CN104235938A - Fireproof heating fan - Google Patents
Fireproof heating fan Download PDFInfo
- Publication number
- CN104235938A CN104235938A CN201410518769.2A CN201410518769A CN104235938A CN 104235938 A CN104235938 A CN 104235938A CN 201410518769 A CN201410518769 A CN 201410518769A CN 104235938 A CN104235938 A CN 104235938A
- Authority
- CN
- China
- Prior art keywords
- infrared
- switch
- transmitting device
- heat
- photoelectric
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000010438 heat treatment Methods 0.000 title claims abstract description 32
- 230000001681 protective effect Effects 0.000 claims abstract description 23
- 230000000087 stabilizing effect Effects 0.000 claims description 3
- 230000005693 optoelectronics Effects 0.000 abstract 5
- 238000001514 detection method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000035945 sensitivity Effects 0.000 description 2
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
- F24D13/00—Electric heating systems
- F24D13/02—Electric heating systems solely using resistance heating, e.g. underfloor heating
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
- F24D19/00—Details
- F24D19/10—Arrangement or mounting of control or safety devices
- F24D19/1096—Arrangement or mounting of control or safety devices for electric heating systems
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B3/00—Ohmic-resistance heating
- H05B3/02—Details
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Electric Stoves And Ranges (AREA)
- Control Of Resistance Heating (AREA)
Abstract
The invention discloses a fireproof heating fan. The fireproof heating fan is composed of a base, a supporting rod, a swinging motor, a fixed shaft, a heating coil, a fireproof cover, a reflecting disc and disc type rear shell, a protective cover and a heating coil fixing shaft, wherein an infrared module is arranged on the protective cover, an infrared transmitting device and an infrared optoelectronic switch are arranged on the infrared module and are connected with a power switch, and the fireproof heating fan works once the power switch is turned on; the infrared optoelectronic switch is connected with the heating coil in series, and no current passes through the heating coil when the infrared optoelectronic switch is turned off; after the protective cover of the heating fan is covered, infrared light emitted by the infrared transmitting device is blocked by a covering object, the infrared optoelectronic switch is in the off state when the corresponding infrared light can not be received by the infrared optoelectronic switch, then no current flows through the heating coil, the heating coil does not work, and thus fires are prevented.
Description
Technical field
The present invention relates to a kind of heating fan, particularly a kind of heating fan of fire-proof, belong to household electrical appliances design field.
Background technology
In use, can be covered by the combustibles of surrounding because of carelessness, easily cause fire, particularly part user likes carrying out roasting clothes with heating fan heating fan, and likes clothes to be directly layered on heating fan, more easily causes fire.
Current heating fan shortage detects its function whether be capped automatically, can not solve the problem.
Summary of the invention
For the problems referred to above, the object of the invention is: the heating fan providing a kind of fire-proof, whether it automatically can detect it and be capped, if heating fan is capped, it can power-off timely automatically, prevents the generation of fire.
Solving technical scheme of the present invention is: a kind of heating fan of fire-proof, it is made up of base, support bar, head-shaking motor, fixed axis, heat-generating disc, flameproof enclosure, reflection disk and disc type back cover, protective cover, heat-generating disc fixed axis, described protective cover is provided with an infrared module, described infrared module is provided with an infrared transmitting device and a Photoelectric infrared switch, described infrared transmitting device is connected with power switch with Photoelectric infrared switch, just can work as long as power switch is opened; Described Photoelectric infrared switch is connected with heat-generating disc, and when Photoelectric infrared switch is in disconnection, in heat-generating disc, no current passes through; After the protective cover of heating fan is capped, covering has blocked the IR that infrared transmitting device sends, when Photoelectric infrared switch does not receive corresponding IR, Photoelectric infrared switch is in off-state, electric current will not be had through heat-generating disc, heat-generating disc does not work, and prevents the generation of fire.
Further, described flameproof enclosure is also provided with three speculums and three speculums and infrared module are evenly distributed on the excircle of protective cover except being provided with an infrared module; Described infrared transmitting device becomes miter angle to be installed together with Photoelectric infrared switch; The IR that described infrared transmitting device sends is irradiated on speculum, be able to be irradiated on Photoelectric infrared switch after three pieces of speculum reflections.Benefit of its such design extends the path between IR that infrared transmitting device sends to Photoelectric infrared switch, expands the area coverage of infrared ray, add the sensitivity of detection.
Further, described a kind of toaster with humidification function, it uses 220V alternating current as power supply; 200V AC power is connected with Transformer Rectifier circuit; Transformer Rectifier circuit is connected with mu balanced circuit; The output of mu balanced circuit connects power switch; Power switch is accessed, other end ground connection after one end of Photoelectric infrared switch and heat-generating disc series connection; Described infrared transmitting device one end ground connection, other end access power switch.
Further, a series connection protective resistance between described Photoelectric infrared switch and power supply start; Described infrared transmitting device and power switch are directly connected a protective resistance.
220V alternating current is become 16V alternating current by transformer by described Transformer Rectifier circuit, then to carry out rectification by diode be direct current; Described mu balanced circuit carries out voltage stabilizing by chip 7812, for heat-generating disc, infrared transmitting device and Photoelectric infrared switch provide stable 12V dc source.Described Transformer Rectifier circuit and mu balanced circuit, the scope that its principle is well known to those skilled in the art, no longer sets forth here.
Usefulness of the present invention is: a kind of heating fan of fire-proof, whether it automatically can detect it and be capped, if heating fan is capped, it can power-off timely automatically, prevent the generation of fire, it has the features such as structure is simple, easy to use, with low cost simultaneously.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is overall structure figure of the present invention.
Fig. 2 is partial enlarged drawing of the present invention.
Fig. 3 is front view of the present invention and operation principle schematic diagram.
Fig. 4 is partial sectional view of the present invention.
Fig. 5 is circuit theory diagrams in the present invention.
In figure, each label represents successively: base (1), fixed axis (2), support bar (3), head-shaking motor (4), reflection disk and disc type back cover (5), infrared module (6), infrared transmitting device (6a), Photoelectric infrared switch (6b), heat-generating disc fixed axis (7), flameproof enclosure (8), speculum (9), protective cover (10), heat-generating disc (11), IR (12), Transformer Rectifier circuit (13), mu balanced circuit (14), power switch (15), protective resistance (16).
Detailed description of the invention
Below in conjunction with embodiment and accompanying drawing, the invention will be further described; because the following stated is only the detailed description of the invention of this invention; but protection of the present invention is not limited thereto, the change that any those skilled in the art expect or alternative, is all encompassed within protection scope of the present invention.
A kind of heating fan of fire-proof, it is by base (1), support bar (3), head-shaking motor (4), fixed axis (2), heat-generating disc (11), flameproof enclosure (8), reflection disk and disc type back cover (5), protective cover (10), heat-generating disc (11) fixed axis (7) forms, described protective cover (10) is provided with an infrared module (6), described infrared module (6) is provided with an infrared transmitting device (6a) and a Photoelectric infrared switch (6b), described infrared transmitting device (6a) is connected with power switch (15) with Photoelectric infrared switch (6b), just can work as long as power switch (15) is opened, described Photoelectric infrared switch (6b) is connected with heat-generating disc (11), and when Photoelectric infrared switch (6b) is in disconnection, heat-generating disc (11) interior no current passes through, after the protective cover (10) of heating fan is capped, covering has blocked the IR (12) that infrared transmitting device (6a) sends, when Photoelectric infrared switch (6b) does not receive corresponding IR (12), Photoelectric infrared switch (6b) is in off-state, electric current will not be had through heat-generating disc (11), heat-generating disc (11) does not work, and prevents the generation of fire.
Further, described flameproof enclosure (8) is also provided with three speculums (9) and three speculums (9) and infrared module (6) are evenly distributed on the excircle of protective cover (10) except being provided with an infrared module (6); Described infrared transmitting device (6a) becomes miter angle to be installed together with Photoelectric infrared switch (6b); The IR (12) that described infrared transmitting device (6a) sends is irradiated on speculum (9), be able to be irradiated on Photoelectric infrared switch (6b) after three pieces of speculum (9) reflections.Benefit of its such design extends the path between IR (12) that infrared transmitting device (6a) sends to Photoelectric infrared switch (6b), expands the area coverage of infrared ray, add the sensitivity of detection.
Further, described a kind of toaster with humidification function, it uses 220V alternating current as power supply; 200V AC power is connected with Transformer Rectifier circuit (13); Transformer Rectifier circuit (13) is connected with mu balanced circuit (14); The output of mu balanced circuit (14) connects power switch (15); Power switch (15) is accessed, other end ground connection after one end of Photoelectric infrared switch (6b) and heat-generating disc (11) series connection; Described infrared transmitting device (6a) one end ground connection, other end access power switch (15).
Further, a series connection protective resistance (16) between described Photoelectric infrared switch (6b) and power supply start; Described infrared transmitting device (6a) and power switch (15) are directly connected a protective resistance (16).
220V alternating current is become 16V alternating current by transformer by described Transformer Rectifier circuit (13), then to carry out rectification by diode be direct current; Described mu balanced circuit (14) carries out voltage stabilizing by chip 7812, for heat-generating disc (11), infrared transmitting device (6a) and Photoelectric infrared switch (6b) provide stable 12V dc source.Described Transformer Rectifier circuit (13) and mu balanced circuit (14), the scope that its principle is well known to those skilled in the art, no longer sets forth here.
Claims (5)
1. a heating fan for fire-proof, is characterized in that: it is made up of base (1), support bar (3), head-shaking motor (4), fixed axis (2), heat-generating disc (11), flameproof enclosure (8), reflection disk and disc type back cover (5), protective cover (10), heat-generating disc (11) fixed axis (7); Described protective cover (10) is provided with an infrared module (6), described infrared module (6) is provided with an infrared transmitting device (6a) and a Photoelectric infrared switch (6b), described infrared transmitting device (6a) is connected with power switch (15) with Photoelectric infrared switch (6b), just can work as long as power switch (15) is opened; Described Photoelectric infrared switch (6b) is connected with heat-generating disc (11), and when Photoelectric infrared switch (6b) is in disconnection, heat-generating disc (11) interior no current passes through; After the protective cover (10) of heating fan is capped, covering has blocked the IR (12) that infrared transmitting device (6a) sends, when Photoelectric infrared switch (6b) does not receive corresponding IR (12), Photoelectric infrared switch (6b) is in off-state, electric current will not be had through heat-generating disc (11), heat-generating disc (11) does not work, and prevents the generation of fire.
2. the heating fan of a kind of fire-proof according to claim 1, is characterized in that: described flameproof enclosure (8) is also provided with three speculums (9) and three speculums (9) and infrared module (6) are evenly distributed on the excircle of protective cover (10) except being provided with an infrared module (6); Described infrared transmitting device (6a) becomes miter angle to be installed together with Photoelectric infrared switch (6b); The IR (12) that described infrared transmitting device (6a) sends is irradiated on speculum (9), be able to be irradiated on Photoelectric infrared switch (6b) after three pieces of speculum (9) reflections.
3. the heating fan of a kind of fire-proof according to claim 1, is characterized in that: described a kind of toaster with humidification function, and it uses 220V alternating current as power supply; 200V AC power is connected with Transformer Rectifier circuit (13); Transformer Rectifier circuit (13) is connected with mu balanced circuit (14); The output of mu balanced circuit (14) connects power switch (15); Power switch (15) is accessed, other end ground connection after one end of Photoelectric infrared switch (6b) and heat-generating disc (11) series connection; Described infrared transmitting device (6a) one end ground connection, other end access power switch (15).
4. the heating fan of a kind of fire-proof according to claim 3, is characterized in that: a series connection protective resistance (16) between described Photoelectric infrared switch (6b) and power supply start; Described infrared transmitting device (6a) and power switch (15) are directly connected a protective resistance (16).
5. the heating fan of a kind of fire-proof according to claim 3, is characterized in that: 220V alternating current is become 16V alternating current by transformer by described Transformer Rectifier circuit (13), then to carry out rectification by diode be direct current; Described mu balanced circuit (14) carries out voltage stabilizing by chip 7812, for heat-generating disc (11), infrared transmitting device (6a) and Photoelectric infrared switch (6b) provide stable 12V dc source.
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710058331.4A CN106678938A (en) | 2014-10-05 | 2014-10-05 | Work method of fire-disaster-prevention electric heating fan |
| CN201410518769.2A CN104235938B (en) | 2014-10-05 | 2014-10-05 | A kind of heating fan of fire-proof |
| CN201710058234.5A CN106594854A (en) | 2014-10-05 | 2014-10-05 | Roasting fan capable of automatically and timely interrupting power supply and preventing fire disaster |
| CN201710058293.2A CN106765479A (en) | 2014-10-05 | 2014-10-05 | A kind of method of work of fire-proof, the heating fan that can be automatically powered off |
| CN201710058241.5A CN106642285B (en) | 2014-10-05 | 2014-10-05 | It can automatically power off, the working method of the heating fan of fire-proof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410518769.2A CN104235938B (en) | 2014-10-05 | 2014-10-05 | A kind of heating fan of fire-proof |
Related Child Applications (4)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710058331.4A Division CN106678938A (en) | 2014-10-05 | 2014-10-05 | Work method of fire-disaster-prevention electric heating fan |
| CN201710058234.5A Division CN106594854A (en) | 2014-10-05 | 2014-10-05 | Roasting fan capable of automatically and timely interrupting power supply and preventing fire disaster |
| CN201710058241.5A Division CN106642285B (en) | 2014-10-05 | 2014-10-05 | It can automatically power off, the working method of the heating fan of fire-proof |
| CN201710058293.2A Division CN106765479A (en) | 2014-10-05 | 2014-10-05 | A kind of method of work of fire-proof, the heating fan that can be automatically powered off |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104235938A true CN104235938A (en) | 2014-12-24 |
| CN104235938B CN104235938B (en) | 2017-04-05 |
Family
ID=52224536
Family Applications (5)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710058241.5A Active CN106642285B (en) | 2014-10-05 | 2014-10-05 | It can automatically power off, the working method of the heating fan of fire-proof |
| CN201410518769.2A Expired - Fee Related CN104235938B (en) | 2014-10-05 | 2014-10-05 | A kind of heating fan of fire-proof |
| CN201710058293.2A Pending CN106765479A (en) | 2014-10-05 | 2014-10-05 | A kind of method of work of fire-proof, the heating fan that can be automatically powered off |
| CN201710058331.4A Pending CN106678938A (en) | 2014-10-05 | 2014-10-05 | Work method of fire-disaster-prevention electric heating fan |
| CN201710058234.5A Pending CN106594854A (en) | 2014-10-05 | 2014-10-05 | Roasting fan capable of automatically and timely interrupting power supply and preventing fire disaster |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710058241.5A Active CN106642285B (en) | 2014-10-05 | 2014-10-05 | It can automatically power off, the working method of the heating fan of fire-proof |
Family Applications After (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710058293.2A Pending CN106765479A (en) | 2014-10-05 | 2014-10-05 | A kind of method of work of fire-proof, the heating fan that can be automatically powered off |
| CN201710058331.4A Pending CN106678938A (en) | 2014-10-05 | 2014-10-05 | Work method of fire-disaster-prevention electric heating fan |
| CN201710058234.5A Pending CN106594854A (en) | 2014-10-05 | 2014-10-05 | Roasting fan capable of automatically and timely interrupting power supply and preventing fire disaster |
Country Status (1)
| Country | Link |
|---|---|
| CN (5) | CN106642285B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105953296A (en) * | 2016-08-02 | 2016-09-21 | 任振宇 | Electric heating fan with automatic humidification function |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109920199B (en) * | 2018-06-06 | 2020-12-08 | 安徽省华腾农业科技有限公司经开区分公司 | Radiation equipment alarm system based on parameter extraction |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5877684A (en) * | 1998-02-07 | 1999-03-02 | United Microelectronics Corp. | Sensor equipped portable alarm device which can be used in conjunction with external alarm device |
| CN200949924Y (en) * | 2006-09-22 | 2007-09-19 | 深圳市和而泰电子科技有限公司 | Warm-air drier capable of automatic alarm |
| CN201779755U (en) * | 2010-08-11 | 2011-03-30 | 黄纪东 | Tapered tube reflective electric warmer |
| CN201779756U (en) * | 2010-08-11 | 2011-03-30 | 黄纪东 | Annular tube reflecting electric warmer |
| CN102142180A (en) * | 2011-03-04 | 2011-08-03 | 万信超 | Fire alarm device and fire alarm method for harvester |
| CN102761100A (en) * | 2011-04-25 | 2012-10-31 | 张瑞银 | Protection circuit for warmer |
| CN202915449U (en) * | 2012-11-23 | 2013-05-01 | 杭州电子科技大学 | Inductive heater |
| CN203757829U (en) * | 2014-03-11 | 2014-08-06 | 邢远洋 | Warming device with humidifying function |
| CN204202003U (en) * | 2014-10-05 | 2015-03-11 | 龙文凯 | A kind of heating fan of fire-proof |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5138134A (en) * | 1984-02-10 | 1992-08-11 | Ellison Mearl E | Decorative wall hanging heater |
| CN2347082Y (en) * | 1997-11-28 | 1999-11-03 | 胡新民 | Automatic temp control safety multipurpose electrothermal heating appts. |
| GB2345554A (en) * | 1999-01-08 | 2000-07-12 | Norman Maurice Harmer | Electrical heating apparatus with selectable thermostat control |
| JP2005082999A (en) * | 2003-09-05 | 2005-03-31 | Murata Mach Ltd | Free access floor with floor heater |
| KR100968788B1 (en) * | 2008-01-09 | 2010-07-09 | (주)에스케이아이 | Flexible heating device which can emit far infrared ray |
| CN102064812B (en) * | 2010-12-30 | 2012-10-03 | 广东盈科电子有限公司 | Inducing device for distinguishing person or object at close distance |
| CN201887741U (en) * | 2010-12-30 | 2011-06-29 | 广东盈科电子电子有限公司 | Induction device for distinguishing person or object at short range |
| CN202581552U (en) * | 2012-05-26 | 2012-12-05 | 中南林业科技大学 | Intelligent control system device for electric heating stove |
-
2014
- 2014-10-05 CN CN201710058241.5A patent/CN106642285B/en active Active
- 2014-10-05 CN CN201410518769.2A patent/CN104235938B/en not_active Expired - Fee Related
- 2014-10-05 CN CN201710058293.2A patent/CN106765479A/en active Pending
- 2014-10-05 CN CN201710058331.4A patent/CN106678938A/en active Pending
- 2014-10-05 CN CN201710058234.5A patent/CN106594854A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5877684A (en) * | 1998-02-07 | 1999-03-02 | United Microelectronics Corp. | Sensor equipped portable alarm device which can be used in conjunction with external alarm device |
| CN200949924Y (en) * | 2006-09-22 | 2007-09-19 | 深圳市和而泰电子科技有限公司 | Warm-air drier capable of automatic alarm |
| CN201779755U (en) * | 2010-08-11 | 2011-03-30 | 黄纪东 | Tapered tube reflective electric warmer |
| CN201779756U (en) * | 2010-08-11 | 2011-03-30 | 黄纪东 | Annular tube reflecting electric warmer |
| CN102142180A (en) * | 2011-03-04 | 2011-08-03 | 万信超 | Fire alarm device and fire alarm method for harvester |
| CN102761100A (en) * | 2011-04-25 | 2012-10-31 | 张瑞银 | Protection circuit for warmer |
| CN202915449U (en) * | 2012-11-23 | 2013-05-01 | 杭州电子科技大学 | Inductive heater |
| CN203757829U (en) * | 2014-03-11 | 2014-08-06 | 邢远洋 | Warming device with humidifying function |
| CN204202003U (en) * | 2014-10-05 | 2015-03-11 | 龙文凯 | A kind of heating fan of fire-proof |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105953296A (en) * | 2016-08-02 | 2016-09-21 | 任振宇 | Electric heating fan with automatic humidification function |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106594854A (en) | 2017-04-26 |
| CN106642285A (en) | 2017-05-10 |
| CN104235938B (en) | 2017-04-05 |
| CN106642285B (en) | 2019-11-08 |
| CN106765479A (en) | 2017-05-31 |
| CN106678938A (en) | 2017-05-17 |
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Inventor after: Wu Lanchong Inventor before: Long Wenkai |
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Effective date of registration: 20170210 Address after: 311100 Yuhang City, Zhejiang province Linping Town, Zhejiang Province, the prison 11 prison area, second Applicant after: Wu Lanchong Address before: 650200 Guandu, Yunnan, East Road, No. 66, No. Applicant before: Long Wenkai |
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Effective date of registration: 20170214 Address after: 311100 Yuhang City, Zhejiang province Linping Town, Zhejiang Province, the prison 11 prison area, second Applicant after: Wu Lanchong Address before: 650200 Guandu, Yunnan, East Road, No. 66, No. Applicant before: Long Wenkai |
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| CF01 | Termination of patent right due to non-payment of annual fee |
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| CF01 | Termination of patent right due to non-payment of annual fee |