CN101799693A - Heat preservation method of electric rice cooker - Google Patents
Heat preservation method of electric rice cooker Download PDFInfo
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- CN101799693A CN101799693A CN200910042250A CN200910042250A CN101799693A CN 101799693 A CN101799693 A CN 101799693A CN 200910042250 A CN200910042250 A CN 200910042250A CN 200910042250 A CN200910042250 A CN 200910042250A CN 101799693 A CN101799693 A CN 101799693A
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Abstract
The invention discloses a heat preservation method of an electric rice cooker comprising a central controller, a cover opening and closing detection device connected with the electrical signal of the central controller, an electric heater and a cooker body temperature detector, wherein the cover opening and closing detection device transfers picked up cover opening and closing signals to the central controller; the cooker body temperature detector transfers picked up cooker body temperature signals to the central controller; the central controller controls the heating temperature of the electric rice cooker by controlling the electric heater; when the environmental temperature is 18-28 DEG C and the rice cooking process is ended, the central controller controls the electric rice cooker to enter an energy-saving heat preservation state; moreover, after the rice cooking is finished by 12 hours, the central controller controls the electric rice cooker to enter a standby state. The electric rice cooker using the heat preservation method has convenient operation, saves electricity and can preserve the heat of rice in the electric rice cooker for a long time without going bad. The invention can be suitable for various electric rice cookers.
Description
Technical field
The present invention relates to the electric cooker field, relate in particular to a kind of heat preserving method of electric cooker.
Background technology
In daily life, present most electric cooker all adopts the normal insulation pattern that directly enters higher temperature after the end of cooking, and this insulation pattern is comparatively taken electricity and this single insulation pattern can not be adjusted heat preserving method as the case may be, makes electric cooker be in the state of high power consumption always.Someone proposed a kind of by on control panel, set holding temperature the electric cooker thermal-insulation control method, as number of patent application 97112114.1, name is called the Chinese patent application of " thermal-insulation control method of electric cooker ", a kind of thermal-insulation control method that is used for electric cooker is disclosed, by pushing the insulation key schedule time, set holding temperature and definite by respective keys then to select the preservation and controlling pattern.Adopt this kind preservation and controlling mode user to set the insulation pattern according to the real needs of oneself.But, adopt this method to need the user that the insulation knowledge of certain electric cooker is arranged, if the temperature that user oneself regulates can not compensate the thermal loss in the pot, just easily make meal rotten; If the temperature that the user regulates is too high, the drawback of expense electricity is arranged again.And user operation is loaded down with trivial details relatively, does not have a hommization.
Summary of the invention
At the prior art deficiency, the present invention is special to be proposed a kind of user of need not the insulation pattern specially is set, and easy and simple to handle, using electricity wisely, can solve the heat preserving method that to the meal in the electric cooker long-term insulation makes its stay-in-grade electric cooker again.
Folding lid pick-up unit, electric heater and temperature of boiler detecting device that the heat preserving method of electric cooker, described electric cooker comprise central controller, are connected with described central controller electric signal; Described folding lid pick-up unit sends the folding lid signal that picks up to described central controller, described temperature of boiler detecting device sends the temperature of boiler signal that picks up to described central controller, and described central controller is by controlling described electric heater and then controlling the heating-up temperature of described electric cooker; In environment temperature is 18-28 ℃ of scope and the process of cooking when finishing, the described electric cooker of described central controller controls enters the energy-saving heat preserving state; And cook finish 12 hours after, the described electric cooker of described central controller controls enters holding state.
Described central controller is that a whole set of that comprise timer is used for the various electric signal of electric cooker are handled and controlled the circuit of the electric cooker course of work, predefined pattern automatically realized that kettle temperature, working time, mode of operation etc. to electric cooker are detected, handle and control before it can dispatch from the factory under user's setting or according to electric cooker, and the display process result.Described holding state is meant that electric cooker is in not powered-down, and only power light is bright, and other electric component all is in run-stopping status.
The method of the invention can also comprise following controlled step:
Step 1: after described electric cooker enters the energy-saving heat preserving state, described central controller detects pot cover and whether has breakdown action, if not, the described electric cooker of described central controller controls enters holding state after then keeping this energy-saving heat preserving state to finish 12 hours up to cooking, if then enter step 2;
Step 2: the described electric cooker of control enters normal keeping warm mode to described central controller behind this signal of uncapping from picking up;
Step 3: after described electric cooker entered normal keeping warm mode, whether described central controller detected pot cover and is closed in setting-up time, and if not, the described electric cooker of described central controller controls directly enters holding state, if then enter step 4;
Step 4: described central controller begins to calculate and is in normal keeping warm mode and continues to begin to control described electric cooker after 1 hour and enter the energy-saving heat preserving state once more from cutting out pot cover for the last time, then return and carry out above-mentioned steps one, finish 12 hours up to cooking after the described electric cooker of described central controller controls enter holding state.
The method of the invention can also comprise following controlled step:
Steps A: in 1 hour after described electric cooker enters the energy-saving heat preserving state, described central controller detects pot cover and whether has breakdown action, if the described electric cooker of control enters normal keeping warm mode to then described central controller behind this signal of uncapping from picking up;
Step B: after described electric cooker entered normal keeping warm mode, whether described central controller detected pot cover and is closed in setting-up time, and if not, the described electric cooker of described central controller controls directly enters holding state, if then enter step C;
Step C: described central controller begins to calculate and is in normal keeping warm mode and continues to begin to control described electric cooker after 1 hour and enter the energy-saving heat preserving state once more from cutting out pot cover for the last time;
Step D: after described electric cooker enters the energy-saving heat preserving state once more, described central controller detects pot cover and whether has breakdown action, if, the described electric cooker of described central controller controls enters normal keeping warm mode, and lasting always this normal keeping warm mode finishes to cooking, and the described electric cooker of described central controller controls enters holding state after 12 hours, if not, the described electric cooker of described central controller controls entered holding state after lasting this energy-saving heat preserving state of described electric cooker finished 12 hours up to cooking.
The method of the invention can also comprise following controlled step:
Step I: in the 1-12 after described electric cooker enters the energy-saving heat preserving state hour, described central controller detects pot cover and whether has breakdown action, if the described electric cooker of control enters normal keeping warm mode to then described central controller behind this signal of uncapping from picking up;
Step II: whether described central controller detects pot cover and is closed in setting-up time, if, the described electric cooker of described central controller controls entered holding state after the lasting above-mentioned normal keeping warm mode of described electric cooker finished 12 hours up to cooking, if not, the described electric cooker of described central controller controls directly enters holding state.
The method of the invention can also may further comprise the steps: if described central controller detects described folding lid pick-up unit when not having electric signal, the described electric cooker of then described central controller controls enters normal keeping warm mode, and lasting always normal keeping warm mode finishes to cooking, and the described electric cooker of described central controller controls enters holding state after 12 hours.
The present invention can also be that the temperature controlling range of described energy-saving heat preserving state is between 50-55 ℃.
The present invention can also be that the temperature controlling range of described normal keeping warm mode is between 68-78 ℃.
Compared with prior art, the invention has the beneficial effects as follows:
1, because the method for the invention is to control electric heater by the detected temperature of boiler signal that central controller picks up detected opening and closing lid signal of folding lid pick-up unit and temperature of boiler detecting device, to realize the electric cooker heat preserving method under the different situations, promptly can reach long-time insulation and meal stay-in-grade effect, also the energy-saving heat preserving state that serviceability temperature is lower as much as possible is to reach the using electricity wisely purpose.
2, because this heat preserving method does not need the user that the insulation pattern specially is set, can realize full-automatic insulation pattern, make the operation of electric cooker easier, hommization.
3,, as long as the process of cooking finishes, just at first enter the lower energy-saving heat preserving pattern of temperature, thereby can reach the function of economize on electricity because whether heat preserving method of the present invention is no matter to uncap in the process of cooking.
Because the present invention has above-mentioned advantage, use electric cooker heat preserving method of the present invention that the long-time insulation of meal in the pot is never degenerated, and reach certain power saving effect, applicable various electric cookers, electric cooker.
Description of drawings
Fig. 1 is the schematic flow sheet of the heat preserving method of the embodiment of the invention one described electric cooker;
Fig. 2 is the schematic flow sheet of the heat preserving method of the embodiment of the invention two described electric cookers;
Fig. 3 is the schematic flow sheet of the heat preserving method of the embodiment of the invention two described electric cookers.
Embodiment
Below in conjunction with accompanying drawing, further specify the specific embodiment of the present invention.
Embodiment one:
Folding lid pick-up unit, electric heater and temperature of boiler detecting device that described electric cooker comprises central controller, is connected with described central controller electric signal.Folding lid pick-up unit is the pick-up unit that is used to detect the pot cover opening and closing, and these two course of action that will uncap and close lid are transferred to central controller by electric signal.The temperature of boiler detecting device is the pick-up unit that is used to detect temperature of boiler, and detected temperature can be transferred to central controller by electric signal.Described central controller is that a whole set of that comprise timer is used for the various electric signal of electric cooker are handled and controlled the circuit of the electric cooker course of work, predefined pattern automatically realized that kettle temperature, working time, mode of operation etc. to electric cooker are detected, handle and control before it can dispatch from the factory under user's setting or according to electric cooker, and the display process result.In technical solution of the present invention, central controller is according to detected open and close lid signal of the folding that receives lid pick-up unit and the detected temperature of boiler signal of temperature of boiler detecting device, controls heat time heating time of described electric heater and heating-up temperature and then controls the heating-up temperature of described electric cooker.
As shown in Figure 1, the heat preserving method of electric cooker, in environment temperature is 18-28 ℃ of scope, when the process of cooking finishes (S001), the described electric cooker of described central controller controls enters the energy-saving heat preserving state, and cook finish 12 hours after, no matter which kind of keeping warm mode electric cooker is in, the described electric cooker of described central controller controls enters holding state (S002).Wherein, the temperature controlling range of energy-saving heat preserving state is between 50-55 ℃.
Described holding state is meant that electric cooker is in not powered-down, and only power light is bright, and comprises that other electric component of heating plate all is in run-stopping status.
Embodiment two:
On the basis of embodiment one, as shown in Figure 2, the inventive method also comprises following controlled step:
Step 1: after described electric cooker enters the energy-saving heat preserving state, described central controller detects pot cover and whether has breakdown action (S101), if not, the described electric cooker of described central controller controls enters holding state (S106) after then keeping this energy-saving heat preserving state to finish 12 hours up to cooking, if then enter step 2.
Step 2: the described electric cooker of control enters normal keeping warm mode (S102) to described central controller behind this signal of uncapping from picking up, with a thermal loss in the compensation pot.
Step 3: after described electric cooker enters normal keeping warm mode, described central controller detects pot cover and whether be closed (S103) in setting-up time, and if not, the described electric cooker of described central controller controls directly enters holding state (S107), if then enter step 4.
Step 4: described central controller begins to calculate and is in normal keeping warm mode and continues to begin to control described electric cooker after (S104) in 1 hour and enter energy-saving heat preserving state (S105) once more from cutting out pot cover for the last time, then return and carry out above-mentioned steps one, finish 12 hours up to cooking after the described electric cooker of described central controller controls enter holding state.
Embodiment three:
On the basis of embodiment one, as shown in Figure 3, the inventive method also comprises following controlled step:
Steps A: in 1 hour after described electric cooker enters the energy-saving heat preserving state, described central controller detects pot cover and whether has breakdown action (S201), if, the described electric cooker of control enters normal keeping warm mode (S202) to then described central controller behind this signal of uncapping from picking up, and begins to compensate the thermal loss in the pot.
Step B: after described electric cooker enters normal keeping warm mode, described central controller detects pot cover and whether be closed (S203) in setting-up time, and if not, the described electric cooker of described central controller controls directly enters holding state (S208), if then enter step C.
Step C: described central controller begins to calculate and is in normal keeping warm mode and continues to begin to control described electric cooker after 1 hour and enter energy-saving heat preserving state (S204) once more from cutting out pot cover for the last time.
After electric cooker enters normal keeping warm mode, no matter have several times during the user and uncap, close the lid action, the central controller controls electric cooker is in the higher normal keeping warm mode of temperature always, and still to continue 1 hour normal insulation after closing lid the last time, could guarantee that a pot interior thermal loss is fully compensated, just enter the energy-saving heat preserving state of economize on electricity then.
Step D: after described electric cooker enters the energy-saving heat preserving state once more, described central controller detects pot cover and whether has breakdown action (S205), if, the described electric cooker of described central controller controls enters normal keeping warm mode (S206), and lasting always this normal keeping warm mode finishes to cooking, and the described electric cooker of described central controller controls enters holding state (S207) after 12 hours, if not, the described electric cooker of described central controller controls entered holding state (S207) after lasting this energy-saving heat preserving state of described electric cooker finished 12 hours up to cooking.
Further, cooked 1 hour that enters the energy-saving heat preserving state after finishing at described electric cooker, described central controller does not detect pot cover and has breakdown action, then carries out following controlled step:
Step I: in the 1-12 after described electric cooker enters the energy-saving heat preserving state hour, described central controller detects pot cover and whether has breakdown action (S209), if the described electric cooker of control enters normal keeping warm mode (S210) to then described central controller behind this signal of uncapping from picking up.
Step II: described central controller detects pot cover and whether be closed (S211) in setting-up time, if, the described electric cooker of described central controller controls entered holding state (S207) after the lasting above-mentioned normal keeping warm mode of described electric cooker finished 12 hours up to cooking, if not, the described electric cooker of described central controller controls directly enters holding state (S212).
Certainly, if cooked 0-12 hour that enters the energy-saving heat preserving state after finishing at described electric cooker, described central controller does not all detect pot cover and has breakdown action, then because after having finished 12 hours this moment, enter holding state (S207) so described central controller will be controlled described electric cooker for cooking.
The temperature controlling range of above-mentioned normal keeping warm mode is between 68-78 ℃.
In addition, in above-mentioned two embodiment, for guaranteeing that a pot interior meal never degenerates, any holding stage at electric cooker, if described central controller detects described folding lid pick-up unit when not having electric signal, the described electric cooker of then described central controller controls enters normal keeping warm mode, and lasting always normal keeping warm mode finishes to cooking, and the described electric cooker of described central controller controls enters holding state after 12 hours.
Claims (7)
1. folding lid pick-up unit, electric heater and temperature of boiler detecting device that the heat preserving method of electric cooker, described electric cooker comprise central controller, are connected with described central controller electric signal; Described folding lid pick-up unit sends the folding lid signal that picks up to described central controller, described temperature of boiler detecting device sends the temperature of boiler signal that picks up to described central controller, and described central controller is by controlling described electric heater and then controlling the heating-up temperature of described electric cooker; It is characterized in that: in environment temperature is 18-28 ℃ of scope and the process of cooking when finishing, the described electric cooker of described central controller controls enters the energy-saving heat preserving state; And cook finish 12 hours after, the described electric cooker of described central controller controls enters holding state.
2. the heat preserving method of electric cooker according to claim 1 is characterized in that: also comprise following controlled step:
Step 1: after described electric cooker enters the energy-saving heat preserving state, described central controller detects pot cover and whether has breakdown action, if not, the described electric cooker of described central controller controls enters holding state after then keeping this energy-saving heat preserving state to finish 12 hours up to cooking, if then enter step 2;
Step 2: the described electric cooker of control enters normal keeping warm mode to described central controller behind this signal of uncapping from picking up;
Step 3: after described electric cooker entered normal keeping warm mode, whether described central controller detected pot cover and is closed in setting-up time, and if not, the described electric cooker of described central controller controls directly enters holding state, if then enter step 4;
Step 4: described central controller begins to calculate and is in normal keeping warm mode and continues to begin to control described electric cooker after 1 hour and enter the energy-saving heat preserving state once more from cutting out pot cover for the last time, then return and carry out above-mentioned steps one, finish 12 hours up to cooking after the described electric cooker of described central controller controls enter holding state.
3. the heat preserving method of electric cooker according to claim 1 is characterized in that: also comprise following controlled step:
Steps A: in 1 hour after described electric cooker enters the energy-saving heat preserving state, described central controller detects pot cover and whether has breakdown action, if the described electric cooker of control enters normal keeping warm mode to then described central controller behind this signal of uncapping from picking up;
Step B: after described electric cooker entered normal keeping warm mode, whether described central controller detected pot cover and is closed in setting-up time, and if not, the described electric cooker of described central controller controls directly enters holding state, if then enter step C;
Step C: described central controller begins to calculate and is in normal keeping warm mode and continues to begin to control described electric cooker after 1 hour and enter the energy-saving heat preserving state once more from cutting out pot cover for the last time;
Step D: after described electric cooker enters the energy-saving heat preserving state once more, described central controller detects pot cover and whether has breakdown action, if, the described electric cooker of described central controller controls enters normal keeping warm mode, and lasting always this normal keeping warm mode finishes to cooking, and the described electric cooker of described central controller controls enters holding state after 12 hours, if not, the described electric cooker of described central controller controls entered holding state after lasting this energy-saving heat preserving state of described electric cooker finished 12 hours up to cooking.
4. the heat preserving method of electric cooker according to claim 1 is characterized in that: also comprise following controlled step:
Step I: in the 1-12 after described electric cooker enters the energy-saving heat preserving state hour, described central controller detects pot cover and whether has breakdown action, if the described electric cooker of control enters normal keeping warm mode to then described central controller behind this signal of uncapping from picking up;
Step II: whether described central controller detects pot cover and is closed in setting-up time, if, the described electric cooker of described central controller controls entered holding state after the lasting above-mentioned normal keeping warm mode of described electric cooker finished 12 hours up to cooking, if not, the described electric cooker of described central controller controls directly enters holding state.
5. the heat preserving method of electric cooker according to claim 1, it is characterized in that: if described central controller detects described folding lid pick-up unit when not having electric signal, the described electric cooker of then described central controller controls enters normal keeping warm mode, and lasting always normal keeping warm mode finishes to cooking, and the described electric cooker of described central controller controls enters holding state after 12 hours.
6. according to the heat preserving method of claim 1,2,3,4 or 5 described electric cookers, it is characterized in that: the temperature controlling range of described energy-saving heat preserving state is between 50-55 ℃.
7. according to the heat preserving method of claim 2,3,4 or 5 described electric cookers, it is characterized in that: the temperature controlling range of described normal keeping warm mode is between 68-78 ℃.
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| CN2009100422500A CN101799693B (en) | 2009-08-28 | 2009-08-28 | Heat preservation method of electric rice cooker |
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| CN2009100422500A CN101799693B (en) | 2009-08-28 | 2009-08-28 | Heat preservation method of electric rice cooker |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102183975A (en) * | 2011-01-27 | 2011-09-14 | 浙江绍兴苏泊尔生活电器有限公司 | Heat preservation method and device of soybean milk machine |
| CN106308448A (en) * | 2015-06-17 | 2017-01-11 | 佛山市顺德区美的电热电器制造有限公司 | Method and device for heat-preservation control of electric cooking device, and electric cooking device |
| CN109124291A (en) * | 2017-06-19 | 2019-01-04 | 佛山市顺德区美的电热电器制造有限公司 | Electric cooker, thermal-insulation control method, temperature preservation control device and readable storage medium storing program for executing |
| CN109222682A (en) * | 2018-08-29 | 2019-01-18 | 九阳股份有限公司 | A kind of control method of food processor |
| CN109965692A (en) * | 2017-12-27 | 2019-07-05 | 佛山市顺德区美的电热电器制造有限公司 | Cooking apparatus and cooking methods |
| CN110119099A (en) * | 2018-02-07 | 2019-08-13 | 佛山市顺德区美的电热电器制造有限公司 | The method for heating and controlling and electromagnetic cooking appliance of electromagnetic cooking appliance |
| CN110652189A (en) * | 2018-06-29 | 2020-01-07 | 浙江绍兴苏泊尔生活电器有限公司 | Cooking appliance and control method and device thereof |
| CN113116166A (en) * | 2020-01-13 | 2021-07-16 | 九阳股份有限公司 | Heat preservation control method of cooking appliance |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN2311997Y (en) * | 1997-12-16 | 1999-03-31 | 龙海云 | Automatic, energy-saving and temp.-keeping type electronic rice cooker |
| JP2001169903A (en) * | 1999-12-16 | 2001-06-26 | Matsushita Electric Ind Co Ltd | Rice cooker |
| CN1245918C (en) * | 2002-07-12 | 2006-03-22 | 乐金电子(天津)电器有限公司 | Control method for electric heat preservation cooker |
| JP4329126B2 (en) * | 2006-02-08 | 2009-09-09 | 東芝ホームテクノ株式会社 | rice cooker |
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2009
- 2009-08-28 CN CN2009100422500A patent/CN101799693B/en not_active Expired - Fee Related
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102183975A (en) * | 2011-01-27 | 2011-09-14 | 浙江绍兴苏泊尔生活电器有限公司 | Heat preservation method and device of soybean milk machine |
| CN102183975B (en) * | 2011-01-27 | 2014-02-26 | 浙江绍兴苏泊尔生活电器有限公司 | Heat preservation method and device of soybean milk machine |
| CN106308448A (en) * | 2015-06-17 | 2017-01-11 | 佛山市顺德区美的电热电器制造有限公司 | Method and device for heat-preservation control of electric cooking device, and electric cooking device |
| CN109124291A (en) * | 2017-06-19 | 2019-01-04 | 佛山市顺德区美的电热电器制造有限公司 | Electric cooker, thermal-insulation control method, temperature preservation control device and readable storage medium storing program for executing |
| CN109124291B (en) * | 2017-06-19 | 2021-02-26 | 佛山市顺德区美的电热电器制造有限公司 | Electric cooker, heat preservation control method, heat preservation control device and readable storage medium |
| CN109965692A (en) * | 2017-12-27 | 2019-07-05 | 佛山市顺德区美的电热电器制造有限公司 | Cooking apparatus and cooking methods |
| CN110119099A (en) * | 2018-02-07 | 2019-08-13 | 佛山市顺德区美的电热电器制造有限公司 | The method for heating and controlling and electromagnetic cooking appliance of electromagnetic cooking appliance |
| CN110119099B (en) * | 2018-02-07 | 2022-07-15 | 佛山市顺德区美的电热电器制造有限公司 | Heating control method of electromagnetic cooking appliance and electromagnetic cooking appliance |
| CN110652189A (en) * | 2018-06-29 | 2020-01-07 | 浙江绍兴苏泊尔生活电器有限公司 | Cooking appliance and control method and device thereof |
| CN110652189B (en) * | 2018-06-29 | 2022-09-06 | 浙江绍兴苏泊尔生活电器有限公司 | Cooking appliance and control method and device thereof |
| CN109222682A (en) * | 2018-08-29 | 2019-01-18 | 九阳股份有限公司 | A kind of control method of food processor |
| CN109222682B (en) * | 2018-08-29 | 2021-10-08 | 九阳股份有限公司 | Control method of food processing machine |
| CN113116166A (en) * | 2020-01-13 | 2021-07-16 | 九阳股份有限公司 | Heat preservation control method of cooking appliance |
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| CN101799693B (en) | 2012-05-02 |
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Address after: 528234 Foshan, China, Nanhai District, Songgang Industrial Park, Industrial Park Road West Applicant after: Guangdong Elecpro Electric Appliance Holding Co., Ltd. Address before: 528234 Foshan, China, Nanhai District, Songgang Industrial Park, Industrial Park Road West Applicant before: Guangdong Elecpro Electric Appliance Holding Co., Ltd. |
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Address after: 528200 Foshan, China, Nanhai District, Songgang Industrial Park, Industrial Park Road West Patentee after: DEA GENERAL AVIATION CO., LTD. Address before: 528200 Foshan, China, Nanhai District, Songgang Industrial Park, Industrial Park Road West Patentee before: Guangdong Elecpro Electric Appliance Holding Co., Ltd. |
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