CN203732708U - Magnetic steel service life detection device - Google Patents
Magnetic steel service life detection device Download PDFInfo
- Publication number
- CN203732708U CN203732708U CN201420104924.1U CN201420104924U CN203732708U CN 203732708 U CN203732708 U CN 203732708U CN 201420104924 U CN201420104924 U CN 201420104924U CN 203732708 U CN203732708 U CN 203732708U
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Abstract
The utility model provides a magnetic steel service life detection device. The magnetic steel service life detection device comprises a heating part, a driving part and a detection part. The heating part heats the tested magnetic steel which comprises a first magnet and a second magnet. The first magnet is fixedly connected with the heating part and heat conduction is performed. The driving part drives the second magnet of the tested magnetic steel to move so that the second magnet and the first magnet of the tested magnetic steel are absorbed, and heat conduction is performed. The detection part detects heating times when the second magnet and the first magnet of the tested magnetic steel cannot be absorbed. The magnetic steel service life can be accurately and rapidly detected via the magnetic steel service life detection device.
Description
Technical field
The utility model relates to checkout equipment field, in particular to a kind of magnet steel life tests equipment.
Background technology
Magnet steel is to affect the electric cooker critical elements in serviceable life.The life-span of magnet steel directly affects the serviceable life of electric cooker, if thereby the serviceable life of magnet steel too short, cause short not being durable of electric cooker life-span.But in prior art, not yet have the device in the serviceable life that can check magnet steel, early stage, the rice cooker durability test of chamber was monitored the response to temperature of magnet steel by experiment, and this mode required time is longer, and accuracy is also poor.
Utility model content
The utility model aims to provide a kind of magnet steel life tests equipment, cannot test to solve magnet steel response to temperature of the prior art, cannot judge the problem in magnet steel life-span.
To achieve these goals, according to an aspect of the present utility model, a kind of magnet steel life tests equipment is provided, this magnet steel life tests equipment comprises: heating part, heat test magnet steel heating part, test magnet steel comprises the first magnet and the second magnet, and the first magnet is fixedly connected with heating part and carries out heat and conducts; Drive division, drive division drives the second magnet of test magnet steel to move, and makes to test the second magnet and first magnet attraction of magnet steel, to carry out heat conduction; Test section, test section detects test the second magnet of magnet steel and the first magnet heating times cannot adhesive time.
Further, magnet steel life tests equipment also comprises control part, and control part is connected with drive division, and controls drive division work or stop, and control part is connected with heating part, and controls heating part heating or stop.
Further, magnet steel life tests equipment also comprises monitor station, test magnet steel is placed on monitor station, drive division comprises activation lever, and activation lever is arranged on monitor station movably, is fixedly connected with magnet pull bar on the second magnet, the first end of activation lever is fixedly connected with magnet pull bar, the second end pressurized of activation lever moves down, and drives the first end of activation lever to move up, and makes the second magnet and the first magnet attraction.
Further, test magnet steel also comprises magnet steel housing, magnet steel housing comprises magnet steel upper cover and magnet steel lower cover, the second magnet is fixedly installed under magnet steel and covers, the first magnet is fixedly installed on magnet steel and covers, magnet pull bar is fixedly connected under magnet steel and covers, and between the first magnet and the second magnet, is provided with spring, and the second magnet overcomes the elastic force of spring and is adsorbed on the first magnet under the driving of activation lever.
Further, drive division also comprises power unit, and power unit comprises: drive motor; Pressure arm, pressure arm and drive motor drive and are connected and arrange rotationally around the output shaft of drive motor, pressure arm around the output shaft rotation of drive motor during to primary importance by under the second side pressure of activation lever.
Further, control part is connected with power unit, and control part comprises: auxiliary reclay, and auxiliary reclay is electrically connected with drive motor, and controls drive motor forward, and drive motor drives pressure arm motion; The first switch, the first switch is arranged under pressure arm, touches the first switch when pressure arm moves to primary importance, the first switch closure, after drive motor reversion, the first switch returns to disconnection; Second switch, second switch is connected with heating part, and second switch is positioned at the below of activation lever, and the first end of activation lever lifts, and second switch takeoffs, and heating part energising starts heating.
Further, control part also comprises timing unit, timing unit comprises very first time relay, very first time relay is connected with the first switch and auxiliary reclay respectively, the first switch closure, very first time relay starts timing, timing to the schedule time, auxiliary reclay control drive motor forward.
Further, test section comprises counting unit, and counting unit comprises the first counter, and the first counter is connected with second switch, and second switch takeoffs, and the first counter counts once.
Further, control part also comprises restriction unit, pressure arm position, and restriction unit, pressure arm position comprises the 3rd switch, and the 3rd switch is electrically connected with drive motor, pressure arm counter motion touching the 3rd switch, and the 3rd switch disconnects, drive motor power-off, pressure arm stop motion.
Further, magnet steel life tests equipment also comprises cooling unit, cooling unit comprises heat emission fan, the air outlet of heat emission fan is towards test magnet steel, blow out wind and make to test magnet steel temperature to test magnet steel and reduce, heat emission fan is connected with second switch, and when activation lever contacts with second switch, second switch presses down, and heat emission fan energising is rotated.Further, heating part is quartz ampoule, and quartz ampoule is arranged on monitor station, and be positioned at test magnet steel magnet steel on cover.
Application the technical solution of the utility model, magnet steel life tests equipment comprises heating part, drive division and test section, heat test magnet steel heating part, and test magnet steel comprises the first magnet and the second magnet, and the first magnet is fixedly connected with heating part and carries out heat and conducts; Drive division drives the second magnet of test magnet steel to move, and makes to test the second magnet and first magnet attraction of magnet steel, to carry out heat conduction; Test section detects test the second magnet of magnet steel and the first magnet heating times cannot adhesive time.Can test over and over again test magnet steel by this magnet steel life tests equipment, with the response to temperature of validation test magnet steel, and the heating times of the second magnet of determining test magnet steel cannot be with the first magnet attraction time, to draw the serviceable life of test magnet steel, and then judge whether test magnet steel meets request for utilization.Heating part can be heated the second magnet and first magnet of test magnet steel, until the second magnet and the first magnet are along with temperature raises and magnetic weakens to cannot adhesive.Drive division can separate with the first magnet at the second magnet rear drive the second magnet again with the first magnet attraction so that revision test repeatedly, test section records test number (TN) to determine the life-span of test magnet steel.
Brief description of the drawings
The accompanying drawing that forms a part of the present utility model is used to provide further understanding of the present utility model, and schematic description and description of the present utility model is used for explaining the utility model, does not form improper restriction of the present utility model.In the accompanying drawings:
Fig. 1 shows the plan structure figure of the magnet steel life tests equipment of embodiment of the present utility model; And
Fig. 2 shows the side view of the monitor station of the magnet steel life tests equipment of embodiment of the present utility model.
Description of reference numerals: 10, heating part; 20, test magnet steel; 21, magnet; 22, magnet pull bar; 23, magnet steel upper cover; 24, spring; 25, the first magnet; 26, magnet steel lower cover; 30, monitor station; 41, activation lever; 42, drive motor; 43, pressure arm; 51, the first switch; 52, very first time relay; 53, the 3rd switch; 54, second switch; 61, the first counter; 71, heat emission fan; 81, auxiliary reclay.
Embodiment
Hereinafter also describe the utility model in detail with reference to accompanying drawing in conjunction with the embodiments.It should be noted that, in the situation that not conflicting, the feature in embodiment and embodiment in the application can combine mutually.
As illustrated in fig. 1 and 2, according to embodiment of the present utility model, magnet steel life tests equipment comprises heating part 10, drive division and test section, heat test magnet steel 20 heating part 10, test magnet steel 20 comprise the first magnet 25 and the second magnet 21, the first magnet 25 be fixedly connected with heating part 10 and carry out heat conduct; Drive division drives the second magnet 21 of test magnet steel 20 to move, and makes to test the second magnet 21 and first magnet 25 adhesives of magnet steel 20, to carry out heat conduction; Test section detects test the second magnet 21 of magnet steel 20 and the first magnet 25 heating times cannot adhesive time.Can test over and over again test magnet steel 20 by this magnet steel life tests equipment, with the response to temperature of validation test magnet steel 20, and the heating times of the second magnet 21 of determining test magnet steel 20 cannot be with the first magnet 25 adhesive time, to draw the serviceable life of test magnet steel 20, and then judge whether test magnet steel 20 meets request for utilization.Heating part 10 can be heated the second magnet 21 and first magnet 25 of test magnet steel 20, until the second magnet 21 and the first magnet 25 are along with temperature raises and magnetic weakens to cannot adhesive.Drive division can separate with the first magnet 25 at the second magnet 21 rear drive the second magnet 21 again with the first magnet 25 adhesives so that revision test repeatedly, test section records test number (TN) to determine the life-span of test magnet steel 20.
In the present embodiment, magnet steel life tests equipment also comprises monitor station 30, control part and cooling unit.Control part is connected with drive division, and controls drive division work or stop, and control part is connected with heating part 10, and controls heating part 10 and heat or stop, and control part is connected to control cooling unit work and carries out cooling to test magnet steel 20 with cooling unit.
Preferably, heating part 10 is quartz ampoule, and quartz ampoule is arranged on monitor station 30, and is positioned on the magnet steel upper cover 23 of test magnet steel 20.Quartz ampoule has advantages of insulation and stable heating.In other embodiments, heating part can be also other heaters, and for example heating wire adds deduct 5 DEG C as long as can meet insulation and stable heating and make magnet steel temperature reach temperature required 145 DEG C of test.
In conjunction with referring to Fig. 2, test magnet steel 20 is placed on monitor station 30, test magnet steel 20 also comprises magnet steel housing, magnet steel housing comprises magnet steel upper cover 23 and magnet steel lower cover 26, the second magnet 21 is arranged in magnet steel housing, and the second magnet 21 is fixedly installed on magnet steel lower cover 26, and the first magnet 25 is fixedly installed on magnet steel upper cover 23, magnet pull bar 22 is fixedly connected on magnet steel lower cover 26, between the first magnet 25 and the second magnet 21, is provided with spring 24.Quartz ampoule contacts with magnet steel upper cover 23, and drive division drives the second magnet 21 to move to make the second magnet 21 and the first magnet 25 overcome the elastic force adhesive of spring 24.Because making the second magnet 21 and the first magnet 25, the conduction of heat of magnet steel upper cover 23 is heated.Along with the temperature rise of the second magnet 21 and the first magnet 25, the magnetic of the second magnet 21 and the first magnet 25 weakens, and in the time that the magnetic force between the second magnet 21 and the first magnet 25 cannot overcome the elastic force of spring 24, the second magnet 21 separates with the first magnet 25.
Preferably, drive division comprises power unit and activation lever 41, activation lever 41 is arranged on monitor station 30 rotationally, the first end of activation lever 41 is fixedly connected with the magnet pull bar 22 of test magnet steel 20, the second end of activation lever 41 moves down with pressurized under the driving of power unit, and drive the first end of activation lever 41 to move up, the first end of activation lever 41 promotes while moving up to move on magnet pull bar 22, and then makes the second magnet 21 overcome resistance and first magnet 25 adhesives of spring 24.
Power unit comprises drive motor 42 and pressure arm 43.Pressure arm 43 and drive motor 42 drives and is connected and arranges rotationally around the output shaft of drive motor 42, pressure arm 43 around the output shaft rotation of drive motor 42 during to primary importance by the second side pressure of activation lever 41 down to extreme lower position.
In the present embodiment, pressure arm 43 comprises control lever and connecting link, and connecting link is connected between the output shaft and control lever of drive motor 42.On monitor station 30, parallel interval is placed with multiple test magnet steel 20, is provided with correspondingly multiple activation lever 41, to can improve testing efficiency with test magnet steel 20.In the present embodiment, control lever drives whole activation lever 41 simultaneously.
Control part comprises auxiliary reclay 81, the first switch 51, second switch 54, restriction unit, pressure arm position and timing unit.Auxiliary reclay 81 is connected with drive motor 42, and when work, auxiliary reclay 81 makes drive motor 42 forwards, and drive motor 42 rotates and drives control lever to move to primary importance, and control lever makes the second end pressurized of activation lever 41 be moved downward to extreme lower position.
The first switch 51 is arranged under the connecting link of pressure arm 43, the control lever of pressure arm 43 moves to primary importance depresses the second end of activation lever 41, connecting link rotates backward drive motor 42 after touching the first switch 51, the first switch 51 closures, and drives pressure arm 43 oppositely to move.
Preferably, restriction unit, pressure arm position comprises the 3rd switch 53, the 3rd switch 53 is electrically connected with drive motor 42, pressure arm 43 counter motion touching the 3rd switches 53, the 3rd switch 53 disconnects, drive motor 42 power-off, pressure arm 43 stop motions, can control by restriction unit, pressure arm position the position that pressure arm 43 moves.
Second switch 54 is connected with quartz ampoule, and second switch 54 is positioned at the below of activation lever 41, activation lever 41 is pressed on second switch 54, second switch 54 is in pressed status, after the second end of activation lever 41 is depressed, the first end of activation lever 41 lifts, and second switch 54 takeoffs, quartz ampoule circuit is connected, and quartz ampoule is energized and starts and generates heat.
Timing unit comprises very first time relay 52, very first time relay 52 is connected with the first switch 51 and auxiliary reclay 81 respectively, the first switch 51 closures, very first time relay 52 starts timing, Preset Time for example 2 minutes in very first time relay 52, when timing arrives after Preset Time, auxiliary reclay 81 is controlled drive motor 42 forwards, starts test next time, can realize like this automatic test, save manpower, and reduced staff's labour intensity.
In order to improve testing efficiency, test section comprises counting unit, and counting unit comprises the first counter 61, the first counter 61 is connected with second switch 54, and second switch 54 takeoffs, and is also that the first end of activation lever 41 is while lifting, the circuit of the first counter 61 is connected, and the first counter 61 counts once.
In order to improve testing efficiency, shorten the test duration, magnet steel life tests equipment also comprises cooling unit, cooling unit can improve the cooling velocity of test magnet steel 20.Cooling unit comprises heat emission fan 71, and the air outlet of heat emission fan 71, towards test magnet steel 20, blows out wind and makes to test magnet steel 20 temperature to test magnet steel 20 and reduce.Heat emission fan 71 is connected with second switch 54, when activation lever 41 contacts with second switch 54, second switch 54 presses down, heat emission fan 71 is connected with second switch 54, and heat emission fan 71 circuit are connected, and heat emission fan 71 is rotated, to carry out cooling to test magnet steel 20, when the first end of activation lever 41 lifts, second switch 54 takeoffs, and heat emission fan 71 stops operating.
The test process of magnet steel equipment for testing service life is as follows:
After auxiliary reclay 81 energisings, control drive motor 42 forwards, drive motor 42 drives pressure arm 43 to be rocked to primary importance, pressure arm 43 makes the second end pressurized of activation lever 41 be displaced downwardly to extreme lower position, now the first end of activation lever 41 moves up, and promote to move on magnet pull bar 22, make the second magnet 21 and the first magnet 25 adhesives.When the first end of activation lever 41 moves up, activation lever 41 separates with second switch 54, second switch 54 is the state of takeofing, the first counter 61 energising numerations once, quartz ampoule is energized and starts heating, the first magnet 25 and the second magnet 21 are conducted and are heated by heat, the temperature of the first magnet 25 and the second magnet 21 raises, magnetic reduces, in the time that the attractive force between the first magnet 25 and the second magnet 21 is not enough to overcome the elastic force of spring 24, the second magnet 21 separates with the first magnet 25, the second magnet 21, the first end of magnet pull bar 22 and activation lever 41 moves down, the first end of activation lever 41 moves down after touching second switch 54, second switch 54 is in pressed status, heat emission fan 71 is switched on, heat emission fan 71 starts to lower the temperature for test magnet steel 20.
When pressure arm 43 is rocked to primary importance, the connecting link of pressure arm 43 touches the first switch 51, the first switches 51 for often driving microswitch, and the touched rear closure of the first switch 51, makes very first time relay 52 start timing, and drive motor 42 starts to rotate backward.Drive motor 42 rotates backward rear drive pressure arm 43 backswings, and in the time that pressure arm 43 is rocked to touching the 3rd switch 53, the 3rd switch 53 is normally closed microswitch, and the 3rd switch 53 disconnects, drive motor 42 power-off, pressure arm 43 stop motions.
52 timing of very first time relay are to Preset Time value, and auxiliary reclay 81 is controlled drive motor 42 forwards, start test next time.So repeated test is until the first magnet 25 and the second magnet 21 cannot adhesives, record heating times now, this heating times is testing time, and the number of times specifying in testing time and testing standard is compared, if testing time is little defective, if testing time is greatly qualified.The number of times specifying in testing standard can be determined according to concrete test environment and testing requirement.
The first magnet 25 and the second magnet 21 cannot adhesive can have manual monitoring and judge, also can add automatic alarm unit, and in the time judging that the first magnet 25 and the second magnet 21 cannot adhesives, automatic alarm unit gives the alarm and stops test.
From above description, can find out, the utility model the above embodiments have realized following technique effect: the response to temperature that can automatically detect magnet steel by this magnet steel life tests equipment, determine whether magnet steel can meet user demand, it is more accurate to test, and simple to operate, can save manually, make test more reliable.
The foregoing is only preferred embodiment of the present utility model, be not limited to the utility model, for a person skilled in the art, the utility model can have various modifications and variations.All within spirit of the present utility model and principle, any amendment of doing, be equal to replacement, improvement etc., within all should being included in protection domain of the present utility model.
Claims (10)
1. a magnet steel life tests equipment, is characterized in that, comprising:
Heating part (10), heat test magnet steel (20) described heating part (10), described test magnet steel (20) comprises the first magnet (25) and the second magnet (21), and described the first magnet (25) is fixedly connected with described heating part (10) and carries out heat and conducts;
Drive division, described drive division drives second magnet (21) of described test magnet steel (20) mobile, makes second magnet (21) and described the first magnet (25) adhesive of described test magnet steel (20), to carry out heat conduction;
Test section, the heating times when the second magnet (21) that described test section detects described test magnet steel (20) and described the first magnet (25) cannot adhesives.
2. magnet steel life tests equipment according to claim 1, it is characterized in that, described magnet steel life tests equipment also comprises control part, described control part is connected with described drive division, and control described drive division work or stop, described control part is connected with described heating part (10), and controls described heating part (10) and heat or stop.
3. magnet steel life tests equipment according to claim 2, it is characterized in that, described magnet steel life tests equipment also comprises monitor station (30), described test magnet steel (20) is placed on described monitor station (30), described drive division comprises activation lever (41), described activation lever (41) is arranged on described monitor station (30) movably, on described the second magnet (21), be fixedly connected with magnet pull bar (22), the first end of described activation lever (41) is fixedly connected with described magnet pull bar (22), the second end pressurized of described activation lever (41) moves down, and drive the first end of described activation lever (41) to move up, make described the second magnet (21) and described the first magnet (25) adhesive.
4. magnet steel life tests equipment according to claim 3, it is characterized in that, described test magnet steel (20) also comprises magnet steel housing, described magnet steel housing comprises magnet steel upper cover (23) and magnet steel lower cover (26), described the second magnet (21) is fixedly installed on described magnet steel lower cover (26), described the first magnet (25) is fixedly installed on described magnet steel upper cover (23), described magnet pull bar (22) is fixedly connected on described magnet steel lower cover (26), between described the first magnet (25) and described the second magnet (21), be provided with spring (24), described the second magnet (21) overcomes the elastic force of described spring (24) and is adsorbed on described the first magnet (25) under the driving of described activation lever (41).
5. magnet steel life tests equipment according to claim 4, is characterized in that, described drive division also comprises power unit, and described power unit comprises:
Drive motor (42);
Pressure arm (43), described pressure arm (43) and described drive motor (42) drive and are connected and arrange rotationally around the output shaft of described drive motor (42), described pressure arm (43) around the output shaft rotation of described drive motor (42) during to primary importance by under the second side pressure of described activation lever (41).
6. magnet steel life tests equipment according to claim 5, is characterized in that, described control part is connected with described power unit, and described control part comprises:
Auxiliary reclay (81), described auxiliary reclay (81) is electrically connected with described drive motor (42), and controls described drive motor (42) forward, and described drive motor (42) drives described pressure arm (43) motion;
The first switch (51), described the first switch (51) is arranged under described pressure arm (43), when moving to described primary importance, described pressure arm (43) touches described the first switch (51), described the first switch (51) closure, after described drive motor (42) reversion, described the first switch (51) returns to disconnection;
Second switch (54), described second switch (54) is connected with described heating part (10), and described second switch (54) is positioned at the below of described activation lever (41), the first end of described activation lever (41) lifts, described second switch (54) takeoffs, and described heating part (10) energising starts heating.
7. magnet steel life tests equipment according to claim 6, it is characterized in that, described control part also comprises timing unit, described timing unit comprises very first time relay (52), described very first time relay (52) is connected with described the first switch (51) and described auxiliary reclay (81) respectively, described the first switch (51) closure, described very first time relay (52) starts timing, timing is to the schedule time, and described auxiliary reclay (81) is controlled described drive motor (42) forward.
8. magnet steel life tests equipment according to claim 6, it is characterized in that, described test section comprises counting unit, described counting unit comprises the first counter (61), described the first counter (61) is connected with described second switch (54), described second switch (54) takeoffs, and described the first counter (61) counts once.
9. magnet steel life tests equipment according to claim 6, it is characterized in that, described control part also comprises restriction unit, pressure arm position, restriction unit, described pressure arm position comprises the 3rd switch (53), described the 3rd switch (53) is electrically connected with described drive motor (42), and described the 3rd switch (53) is touched in described pressure arm (43) counter motion, and described the 3rd switch (53) disconnects, described drive motor (42) power-off, described pressure arm (43) stop motion.
10. magnet steel life tests equipment according to claim 6, it is characterized in that, described magnet steel life tests equipment also comprises cooling unit, described cooling unit comprises heat emission fan (71), the air outlet of described heat emission fan (71) is towards described test magnet steel (20), blow out wind and described test magnet steel (20) temperature is reduced to described test magnet steel (20), described heat emission fan (71) is connected with described second switch (54), described in when described activation lever (41) contacts with described second switch (54), second switch (54) presses down, described heat emission fan (71) energising is rotated.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420104924.1U CN203732708U (en) | 2014-03-07 | 2014-03-07 | Magnetic steel service life detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420104924.1U CN203732708U (en) | 2014-03-07 | 2014-03-07 | Magnetic steel service life detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203732708U true CN203732708U (en) | 2014-07-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420104924.1U Withdrawn - After Issue CN203732708U (en) | 2014-03-07 | 2014-03-07 | Magnetic steel service life detection device |
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| Country | Link |
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| CN (1) | CN203732708U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104898076A (en) * | 2014-03-07 | 2015-09-09 | 石家庄格力电器小家电有限公司 | Magnetic steel service life detection device |
-
2014
- 2014-03-07 CN CN201420104924.1U patent/CN203732708U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104898076A (en) * | 2014-03-07 | 2015-09-09 | 石家庄格力电器小家电有限公司 | Magnetic steel service life detection device |
| CN104898076B (en) * | 2014-03-07 | 2017-10-31 | 石家庄格力电器小家电有限公司 | Magnet steel life tests equipment |
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Owner name: GELI ELECTRIC APPLIANCE CO., LTD., ZHUHAI Effective date: 20141015 Owner name: SHIJIAZHUANG GREE ELECTRIC APPLIANCE SMALL DOMESTI Free format text: FORMER OWNER: GELI ELECTRIC APPLIANCE CO., LTD., ZHUHAI Effective date: 20141015 |
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Free format text: CORRECT: ADDRESS; FROM: 519070 ZHUHAI, GUANGDONG PROVINCE TO: 050000 SHIJIAZHUANG, HEBEI PROVINCE |
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| TR01 | Transfer of patent right |
Effective date of registration: 20141015 Address after: 050000 252 Zhujiang Road, hi tech Development Zone, Hebei, Shijiazhuang Patentee after: SHIJIAZHUANG GREE SMALL HOUSEHOLD ELECTRICAL APPLIANCES Co.,Ltd. Patentee after: GREE ELECTRIC APPLIANCES Inc. OF ZHUHAI Address before: 519070 Guangdong city of Zhuhai Province Qianshan No. six Patentee before: GREE ELECTRIC APPLIANCES Inc. OF ZHUHAI |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20140723 Effective date of abandoning: 20171031 |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20140723 Effective date of abandoning: 20171031 |
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| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |