CN204460803U - Solar water heater and solar water heater thawing apparatus in winter - Google Patents
Solar water heater and solar water heater thawing apparatus in winter Download PDFInfo
- Publication number
- CN204460803U CN204460803U CN201520083923.8U CN201520083923U CN204460803U CN 204460803 U CN204460803 U CN 204460803U CN 201520083923 U CN201520083923 U CN 201520083923U CN 204460803 U CN204460803 U CN 204460803U
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- China
- Prior art keywords
- pipe
- storage box
- lower conduit
- water storage
- mixing duct
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- Expired - Fee Related
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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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/40—Solar thermal energy, e.g. solar towers
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- Heat-Pump Type And Storage Water Heaters (AREA)
Abstract
A kind of solar water heater thawing apparatus in winter, comprise the first pipeline, second pipe, upper and lower conduit, mixing duct, first pipeline, second pipe and upper and lower conduit are fixed together, first pipeline, one end of second pipe and upper and lower conduit is used for through being positioned at the reduced pressure air layer of water storage box after the upper drainage hole of water storage box, first pipeline, the other end of second pipe and upper and lower conduit is connected with mixing duct, dividing plate is set in mixing duct so that mixing duct is divided into return flow line, busway, second pipe and upper and lower conduit offer hot water ostium, the electromagnetic valve be electrically connected with control device is provided with in each hot water ostium, with opening and closing by control device Controlling solenoid valve door, hot water in heat storage tank is started or stops flowing in second pipe and upper and lower conduit.Basis is practical newly also provides a kind of solar water heater.
Description
Technical field
The utility model relates to solar water heating equipment technical field, particularly a kind of solar water heater and solar water heater thawing apparatus in winter.
Background technology
Solar water heater is exactly that vacuum tube and stainless steel water tank, support form, it is the large industry of one in solar energy application of result, it provides the New-type water heater product of environmental protection, energy-saving safe, health for the common people, solar water heater is exactly the radiant heat energy absorbing solar energy, and heating cold water is supplied to the energy-saving equipment that people use in life, production.
Common solar water heater is fixed on the roof of common buildings by certain angle, therefore, the part pipeline being exposed to outdoor winter very easily produces and freezes, more serious, water pipe can therefore bursting by freezing, waste a large amount of water source, prevent pipeline from freezing, make the normal water outlet of water heater, generally take to pipeline parcel heat-insulation layer or add electric heater unit, but former approach can not effectively prevent pipeline from not freezing, and the latter expends power supply, not energy-conservation.
Summary of the invention
In view of this, be necessary that providing a kind of effectively can prevent the outer solar water heater being exposed at outdoor channel interior and freezing.
There is a need to provide a kind of solar water heater thawing apparatus in winter.
A kind of solar water heater, this solar water heater comprises water storage box, heat collector, fixed support, upper and lower conduit, solar water heater thawing apparatus in winter and for control device disposed in the interior, water storage box, heat collector is arranged on fixed support, water storage box comprises shell, inner bag and the heat-insulation layer be arranged between shell and inner bag, be communicated with the inner bag of water storage box after the vacuum tube plug jack of one end insertion water storage box of heat collector, to realize the circulation of cold water in water storage box and hot water, upper and lower conduit is communicated with water storage box, with by the delivery in water storage box to indoor and the cold water in running water pipe is transported in water storage box, water storage box is also provided with drainage hole, spout hole, and spout hole is near the top of water storage box, and upper drainage hole is positioned at the bottom of water storage box, solar water heater thawing apparatus in winter comprises the first pipeline, second pipe, mixing duct, first pipeline, one end of second pipe and upper and lower conduit is through being positioned at the reduced pressure air layer of water storage box after the upper drainage hole of water storage box, first pipeline, the other end of second pipe and upper and lower conduit is connected with mixing duct, dividing plate is set in mixing duct so that mixing duct is divided into return flow line, busway, being communicated with the end away from water storage box of busway away from the end of water storage box of return flow line, the other end of the first pipeline is communicated with the return flow line of mixing duct, the other end of second pipe and upper and lower conduit is communicated with the busway of mixing duct, the discharge outlet of mixing duct is near the end away from water storage box of busway, the discharge outlet of mixing duct is connected with running water pipe and hot water tap by three-way pipe, the tube head of three-way pipe is provided with valve, to control opening and closing of the tube head of three-way pipe, second pipe and upper and lower conduit offer hot water ostium, hot water ostium on second pipe and upper and lower conduit is less than the distance of spout hole to the bottom of water storage box to the distance of the bottom of water storage box, the electromagnetic valve be electrically connected with control device is provided with in each hot water ostium, with opening and closing by control device Controlling solenoid valve door, the hot water in heat storage tank is started or stops flowing in second pipe and upper and lower conduit.
Preferably, this solar water heater thawing apparatus in winter also comprises warning device disposed in the interior, liquid level inductor, liquid level inductor is arranged in mixing duct, and be arranged in busway and the other end of close upper and lower conduit, warning device and liquid level inductor are electrically connected, and receive liquid level inductor because of sense liquid level arrive mixing duct produce detection signal time, send alarm sound complete with the hot water stream in reminding user upper and lower conduit, need to close the valve between three-way pipe and hot water tap.
Preferably, this solar water heater thawing apparatus in winter also comprises electric heater unit, and the fire end of electric heater unit is arranged in second pipe, and the circuit end of electric heater unit and control device are electrically connected, to control electric heater unit work by control device.
A kind of solar water heater thawing apparatus in winter, comprise the first pipeline, second pipe, upper and lower conduit, mixing duct, first pipeline, second pipe and upper and lower conduit are fixed together, and the first pipeline, the axis of second pipe and upper and lower conduit is parallel to each other, first pipeline, one end of second pipe and upper and lower conduit is used for through being positioned at the reduced pressure air layer of water storage box after the upper drainage hole of water storage box, first pipeline, the other end of second pipe and upper and lower conduit is connected with mixing duct, dividing plate is set in mixing duct so that mixing duct is divided into return flow line, busway, being communicated with the end away from water storage box of busway away from the end of water storage box of return flow line, the other end of the first pipeline is communicated with the return flow line of mixing duct, the other end of second pipe and upper and lower conduit is communicated with the busway of mixing duct, the discharge outlet of mixing duct is near the end away from water storage box of busway, the discharge outlet of mixing duct is connected with running water pipe and hot water tap by three-way pipe, the tube head of three-way pipe is provided with valve, to control opening and closing of the tube head of three-way pipe, second pipe and upper and lower conduit offer hot water ostium, hot water ostium on second pipe and upper and lower conduit is less than the distance of spout hole to the bottom of water storage box to the distance of the bottom of water storage box, the electromagnetic valve be electrically connected with control device is provided with in each hot water ostium, with opening and closing by control device Controlling solenoid valve door, the hot water in heat storage tank is started or stops flowing in second pipe and upper and lower conduit.
Preferably, this solar water heater thawing apparatus in winter also comprises warning device disposed in the interior, liquid level inductor, liquid level inductor is arranged in mixing duct, and be arranged in busway and the other end of close upper and lower conduit, warning device and liquid level inductor are electrically connected, and receive liquid level inductor because of sense liquid level arrive mixing duct produce detection signal time, send alarm sound complete with the hot water stream in reminding user upper and lower conduit, need to close the valve between three-way pipe and hot water tap.
Preferably, this solar water heater thawing apparatus in winter also comprises electric heater unit, and the fire end of electric heater unit is arranged in second pipe, and the circuit end of electric heater unit and control device are electrically connected, to control electric heater unit work by control device.
In above-mentioned solar water heater and solar water heater thawing apparatus in winter, first pipeline, one end of second pipe and upper and lower conduit is through being positioned at the reduced pressure air layer of water storage box after the upper drainage hole of water storage box, first pipeline, the other end of second pipe and upper and lower conduit is connected with mixing duct, being communicated with the end away from water storage box of busway away from the end of water storage box of the return flow line of mixing duct, the other end and the mixing duct of the first pipeline are divided into return flow line and are communicated with, the other end of second pipe and upper and lower conduit is communicated with the busway of mixing duct, the discharge outlet of mixing duct is positioned at the end away from water storage box of busway, the discharge outlet of mixing duct is connected with running water pipe and hot water tap by three-way pipe, the tube head of three-way pipe is provided with valve, to control opening and closing of the tube head of three-way pipe, second pipe and upper and lower conduit offer hot water ostium, hot water ostium on second pipe and upper and lower conduit is less than the distance of spout hole to the bottom of water storage box to the distance of the bottom of water storage box, the electromagnetic valve be electrically connected with control device is provided with in each hot water ostium, with opening and closing by control device Controlling solenoid valve door, hot water in heat storage tank is started or stops flowing in second pipe and upper and lower conduit, so under the connection effect of the first pipeline, after ensureing the electromagnetic valve in the hot water ostium of closing upper and lower conduit, ducted water all flows in mixing duct, to empty the outdoor water liquid easily occurred in frozen block section of tubing, and then prevent the outer channel interior being exposed at outdoor from freezing, if freeze because user's carelessness causes water liquid in the piping outside the house not emptying simultaneously, open the electromagnetic valve in second pipe, to utilize the hot water in water storage box, the piping outside the house is thawed.
Accompanying drawing explanation
Fig. 1 is the structural representation of the solar water heater of a better embodiment.
Fig. 2 is the cross-sectional view of water storage box and solar water heater thawing apparatus in winter in Fig. 1.
In figure: solar water heater 10, water storage box 20, shell 21, inner bag 22, heat-insulation layer 23, vacuum tube plug jack 24, upper drainage hole 25, spout hole 26, reduced pressure air layer 27, heat collector 30, fixed support 40, upper and lower conduit 50, hot water ostium 51, solar water heater thawing apparatus in winter 60, first pipeline 61, second pipe 62, hot water ostium 620, mixing duct 63, dividing plate 630, return flow line 631, busway 632, discharge outlet 633, warning device 64, liquid level inductor 65, electric heater unit 66, fire end 660, circuit end 661, control device 70, three-way pipe 80, valve 81, electromagnetic valve 82.
Detailed description of the invention
The solar water heater that the utility model provides and solar water heater thawing apparatus in winter utilize the principle of differential pressure of law of connected vessels and water, to retain after a procedure in pipeline or remaining water liquid is introduced and is arranged in indoor mixing duct, to empty the outdoor water liquid easily occurred in frozen block section of tubing, thus stop the frozen block phenomenon of yard piping.Below describe the structure of solar water heater in detail:
Referring to Fig. 1 and Fig. 2, solar water heater 10 comprises water storage box 20, heat collector 30, fixed support 40, upper and lower conduit 50, solar water heater thawing apparatus in winter 60 and for control device 70 disposed in the interior.Water storage box 20, heat collector 30 are arranged on fixed support 40, the heat-insulation layer 23 that water storage box 20 comprises shell 21, inner bag 22 and is arranged between shell 21 and inner bag 22, be communicated with the inner bag 22 of water storage box 20 after the vacuum tube plug jack 24 of one end insertion water storage box 20 of heat collector 30, to realize the circulation of cold water in water storage box 20 and hot water, heat collector 30 is vacuum heat collection pipe, upper and lower conduit 50 is communicated with water storage box 20, with by the delivery in water storage box 20 to indoor and the cold water in running water pipe is transported in water storage box 20; Water storage box 20 is also provided with drainage hole 25, spout hole 26, spout hole 26 is near the top of water storage box 20, and upper drainage hole 25 is positioned at the bottom of water storage box 20.
Solar water heater thawing apparatus in winter 60 comprises the first pipeline 61, second pipe 62, mixing duct 63, one end of first pipeline 61, second pipe 62 and upper and lower conduit 50 is through being positioned at the reduced pressure air layer 27 of water storage box 20 after the upper drainage hole 25 of water storage box 20, and reduced pressure air layer 27 refers to the space between spillwag chute in water storage box 20 and the top of water storage box 20.In other embodiments, be arranged in the first pipeline 61 of reduced pressure air layer 27, second pipe 62 and upper and lower conduit 50 can be communicated with.First pipeline 61, the other end of second pipe 62 and upper and lower conduit 50 is connected with mixing duct 63, dividing plate 630 is set in mixing duct 63 so that mixing duct 63 is divided into return flow line 631, busway 632, being communicated with the end away from water storage box 20 of busway 632 away from the end of water storage box 20 of return flow line 631, the other end of the first pipeline 61 is communicated with the return flow line 631 of mixing duct 63, the other end of second pipe 62 and upper and lower conduit 50 is communicated with the busway 632 of mixing duct 63, the discharge outlet 633 of mixing duct 63 is near the end away from water storage box 20 of busway 632, the discharge outlet 633 of mixing duct 63 is connected with running water pipe and hot water tap by three-way pipe 80, the tube head of three-way pipe 80 is provided with valve 81, to control opening and closing of the tube head of three-way pipe 80, second pipe 62 and upper and lower conduit 50 offer hot water ostium 620, hot water ostium 51, hot water ostium 620 on second pipe 62 and upper and lower conduit 50, hot water ostium 51 are less than the distance of spout hole 26 to the bottom of water storage box 20 to the distance of the bottom of water storage box 20, the electromagnetic valve 82 be electrically connected with control device 70 is provided with in each hot water ostium, with opening and closing by control device 70 Controlling solenoid valve door 82, the hot water in heat storage tank 20 is started or stops flowing in second pipe 62 and upper and lower conduit 50.Adopt waterproof and sealing material to realize shutoff between pipeline and hot water ostium 51.
Further, solar water heater thawing apparatus in winter 60 also comprises warning device 64 disposed in the interior, liquid level inductor 65, liquid level inductor 65 is arranged in mixing duct 63, and be arranged in busway 632 and the other end of close upper and lower conduit 50, warning device 64 and liquid level inductor 65 are electrically connected, and receive liquid level inductor 65 because of sense liquid level arrive mixing duct 63 produce detection signal time, send alarm sound with reminding user: the hot water stream in upper and lower conduit 59 is complete, need to close the valve 81 between three-way pipe 80 and hot water tap, such as, warning device 64 is buzzer.This solar water heater thawing apparatus in winter 60 also comprises electric heater unit 66, the fire end 660 of electric heater unit 66 is arranged in second pipe 62, circuit end 661 and the control device 70 of electric heater unit 66 are electrically connected, and work to control electric heater unit 66 by control device 70.
Wherein, conveniently existing solar water heater is transformed, above-mentioned solar water heater thawing apparatus in winter 60 can carry out producing and selling as single product, above-mentioned upper and lower conduit 50 as a component integration in solar water heater thawing apparatus in winter 60, solar water heater thawing apparatus in winter is improved integrated with this, that is, by the first pipeline 61, second pipe 62 and upper and lower conduit 59 are fixed together, and the first pipeline 61, the axis of second pipe 62 and upper and lower conduit 59 is parallel to each other, so can fast by the first pipeline 61, second pipe 62 and upper and lower conduit 59 being arranged in the upper drainage hole 25 of water storage box 20 as one.First pipeline 61, second pipe 62, upper and lower conduit 59 and mixing duct 63 adopt integrated mode to make, and so can ensure sealing when solar water heater thawing apparatus in winter 60 is installed on solar water heater.In addition, in other embodiments, mixing duct 63 can adopt three-way pipe of the prior art to replace, first pipeline 61 is connected with first mouth of pipe of three-way pipe, second pipe 62 and upper and lower conduit 59 are connected with second mouth of pipe of three-way pipe, and indoor running water pipe and hot water tap are connected with the 3rd mouth of pipe of three-way pipe.
Below introduce above-mentioned solar water heater 10 and use step:
When adding cold water injection: close hot water tap, open the electromagnetic valve 82 of upper and lower conduit 50, the valve 81 then between unlatching running water pipe and three-way pipe 80 to inject cold water in water storage box 20.
When non-freezing season hot water: open the electromagnetic valve 82 in upper and lower conduit 50 all the time, and the electromagnetic valve 82 of closing all the time in second pipe 62, so that the hot water in water storage box 20 is delivered to hot water tap and normal mode (with tap) hot water by upper and lower conduit 50, mixing duct 63, use for user.
When freezing season hot water: close the valve 81 between three-way pipe 80 and water supply pipe, open hot water tap, open the electromagnetic valve 82 on upper and lower conduit 50, so that the hot water in water storage box 20 is delivered to hot water tap by upper and lower conduit 50, mixing duct 63; After being finished hot water, close the electromagnetic valve 82 on upper and lower conduit 50, hot water tap is closed again when buzzer starts to point out, in upper and lower conduit 50 like this, remaining hot water can flow in mixing duct 63 within doors, ensure do not have water to remain in the piping outside the house, effectively prevent the outer channel interior being exposed at outdoor from freezing.
Improper in user operation, the outer channel interior being exposed at outdoor is caused to freeze, when icing pipeline is thawed: close the valve 81 between three-way pipe 80 and water supply pipe, open hot water tap, open the electromagnetic valve 82 opened in upper and lower conduit 50 simultaneously, open the electromagnetic valve 82 in second pipe 62, to utilize second pipe 62 by the delivery in water storage box 20 to mixing duct 63, due to second pipe 62 and upper and lower conduit 50 joint, in second pipe 62 like this, the heat of hot water passes to upper and lower conduit 50, to make to freeze thawing in upper and lower conduit 50; When upper and lower conduit 50 frozen block of outdoor is serious or when being badly in need of hot water, controlling electric heater unit 66 and start working, directly to melt freezing in upper and lower conduit 50 by control device 70.
Claims (6)
1. a solar water heater, this solar water heater comprises water storage box, heat collector, fixed support, upper and lower conduit, it is characterized in that: this solar water heater also comprises solar water heater thawing apparatus in winter and for control device disposed in the interior, water storage box, heat collector is arranged on fixed support, water storage box comprises shell, inner bag and the heat-insulation layer be arranged between shell and inner bag, be communicated with the inner bag of water storage box after the vacuum tube plug jack of one end insertion water storage box of heat collector, to realize the circulation of cold water in water storage box and hot water, upper and lower conduit is communicated with water storage box, with by the delivery in water storage box to indoor and the cold water in running water pipe is transported in water storage box, water storage box is also provided with drainage hole, spout hole, and spout hole is near the top of water storage box, and upper drainage hole is positioned at the bottom of water storage box, solar water heater thawing apparatus in winter comprises the first pipeline, second pipe, mixing duct, first pipeline, one end of second pipe and upper and lower conduit is through being positioned at the reduced pressure air layer of water storage box after the upper drainage hole of water storage box, first pipeline, the other end of second pipe and upper and lower conduit is connected with mixing duct, dividing plate is set in mixing duct so that mixing duct is divided into return flow line, busway, being communicated with the end away from water storage box of busway away from the end of water storage box of return flow line, the other end of the first pipeline is communicated with the return flow line of mixing duct, the other end of second pipe and upper and lower conduit is communicated with the busway of mixing duct, the discharge outlet of mixing duct is near the end away from water storage box of busway, the discharge outlet of mixing duct is connected with running water pipe and hot water tap by three-way pipe, the tube head of three-way pipe is provided with valve, to control opening and closing of the tube head of three-way pipe, second pipe and upper and lower conduit offer hot water ostium, hot water ostium on second pipe and upper and lower conduit is less than the distance of spout hole to the bottom of water storage box to the distance of the bottom of water storage box, the electromagnetic valve be electrically connected with control device is provided with in each hot water ostium, with opening and closing by control device Controlling solenoid valve door, the hot water in heat storage tank is started or stops flowing in second pipe and upper and lower conduit.
2. solar water heater according to claim 1, it is characterized in that: this solar water heater thawing apparatus in winter also comprises warning device disposed in the interior, liquid level inductor, liquid level inductor is arranged in mixing duct, and be arranged in busway and the other end of close upper and lower conduit, warning device and liquid level inductor are electrically connected, and receive liquid level inductor because of sense liquid level arrive mixing duct produce detection signal time, send alarm sound complete with the hot water stream in reminding user upper and lower conduit, need to close the valve between three-way pipe and hot water tap.
3. solar water heater according to claim 1, it is characterized in that: this solar water heater thawing apparatus in winter also comprises electric heater unit, the fire end of electric heater unit is arranged in second pipe, the circuit end of electric heater unit and control device are electrically connected, to control electric heater unit work by control device.
4. a solar water heater thawing apparatus in winter, it is characterized in that: comprise the first pipeline, second pipe, upper and lower conduit, mixing duct, first pipeline, second pipe and upper and lower conduit are fixed together, and the first pipeline, the axis of second pipe and upper and lower conduit is parallel to each other, first pipeline, one end of second pipe and upper and lower conduit is used for through being positioned at the reduced pressure air layer of water storage box after the upper drainage hole of water storage box, first pipeline, the other end of second pipe and upper and lower conduit is connected with mixing duct, dividing plate is set in mixing duct so that mixing duct is divided into return flow line, busway, being communicated with the end away from water storage box of busway away from the end of water storage box of return flow line, the other end of the first pipeline is communicated with the return flow line of mixing duct, the other end of second pipe and upper and lower conduit is communicated with the busway of mixing duct, the discharge outlet of mixing duct is near the end away from water storage box of busway, the discharge outlet of mixing duct is connected with running water pipe and hot water tap by three-way pipe, the tube head of three-way pipe is provided with valve, to control opening and closing of the tube head of three-way pipe, second pipe and upper and lower conduit offer hot water ostium, hot water ostium on second pipe and upper and lower conduit is less than the distance of spout hole to the bottom of water storage box to the distance of the bottom of water storage box, the electromagnetic valve be electrically connected with control device is provided with in each hot water ostium, with opening and closing by control device Controlling solenoid valve door, the hot water in heat storage tank is started or stops flowing in second pipe and upper and lower conduit.
5. solar water heater thawing apparatus in winter according to claim 4, it is characterized in that: this solar water heater thawing apparatus in winter also comprises warning device disposed in the interior, liquid level inductor, liquid level inductor is arranged in mixing duct, and be arranged in busway and the other end of close upper and lower conduit, warning device and liquid level inductor are electrically connected, and receive liquid level inductor because of sense liquid level arrive mixing duct produce detection signal time, send alarm sound complete with the hot water stream in reminding user upper and lower conduit, need to close the valve between three-way pipe and hot water tap.
6. solar water heater thawing apparatus in winter according to claim 4, it is characterized in that: this solar water heater thawing apparatus in winter also comprises electric heater unit, the fire end of electric heater unit is arranged in second pipe, the circuit end of electric heater unit and control device are electrically connected, to control electric heater unit work by control device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520083923.8U CN204460803U (en) | 2015-02-06 | 2015-02-06 | Solar water heater and solar water heater thawing apparatus in winter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520083923.8U CN204460803U (en) | 2015-02-06 | 2015-02-06 | Solar water heater and solar water heater thawing apparatus in winter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204460803U true CN204460803U (en) | 2015-07-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520083923.8U Expired - Fee Related CN204460803U (en) | 2015-02-06 | 2015-02-06 | Solar water heater and solar water heater thawing apparatus in winter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204460803U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105509350A (en) * | 2016-01-14 | 2016-04-20 | 王朴光 | Solar water heater and winter anti-freezing device thereof |
-
2015
- 2015-02-06 CN CN201520083923.8U patent/CN204460803U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105509350A (en) * | 2016-01-14 | 2016-04-20 | 王朴光 | Solar water heater and winter anti-freezing device thereof |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150708 Termination date: 20190206 |
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| CF01 | Termination of patent right due to non-payment of annual fee |