass tempering or after the curing of edge sealing bar frame, preferably adopt hardboard (net) to print, hardboard (net) printing can make the top of upholder be on the plane, is out of shape the influence that brings the glass planeness with the elimination glass tempering; When above support was printed before glass tempering or before the curing of edge sealing bar frame, preferred cryogenic glass powder was made; When upholder was printed behind glass tempering or after the curing of edge sealing bar frame, preferred low temperature glass solder was made.
Wherein, when above support is printed before glass tempering or before the curing of edge sealing bar frame, preferably carrying out mechanical workout behind the tempering or after the curing of edge sealing bar frame, as turning, grinding, polishing or laser sculpture etc., make the top of upholder be on the plane or make its shape size uniform, bring influence to glass planeness or shape to eliminate the glass tempering distortion.
Wherein, the periphery of described upper glass face of weld has an edge sealing bar frame at least, and the periphery of described lower-glass face of weld has two edge sealing bar frames at least.
Wherein, described edge sealing bar frame is made by modes such as printing or sprayings, the preferred silk screen printing cryogenic glass powder that adopts is made, it is 550～750 ℃ glass glaze that described cryogenic glass powder is preferably commercially available melt temperature, can contain metal-powder in the described cryogenic glass powder, with the welding property of reinforcement with scolder; When described edge sealing bar frame prepares, can be once to finish, also can be repeatedly to finish.
Wherein, described mode of printing is to adopt silk screen printing or methods such as mould printing or printer, and cryogenic glass powder is imprinted on the fin that formation on glass is raised in glass surface.
Wherein, can leave several aspirating holes on the described edge sealing bar frame, namely perpendicular to edge sealing bar frame and along the equally distributed groove of edge sealing bar frame or slit, quantity is determined by the girth of upper and lower glass, about 50～the 500mm of spacing is advisable, and can seal described aspirating hole after described solder fusing; Also can not stay aspirating hole, the formed space, rough surface of the solder that utilization applies or the hole of Powdered solder can shorten the time that vacuumizes as the passage that vacuumizes but leave aspirating hole.
Wherein, the edge sealing bar frame of described lower-glass is Duoed one than the edge sealing bar frame of described upper glass, be that described upper glass contains an edge sealing bar frame at least, described lower-glass contains two edge sealing bar frames at least, the edge sealing bar frame of described upper glass is inserted in the edge sealing bar frame of described lower-glass, the edge sealing bar frame of described upper and lower glass is entrenched togather mutually, and vacuum layer is carried out labyrinth seal; Described edge sealing bar frame when the upper surface of the intermediate glass of the vacuum glass with two vacuum layer, identical with described lower-glass, when the lower surface of described intermediate glass, identical with described upper glass.
Wherein, described solder is low melting point metal or solder, there are transition layer or described solder to contain the welding auxiliary material between described solder and the described glass, the preferred tin of described low melting point metal or solder or tin alloy, zinc or zinc alloy, magnesium or magnesium alloy, its shape or form are paste, Powdered, thread or paper tinsel shape.
Wherein, the melt temperature scope of described low melting point metal or solder is 150～550 ℃, is preferably 280～380 ℃.
Wherein, described solder contains the welding auxiliary material, as low temperature glass solder, low melting point is inorganic or organic materials etc.
Wherein, between described solder and glass or the edge sealing bar frame transition layer is arranged, described transition layer has one deck, two-layer or multilayer, described transition layer mainly is made up of glass powder, metal powder or other additive such as binding agent etc., as commercially available silver slurry etc., described transition layer can also form gradient material by the mode of repeatedly printing or spraying, is that main to change metallographic phase gradually into be main by glassy phase, guarantees adhesiveproperties and sealing property between metal and the glass.
Wherein, described transition layer is made by printing or mode such as spraying, can print or spray once, twice or repeatedly, can be before glass tempering or edge sealing bar frame carry out, also can carry out behind the glass tempering or after the curing of edge sealing bar frame before solidifying; Described transition layer contain high-melting point metal powder such as aluminium powder appropriate to the occasion before glass tempering or edge sealing bar frame make before solidifying, described transition layer contain low-melting metal powder such as glass putty appropriate to the occasion behind the glass tempering or edge sealing bar frame making after solidifying; When described transition layer prepares before tempering or before the curing of edge sealing bar frame, contained glass powder preferred molten temperature is 550～750 ℃ commercially available glass powder with low melting point, when described transition layer prepared behind tempering or after the curing of edge sealing bar frame, contained glass powder preferred molten temperature was 350～550 ℃ commercially available low temperature glass solder.
Wherein, described upper glass, the material of lower-glass and intermediate glass is simple glass, or toughened glass, or half tempered glass, or low emissivity glass, or chilled glass (comprising physical strengthening and chemical enhanced), or heat-reflecting glass, or wire glass, or rolled glass, or hot melt glass, or the combination of above any two or three kinds of glass, more preferably tempering or half tempered glass, chilled glass and low emissivity glass further are preferably the combination of tempering or half tempered glass and low radiation tempering or half tempered glass, the combination of tempering or half tempered glass and low radiation chilled glass, the combination of tempering or half tempered glass and low emissivity glass.
Wherein, described coated glass comprises low emissivity glass and heat-reflecting glass etc., and described coated glass has good wave-sucking performance, can directly utilize microwave to carry out heat temperature raising.
Wherein, described microwave oven is vacuum glass of a sealing-in at every turn, also can sealing-in polylith vacuum glass, namely realize the mass production of vacuum glass.
Wherein, described microwave oven is industrial microwave oven, has vacuum system; When containing coated glass such as low emissivity glass or heat-reflecting glass when described vacuum glass, can rely on this feature of ability of the good absorption microwave that coated glass and solder have, directly utilize microwave heating to heat up; When not containing coated glasses such as low emissivity glass or heat-reflecting glass when described vacuum glass, microwave oven can install auxiliary heating system additional; Auxiliary heating system can adopt the mode of resistive heating such as nichrome wire, electrothermal tube, hot plate etc., or adopts the mode of circulating air heating; When auxiliary heating system was heated to a basal temperature as 200～320 ℃ with the burner hearth of microwave oven, recycling microwave heating was carried out local heating to solder, reaches the purpose that at short notice solder is heated to fusion; When containing coated glasses such as low emissivity glass or heat-reflecting glass when described vacuum glass, described microwave oven adopts the first boosting mode of microwave heating again, also can further reduce the temperature difference and further rate of heating, the improve production efficiency and product quality of improving that glass bears.
The beneficial effects of the utility model are:
The vacuum glass that the utility model provides is on it, the periphery of lower-glass contains edge sealing bar frame, make that the edge sealing of vacuum glass is easier, the mutual chimeric sealing effectiveness of glass under the distortion situation that guaranteed of last lower sealing edge bar frame, have the bonding strength higher than solder between edge sealing bar frame and the last lower-glass, sealing surface area and airtight layer thickness between the last lower-glass have been increased, solved the uneven problem of sealing at existing vacuum glass edge, sticking power and the adhesion strength of sealing-in have been strengthened greatly, on having increased, the tightness of vacuum layer between the lower-glass, improved the life-span of vacuum glass, and can save and make and the great bleeding point of sealing difficulty, realized that the single stage method mass prepares vacuum glass and toughened vacuum glass.
Adopt edge sealing bar frame, can be easy to utilize low melting point metal or alloy to realize the solder bonding metal of vacuum glass, because the selectable scope of brazing temperature is very big, so not only can whole heating glass, reduce the cost of process furnace and simplify production technique, and can reduce the edge sealing temperature significantly, shorten heat-up time, thereby reduce production costs, enhance productivity, the more important thing is to guarantee tempering or the half tempered glass phenomenon of in heat-processed, can not annealing, produce tempering or half tempered vacuum glass.
The advantage of microwave heating is that rate of heating is fast, cooling rate is fast, be conventional several times or tens times of heating, can selectivity and even heating solder of inside and outside while, the sintering temperature that solder and glassy phase weight/power ratio are minimum, microwave heating can reduce solder again, so energy consumption is low, thus microwave heating have energy-conservation, save time, high-quality, advantage efficiently; Microwave heating can promote the diffusion of molecule, so microwave heating can reduce sintering temperature or welding temperature, more is conducive to the welding of tempering or half tempered glass; Microwave heating can make the temperature of bulk glass be lower than the temperature of solder, can effectively prevent the annealing of toughened glass in the edge sealing process, so can direct production tempering or half tempered vacuum glass; In addition, microwave heating can also promote polar gas molecule such as the H that glass surface is adsorbed
2O, CO
2With the desorb of CO etc., thus the work-ing life of further improving the vacuum tightness of vacuum glass and performance, prolongation vacuum glass.
Description of drawings
Fig. 1 is vacuum glass structural representation of the present utility model;
Fig. 2 is strengthened vacuum glass structural representation of the present utility model;
Fig. 3 is the toughened vacuum glass structural representation with two-layer upholder of the present utility model;
Among the figure: 1. upper glass, 2. lower-glass, 3. solder, 4. edge sealing bar frame, 5. upholder.
Embodiment
Below adopt embodiment and accompanying drawing to describe embodiment of the present utility model in detail, how the utilisation technology means solve technical problem to the utility model whereby, and the implementation procedure of reaching technique effect can fully understand and implements according to this.
Embodiment 1: referring to Fig. 1, vacuum glass is made up of two blocks of glass up and down, two blocks of glass all are common float glasses, its making method is as follows: at first according to the shape of made vacuum glass and two blocks of sheet glass of size cutting desired size, carry out edging, chamfering, clean, after the drying, at upper glass, utilize printing technology that cryogenic glass powder cream is printed to edge sealing bar frame on the lower-glass, wherein upper glass has two edge sealing bar frames, lower-glass has three edge sealing bar frames, the size of upper glass edge sealing bar frame is between lower-glass edge sealing bar frame, after last lower-glass closes sheet, the edge sealing bar frame of upper glass can be embedded between the edge sealing bar frame of lower-glass, and the width of each edge sealing bar frame is 1.2mm, highly be 0.4mm; Secondly two blocks of glass are sent into High Temperature Furnaces Heating Apparatus respectively, at the high temperature action lower seal edge strip frame of 550～650 ℃ of High Temperature Furnaces Heating Apparatuss and glass sintering together, be down to room temperature immediately, obtain having the upper and lower glass of edge sealing bar frame; Adopt low temperature glass solder to print upholder at upper glass, upholder is that minimum unit is that the dot matrix of equilateral triangle is arranged, and the leg-of-mutton length of side is 40mm, and upholder is cylindric, and its diameter is 0.6mm, highly is 0.5mm; And print in the position of edge sealing bar frame or slurry that spraying is made up of low temperature glass solder, zinc powder and binding agent etc. as transition layer; Fill the brazing metal zinc powder or spread the zinc paper tinsel or the zinc silk between three edge sealing bar frames with lower-glass again, two glass consistencies from top to bottom are stacked together, and leave bleed-off passage, send in the microwave oven, microwave oven has the circulating air auxiliary heating system; Vacuumize at last and heating operation, utilize auxiliary heating system that the temperature of microwave oven burner hearth is risen to 330 ℃ earlier, be evacuated to below the 0.1Pa again, open again microwave heating system with edge sealing bar frame place local heating to more than the melting temperature of metallic zinc as 430 ℃, the metallic zinc fusing, the edge sealing bar frame of upper glass is embedding under the effect of gravity between the edge sealing bar frame of lower-glass, melt metal zinc with two glass cementations together, the softening or fusion of upholder simultaneously and glass cementation is together up and down; Stop heating, with stove cooling, brazing metal zinc hermetic welds together two blocks of glass, upholder is also opened fire door and is obtained required vacuum glass together with vitrification up and down.
Embodiment 2: referring to Fig. 2, one is low emissivity glass in two blocks of glass of vacuum glass, another piece is toughened glass or half tempered glass, its making method is as follows: at first according to the shape of made vacuum glass and one flat plate glass and low emissivity glass of size cutting desired size, carry out edging, chamfering, membrane removal, clean, after the drying, two printing technologies of utilizing on glass cryogenic glass powder cream is printed to edge sealing bar frame, wherein upper glass has an edge sealing bar frame, lower-glass has two edge sealing bar frames, the size of upper glass edge sealing bar frame is between two edge sealing bars of lower-glass frame, after last lower-glass closes sheet, the edge sealing bar frame of upper glass can be embedded between two edge sealing bar frames of lower-glass, and the width of each edge sealing bar frame is 1.8mm, highly be 0.25mm; Last lower-glass is printed earlier in the position of edge sealing bar frame or the commercially available silver slurry of one deck is printed or sprayed to slurry that spraying one deck contains cryogenic glass powder again as transition layer after drying; Secondly upper glass is sent in the High Temperature Furnaces Heating Apparatus, at the high temperature action lower seal edge strip frame of 550～650 ℃ of High Temperature Furnaces Heating Apparatuss and glass sintering together, be down to room temperature immediately or be chilled to room temperature and make its reinforcement, obtain having the upper glass of edge sealing bar frame; Lower-glass is sent in the annealing furnace, at the high temperature action lower seal edge strip frame of 650～750 ℃ of annealing furnaces and glass sintering together, carried out air-cooled tempering immediately, obtain tempering or half tempered glass; Adopt low temperature glass solder to utilize the woven wire of tensioning or expanded metal lath to print upholder at lower-glass, make the top of upholder in one plane, to eliminate the glass tempering distortion to the influence of planeness, upholder is that minimum unit is the dot matrix arrangement of equilateral triangle, the leg-of-mutton length of side is 50mm, upholder is cylindric, and its diameter is that 0.5mm, center line average are 0.3mm; The fusing point of packing between two edge sealing bar frames with lower-glass again is 380 ℃ zinc alloy, zinc alloy be shaped as powder, cream, paper tinsel or silk, and two glass consistencies from top to bottom are stacked together, reserve bleed-off passage, send in the microwave oven, microwave oven has auxiliary heating system, and auxiliary heating system adopts far infra-red heater; Vacuumize at last and heating operation, after utilizing the auxiliary heating system far infra-red heater that the basal temperature of burner hearth is risen to 300 ℃ earlier, be evacuated to below the 0.1Pa again, recycling microwave heating is with more than the temperature local heating to 380 at edge sealing bar frame place ℃, reach the melt temperature of zinc alloy, zinc alloy is fused into liquid, the edge sealing bar frame of upper glass is embedding under the effect of gravity between two edge sealing bar frames of lower-glass, the zinc alloy scolder of fusion with two glass cementations together, the softening or fusion of upholder simultaneously and glass cementation is together up and down; Stop heating, with stove cooling, the zinc alloy scolder hermetic welds together two blocks of glass, upholder also is integral with glass sintering up and down, opens fire door and obtains required vacuum glass.
Embodiment 3: referring to Fig. 3, two blocks of glass of vacuum glass are toughened glass or half tempered glass, wherein one still is low emissivity glass, its making method is as follows: at first according to the shape of made vacuum glass and one flat plate glass and low emissivity glass of size cutting desired size, carry out edging, chamfering, membrane removal, clean, after the drying, at two nylon mesh that utilize on glass cryogenic glass powder cream is printed to edge sealing bar frame and upholder, wherein upper glass has an edge sealing bar frame, lower-glass has two edge sealing bar frames, the size of upper glass edge sealing bar frame is between two edge sealing bars of lower-glass frame, after last lower-glass closes sheet, the edge sealing bar frame of upper glass can be embedded between two edge sealing bar frames of lower-glass, and the width of each edge sealing bar frame is 2.0mm, highly be 0.8mm; Upholder is that minimum unit is the dot matrix arrangement of equilateral triangle, the leg-of-mutton length of side is 100mm, and upholder is strip, its length be 2mm, width be 0.3mm, highly for 0.4mm, the upholder of last lower-glass is orthogonal, and last lower-glass closes behind the sheet that upholder is overlapping to be crosswise shape; Secondly two blocks of glass are sent into annealing furnace respectively, soften with glass at the high temperature action lower seal edge strip frame of annealing furnace and upholder and be bonded together, carry out air-cooled tempering immediately, obtain having tempering or the half tempered glass of edge sealing bar frame and upholder; For eliminating the difference of altitude that causes because of glass tempering, edge sealing bar frame and upholder are carried out mechanical workout, make the center line average of edge sealing bar frame reduce to 0.2～0.3mm, the center line average of upholder is reduced to 0.1～0.2mm, makes the top of edge sealing bar frame and upholder separately in one plane; Fill the brazing metal glass putty or tinfoil paper or the tin silk that are mixed with the welding auxiliary material again between two edge sealing bar frames with lower-glass, welding auxiliary material such as low temperature glass solder help the welding between metallic tin and the glass, and two glass consistencies from top to bottom are stacked together and leave certain space of bleeding, send in the microwave oven; Vacuumize at last and heating operation, be evacuated to below the 0.1Pa, the melting temperature that is warming up to metallic tin is above as 300 ℃, metallic tin will melt, the edge sealing bar frame of upper glass is embedding under the effect of gravity between the edge sealing bar frame of lower-glass, melt metal tin with two glass cementations together, the upholder of last lower-glass is in contact with one another, overlappingly be crosswise shape; Stop heating, lower the temperature with stove, brazing metal tin hermetic welds together two blocks of glass, opens fire door and obtains required vacuum glass.
Claims (8)
1. vacuum glass, it is characterized in that comprising upper glass, lower-glass, described upper glass and described lower-glass are flat glasss, described upper glass and described lower-glass are simple glass or coated glass, the periphery of the face of weld of described upper glass and described lower-glass has edge sealing bar frame, the periphery of described upper glass and described lower-glass utilizes microwave to weld together by solder, described solder is low melting point metal or solder, between described solder and the described glass transition layer is arranged, form the vacuum layer of a sealing between described upper glass and the described lower-glass, in the described vacuum layer upholder is arranged, above support has one deck or two-layer.
2. vacuum glass according to claim 1, it is characterized in that described vacuum glass also comprises an intermediate glass, described intermediate glass is clipped between described upper glass and the described lower-glass, and described upper glass and described lower-glass form the vacuum layer of two sealings respectively with described intermediate glass.
3. vacuum glass according to claim 1 and 2 is characterized in that described upper glass and described lower-glass have at least one to be tempering or half tempered glass.
4. vacuum glass according to claim 3 is characterized in that above support makes before glass tempering or behind the glass tempering.
5. vacuum glass according to claim 1 is characterized in that described edge sealing bar frame or upholder carry out mechanical workout after curing.
6. vacuum glass according to claim 1 is characterized in that the periphery of described upper glass face of weld has an edge sealing bar frame at least, and the periphery of described lower-glass face of weld has two edge sealing bar frames at least.
7. vacuum glass according to claim 1 is characterized in that above support uses soft net or hard net to make.
8. vacuum glass according to claim 1 is characterized in that described transition layer has one deck, two-layer or multilayer.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2012205692414U CN203159439U (en) | 2012-10-09 | 2012-10-09 | Planar vacuum glass manufactured through metal solder welding via microwave and edge sealing by strip frames |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012205692414U CN203159439U (en) | 2012-10-09 | 2012-10-09 | Planar vacuum glass manufactured through metal solder welding via microwave and edge sealing by strip frames |
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| CN203159439U true CN203159439U (en) | 2013-08-28 |
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| CN2012205692414U Expired - Fee Related CN203159439U (en) | 2012-10-09 | 2012-10-09 | Planar vacuum glass manufactured through metal solder welding via microwave and edge sealing by strip frames |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018006493A1 (en) * | 2016-07-05 | 2018-01-11 | 洛阳兰迪玻璃机器股份有限公司 | Tempered vacuum glass |
-
2012
- 2012-10-09 CN CN2012205692414U patent/CN203159439U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018006493A1 (en) * | 2016-07-05 | 2018-01-11 | 洛阳兰迪玻璃机器股份有限公司 | Tempered vacuum glass |
| JP2019527661A (en) * | 2016-07-05 | 2019-10-03 | ルオヤン ランドグラス テクノロジー カンパニー リミテッド | Tempered vacuum glass |
| RU2731550C1 (en) * | 2016-07-05 | 2020-09-04 | Лоян Лендгласс Текнолоджи Ко., Лтд. | Tempered vacuum glass |
| US10828730B2 (en) | 2016-07-05 | 2020-11-10 | Luoyang Landglass Technology Co., Ltd. | Tempered vacuum glass |
| AU2016413863B2 (en) * | 2016-07-05 | 2020-12-10 | Luoyang Landglass Technology Co., Ltd. | Tempered vacuum glass |
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