CN204886435U - Device of electric automobile carriage way non -contact type power supply - Google Patents
Device of electric automobile carriage way non -contact type power supply Download PDFInfo
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- CN204886435U CN204886435U CN201520661193.5U CN201520661193U CN204886435U CN 204886435 U CN204886435 U CN 204886435U CN 201520661193 U CN201520661193 U CN 201520661193U CN 204886435 U CN204886435 U CN 204886435U
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- electric automobile
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Abstract
The utility model relates to a device of electric automobile carriage way non -contact type power supply is applicable to all electric automobile, including pure electric vehicles, fuel, the dual -purpose car of battery and fuel car add the car of motor. Set up power supply track on the runway way, power supply track is the electromagnetic induction device that comprises primary and magnetic materials, and cooperation electric automobile goes up power guiding device's secondary coil, guide electric automobile through hugging closely of coil magnetic core moving the contact with induced -current on. The electric automobile in -process that traveles, power guiding device and power supply track can communicate at any time or break offs, and in the time of electric automobile's power guiding device intercommunication power supply track, the carriage way power is to the electric automobile power supply or charge, overtakes other vehicles or other reasons when leaving power supply track power guiding device and power supply track disconnection, the battery or the fuel power guiding device 2 of electric automobile use outfit this moment because of needs as electric automobile.
Description
Technical field
The utility model belongs to electric automobile field, particularly relates to the device that a kind of electric automobile carriage way non-contact type is powered, is applicable to all electric automobiles, comprises pure electric automobile, fuel oil, battery two-purpose car and fuel-engined vehicle install the automobile of motor additional.
Technical background
At present, batteries of electric automobile flying power is limited is the principal element restricting Development of Electric Vehicles.On carriage way, particularly on high speed traveling road, the technical scheme also not having a kind of power supply by supply line to power to electric automobile or product.If adopt the method arranging electric automobile charging pile along high speed traveling road, invest huge, safeguard that formality is complicated, high cost, therefore market is badly in need of a kind of electric automobile power supply technique of low-cost high-efficiency.
Summary of the invention
This technology is limited and invent for existing electric automobile flying power.Carriage way arranges power supply rail, power supply rail is the electromagnetic induction device be made up of primary coil and permeability magnetic material, coordinate the secondary coil of electric automobile power source guiding device, by being close to moving contact of wound core, induced current is directed on electric automobile.In electric automobile during traveling process, power supply guiding device can be communicated with or disconnects at any time with power supply rail, when the power supply guiding device of electric automobile is communicated with power supply rail time, carriage way power supply is powered to electric automobile or is charged, when electric automobile is overtaken other vehicles because of needs or other reasons leaves power supply rail time, power supply guiding device and power supply rail disconnect, and now electric automobile uses the battery or fuel power continuation traveling that are equipped with.Such electric automobile has just accomplished that the most of the time is by carriage way Power supply or charging, and the maneuvring route of other short time travels the battery that can use and carry or fuel oil provides power.
Realizing the technical scheme that the utility model adopts is that carriage way is provided with power distribution equipment, and power distribution equipment is powered to power supply rail by supply line, and power supply rail is longitudinally arranged along carriage way road surface; Electric automobile is provided with power supply guiding device, by power supply guiding device, guided by the power supply on power supply rail and be connected on electric automobile, the contact of power supply guiding device and power supply rail is completed by the adhesive of magnetic material, and can be communicated with at any time or disconnect.Power supply rail is made up of the primary coil with magnetic core, segmented magnetic core, main orbit magnetic core etc., when the magnetic core of the secondary coil of electric automobile be close to main orbit magnetic core move time, the magnetic field produced by primary coil forms field circuit via primary coil magnetic core, segmented magnetic core, main orbit magnetic core and secondary coil, thus generation current on the secondary winding, in being available to electric powered motor.The electric automobile most of the time is by having carriage way Power supply or the charging of power supply rail, and the maneuvring route of other short time travels the battery that carries or fuel oil can be used to provide power.So both considerably increase the course continuation mileage of electric automobile, and greatly reduce energy consumption cost.Carriage way power supply comprises the supplementary power supply etc. of the supply line of big power station, small power station's supplementary power and solar power generation, wind power generation, hydroelectric power generation etc.
Accompanying drawing explanation
Fig. 1 is the induction power supply rail schematic diagram that primary coil magnetic core is serially connected on main orbit magnetic core.
Fig. 2 be primary coil magnetic core be attempted by main orbit magnetic core two magnetic cores between induction power supply rail schematic diagram.
Fig. 3 is the schematic diagram that secondary coil is close on horizontal and main orbit magnetic core.
Fig. 4 is the schematic diagram that the operation of main orbit magnetic core sidewall is close at secondary coil magnetic core two ends in orbital groove.
Fig. 5 is the schematic diagram that induction power supply rail is arranged at below carriage way road surface.
Fig. 6 is the schematic diagram that induction power supply rail is arranged at more than carriage way road surface.
Fig. 7 is the schematic diagram of the fluted body guide rail be arranged in parallel with main orbit magnetic core.
Fig. 8 is that electric automobile is being provided with the schematic diagram that induction power supply rail carriage way travels.
Fig. 9 is other electrical appliance principle schematic arranged along carriage way.
1. carriage way, 2. induction power supply rail, 3. primary coil, 4. magnetic core, 5. main orbit magnetic core, 6. segmented magnetic core, 7. secondary coil, 8. power supply dynamic guiding device, 9. electric automobile, 10. fluted body guide rail, 11. trolley heads, 12. permanent magnetic suction heads, 13. primary coil automatic switches, 14. orbital grooves, 15. by electric pole, and 16. by electric pole branch, 17. Ground roller, 18. normal open switch, 19. contact cotrol heads, 20. filling blocks, 21. plane main orbits, 22. male-type main orbits, 23. crownings.
Embodiment
Be illustrated below in conjunction with accompanying drawing.
Carriage way 1 is vertically arranged with two induction power supply rails 2 substantially parallel with carriage way 1 along carriage way 1, this induction power supply rail 2 is made up of the band primary coil 3 of magnetic core and the magnetic core 4 of high permeability material, magnetic core 4 is divided into main orbit magnetic core 5 and segmented magnetic core 6, main orbit magnetic core 5 is two parallel magnetic conductors, be close to the secondary coil 7 that main orbit magnetic core 5 has the band magnetic core that can move in parallel, the two ends of the magnetic core of secondary coil 7 are close to main orbit magnetic core 5 all the time and move along main orbit magnetic core 5 direction, its direction of motion and main orbit magnetic core 5 parallel longitudinal, the coil lead of secondary coil 7 is connected on electric automobile 9 by power supply dynamic guiding device 8, when secondary coil 7 with the motion of electric automobile 9 on main orbit magnetic core 5 during slippage, the magnetic field that primary coil 3 produces can form field circuit at the magnetic core of secondary coil 7 and main orbit magnetic core 5 and segmented magnetic core 6, thus on secondary coil 7, produce induced current, this electric current is connected on electric automobile 9 as it provides power by power supply dynamic guiding device 8.
Also be provided with fluted body guide rail 10 in parallel along main orbit magnetic core 5, this fluted body guide rail 10 is made up of permeability magnetic material, and edge and track magnetic core 5 upper surface of fluted body guide rail 10 are substantially contour, and its bottom portion of groove is lower than track magnetic core 5 upper surface; The end of power supply dynamic guiding device 8, be namely trolley head (11) with main orbit magnetic core 5 upper surface contact jaw, trolley head (11) comprises secondary coil 7 and permanent magnetic suction head 12, when the fluted body guide rail 10 of permanent magnetic suction head 12 close to permeability magnetic material, just adsorb on it, and the slippage forward with the motion of electric automobile 9, its effect leans on the absorption affinity of self secondary coil 7 to be also tightly attached to also slippage in the above on fluted body guide rail 10.
In Fig. 1, induction power supply rail 2 forms by being with the primary coil 3 of magnetic core, main orbit magnetic core 5, segmented magnetic core 6, primary coil automatic switch 13 and filling block 20.When electric automobile 9 travels close to or arrives a certain primary coil 3 position, primary coil 3 switches on power, its magnetic field forms alternating magnetic field loop through the magnetic core of the magnetic core of primary coil 3, main orbit magnetic core 5, segmented magnetic core 6 and secondary coil 7, this alternating magnetic field loop produces induced current on secondary coil 7, this electric current is transported on electric automobile 9 by wire, charges or directly provide power for its battery.Cause the bent recess position of main orbit magnetic core 5 due to the setting of primary coil 3, filled by the filling block 20 of non-magnet material, to ensure the overall flatness of main orbit magnetic core 5.
Primary coil automatic switch 13 can be induction type also can be contact, also can be that other are any type of, when electric automobile 9 is close or through a certain primary coil 3, the primary coil automatic switch 13 of the primary coil 3 at this place is connected automatically, and when electric automobile 9 sails out of, its primary coil automatic switch 13 also automatically disconnects and connects the primary coil 3 of next stage; In a word, ensure that electric automobile 9 is through out-of-date, the primary coil 3 that the secondary coil 7 on it connects recently switches on power and other primary coils 3 all deenergizations, by that analogy.Segmented magnetic core 6 can be fixing, also can be arranged to dynamic, namely when electric automobile 9 is through out-of-date, segmented magnetic core 6 near it resets to the state that can form field circuit with the magnetic core of the magnetic core of primary coil 3, main orbit magnetic core 5, secondary coil 7, and electric automobile 9 is when sailing out of, then magnetic circuit off-state of giving up the throne.
In Fig. 2, principle and Fig. 1 similar, difference is, the magnetic core of primary coil 3 is not be serially connected on main orbit magnetic core 5, but being attempted by the sidewall of main orbit magnetic core 5, the magnetic core of the magnetic core of primary transformers 3, main orbit magnetic core 5 and secondary coil 7 forms field circuit.
Fig. 3 is that secondary coil 7 is close to the schematic diagram be flat on main orbit magnetic core.In Fig. 3, the magnetic core of primary coil 3 is close to and is flat on the upper surface of main orbit magnetic core 5, and along main orbit magnetic core 5 upper surface horizontal sliding, can will ensure that secondary coil 7 can form field circuit with the magnetic core of main orbit magnetic core 5 and primary coil 3 all the time.
Fig. 4 is the schematic diagram that the operation of main orbit magnetic core sidewall is close at secondary coil magnetic core two ends in orbital groove.Fig. 4 and Fig. 3 principle is roughly the same, difference be the magnetic core of secondary coil 7 be placed in main orbit magnetic core 5 two magnetic cores between, be namely fluted body space between two magnetic cores of main orbit magnetic core 5, be called orbital groove 14, the magnetic core of secondary coil 7 is placed between orbital groove 14, and the sidewall slippage of main orbit magnetic core 5 is close at the magnetic core two ends of secondary coil 7; Ensure that the magnetic core of secondary coil 7 can form field circuit with the magnetic core of main orbit magnetic core 5, primary coil 3 and segmented magnetic core 6 all the time.
Fig. 5 is the schematic diagram that induction power supply rail is arranged at below carriage way road surface.Under induction power supply rail 2 is placed in carriage way 1 road surface, the upper surface of main orbit magnetic core 5 and the surface of carriage way 1 contour so that the magnetic core of secondary coil 7 can be close to slippage on it.
Fig. 6 is the schematic diagram that induction power supply rail is arranged at more than carriage way road surface.Induction power supply rail 2 is placed on carriage way 1 road surface, and the upper surface of main orbit magnetic core 5 exceeds the surface of carriage way 1, and object does not destroy original carriage way road surface.
Fig. 7 is the schematic diagram of the groove fluted body guide rail be arranged in parallel with main orbit magnetic core.Fig. 7 and Fig. 5 is similar, and difference is the signal giving fluted body guide rail 10.When the magnetic core of secondary coil 7 moves on main orbit magnetic core 5, the guide body 20 of permanent magnetic material is tightly adsorbed on the fluted body guide rail 10 of core material, thus also just can ensure that the magnetic core of secondary coil 7 also can be close to the upper surface of main orbit magnetic core 5 and slippage.
Fig. 8 is that electric automobile is being provided with the schematic diagram that induction power supply rail carriage way travels.Electric automobile 9 is connected with Ground roller 17 by electric pole 15 end, thereafter be also connected with by electric pole branch 16, be connected to secondary coil 7 by electric pole branch 16, when electric automobile 9 travels, drag secondary coil 7 also together to move, thus can obtain induced current from main orbit magnetic core 5.
Fig. 9 is other electrical appliance principle schematic arranged along carriage way.Primary coil 3 is provided with normal open switch 18, secondary coil 7 there is contact cotrol head 19, when the secondary coil 7 being connected with electrical appliance presses close to primary coil 3 time, normal open switch 18 on primary coil 3 is connected by the contact cotrol head 19 on secondary coil 7, the alternating magnetic field that primary coil 3 produces produces induced current by the magnetic core of secondary coil 3 on secondary coil 7, and secondary coil 7 is powered to electrical appliance.
In actual applications, as adopted the electromagnetic induction supply power mode of orbital groove 14, also fluted body guide rail 10 can be omitted, by the functional unification of the two; Can not certainly omit.
For existing regular fuel automobile, the mode that installs motor additional can be adopted and be applied on this device, so just greatly reducing car conversion cost.
Power supply dynamic guiding device 8 can also arrange retractor device, guiding device, remote control etc., so that the permanent magnetic suction head 12 of folding and unfolding and guiding trolley head 11 enters fluted body guide rail 10 fast.
Claims (10)
1. the electric automobile carriage way non-contact type device of powering, comprise carriage way, electric automobile, induction power supply rail, current-collecting device, it is characterized in that, carriage way (1) is vertically arranged with two induction power supply rails (2) substantially parallel with carriage way (1) along carriage way (1), this induction power supply rail (2) is made up of the band primary coil (3) of magnetic core and the magnetic core (4) of high permeability material, magnetic core (4) is divided into main orbit magnetic core (5) and segmented magnetic core (6), main orbit magnetic core (5) is two parallel magnetic conductors, be close to the secondary coil (7) that main orbit magnetic core (5) has the band magnetic core that can move in parallel, the two ends of the magnetic core of secondary coil (7) are close to main orbit magnetic core (5) all the time and move along main orbit magnetic core (5) direction, its direction of motion and main orbit magnetic core (5) parallel longitudinal, the coil lead of secondary coil (7) is connected on electric automobile (9) by power supply dynamic guiding device (8), when secondary coil (7) with the motion of electric automobile (9) in main orbit magnetic core (5) upper slippage time, the magnetic field that primary coil (3) produces can form alternating magnetic field loop at the magnetic core of secondary coil (7) and main orbit magnetic core (5) and segmented magnetic core (6), thus on secondary coil (7), produce induced current, this electric current by power supply dynamic guiding device (8) be connected to electric automobile (9) on for its battery charge or directly provide power, fluted body guide rail (10) in parallel is also provided with along main orbit magnetic core (5), the end of power supply dynamic guiding device (8), be namely trolley head (11) with main orbit magnetic core (5) contact jaw, trolley head (11) comprises secondary coil (7) and permanent magnetic suction head (12), when fluted body guide rail (10) of permanent magnetic suction head (12) close to permeability magnetic material, just adsorb on it, and the slippage forward with the motion of electric automobile (9), its effect leans on the absorption affinity of self secondary coil (7) to be also tightly attached to main orbit magnetic core (5) go up and be close to its slippage, carriage way (1) arranges power distribution equipment along the line, and power distribution equipment comprises potential device, converter plant, automatic switch, hand switch etc., electric automobile carriage way (1) non-contact type method of supplying power to also comprises driving intelligent guidance system and electricity charge intelligence collection system.
2. the electric automobile carriage way non-contact type according to claim 1 device of powering, it is characterized in that, induction power supply rail (2) is arranged on below carriage way (1) road surface, upper surface and carriage way (1) road surface of the main orbit magnetic core (5) of induction power supply rail (2) are substantially contour, and form a plane with carriage way (1) road surface, be called plane main orbit (21).
3. the electric automobile carriage way non-contact type according to claim 1 device of powering, it is characterized in that, induction power supply rail (2) is arranged on more than carriage way (1) road surface, namely lay on the surface on existing road surface, become male-type main orbit (22); Magnetic inductive power supply rail (2) is arranged between the road surface of carriage way (1) and crowning (23).
4. the electric automobile carriage way non-contact type according to claim 1 device of powering, it is characterized in that, described segmented magnetic core (6) is close to the magnetic conductor of the sidewall of main orbit magnetic core (5) respectively for both sides, this segmented magnetic core (6) arranges one at a certain distance along main orbit magnetic core (5), to ensure that the magnetic field that primary coil (3) produces can form a field circuit by the magnetic core of segmented magnetic core (6), main orbit magnetic core (5), secondary coil (7); Segmented magnetic core (6) can also be designed to dynamically dislocation and dynamic reposition, namely when electric automobile (9) travels close, segmented magnetic core (6) automatically resets, and ensures that the magnetic core of secondary coil (7) can form the shortest field circuit with main orbit magnetic core (5) and segmented magnetic core (6); And when electric automobile during traveling leaves, the segmented magnetic core (6) of previous stage can disconnect automatically, reduce to avoid the magnetic field in the magnetic core of secondary coil (7) to be bypassed; Segmented magnetic core (6) also can be set to fixed, and it is motionless namely to fix original position.
5. the electric automobile carriage way non-contact type according to claim 1 device of powering, it is characterized in that, primary coil automatic switch (13) is provided with between primary coil (3) and power line, when electric automobile (9) travels close to a certain primary coil (3), the closed energising of primary coil automatic switch (13) at this place, this primary coil (3) produces magnetic field, and when electric automobile (9) traveling leaves this primary coil (3) certain distance, the primary coil automatic switch (13) at this place disconnects automatically, to connect the power supply of next stage primary coil, circulation like this, to ensure that the primary coil (3) of secondary coil (7) place of arrival on electric automobile (9) is in power on state forever, and when it leaves, the primary coil (3) left is in power-off state forever.
6. the electric automobile carriage way non-contact type according to claim 1 device of powering, it is characterized in that, secondary coil (7) has two kinds with the slide lines mode of main orbit magnetic core (5), one be main orbit magnetic core (5) two magnetic cores between for fluted body space, be called orbital groove (14), the magnetic core of secondary coil (7) is just in time placed in orbital groove (14) and ensures that the magnetic core left and right sides of secondary coil (7) is close to the sidewall of the left and right sides magnetic core of main orbit magnetic core (5) respectively, during to ensure that the magnetic core of secondary coil (7) is mobile in orbital groove (14), can with main orbit magnetic core (5), the magnetic core of primary coil (3), segmented magnetic core (6) forms field circuit, another kind of mode is, two magnetic core upper surfaces of main orbit magnetic core (5) are close at the magnetic core two ends of secondary coil (7) respectively, and can along its slippage, to ensure that the magnetic core of this secondary coil (7) can form field circuit with the magnetic core of main orbit magnetic core (5), primary coil (3), segmented magnetic core (6).
7. the electric automobile carriage way non-contact type according to claim 1 device of powering, it is characterized in that, described power supply dynamic guiding device (8) is by by electric pole (15), by electric pole branch (16), trolley head (11), Ground roller (17) and form; That stretches out from electric automobile (9) vehicle body is subject to electric pole (15), its other end is for being subject to electric pole branch (16), by electric pole (15) with have Ground roller (17) by electric pole branch (16) junction, can be mobile with the traveling of car on road surface by electric pole (15) end to support, trolley head (11) is had by electric pole branch (16) termination, trolley head (11) can rely on magnetic attraction to embed fluted body guide rail (10) in electric automobile (9) driving process, carries out rolling friction or sliding friction formula contacts with it; Described trolley head (11) comprises secondary coil (7) and permanent magnetic suction head (12), permanent magnetic suction head (12) is permanent magnetic material, it can be attracted in fluted body guide rail (10) by magnetic attraction, and slippage wherein, one of its effect relies on its magnetic force to take the lead in triggering primary coil automatic switch (13) before secondary coil (7) arrives, and the primary coil on this section of track (3) is switched on power; Another effect of permanent magnetic suction head (12) is directed on main orbit magnetic core (5) by secondary coil (7), so that it is mobile to enable the magnetic core of secondary coil (7) be close to main orbit magnetic core (5).
8. the electric automobile carriage way non-contact type according to claim 1 device of powering, it is characterized in that, the depressed area that described main orbit magnetic core (5) causes owing to arranging primary coil (3), fill with non-magnet material, be called track filling block (20), to make main orbit magnetic core (5) upper surface become two more complete and level and smooth magnetic conduction tracks.
9. the electric automobile carriage way non-contact type according to claim 1 device of powering, it is characterized in that, described primary coil (3) can also receive the outside of carriage way (1) by lead-in wire, as charging pile power supply, street lighting power supply and the safe sources of various electrical appliance power supply along road; This primary coil (3) is arranged on the position of needs, adopt the measures such as water proof and dust proof fire prevention simultaneously, by the magnetic core of primary coil (3) and secondary coil (7) butt end outwardly, the magnetic core of primary coil (3) is close to by the magnetic core of the secondary coil (7) of any corresponding electrical appliance, just can form alternating magnetic field loop, thus produce induced current; Simultaneously, primary coil (3) also will arrange normal open switch (18), corresponding secondary coil (7) is arranged contact cotrol head (19), namely when not having secondary coil (7) to press close to, primary coil (3) is in off-position all the time, and only have secondary coil (7) to press close to, and the contact cotrol head (19) on it touches the normal open switch (18) on primary coil (3), just can trigger and start primary coil switch and turn-on power, so just accomplish the object with this primary coil (3) safe power supply.
10. the electric automobile carriage way non-contact type according to claim 1 device of powering, it is characterized in that, this electric power system can also be arranged in parallel other motor-driven driving electric rails, comprise tramcar induction type power supplying track, comprise and arrange small-sized electric car on pavement and other allow the electricity consumption that travels on Route for pedestrians to travel instrument, other electric running instruments also configure the current-collecting device with secondary coil (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520661193.5U CN204886435U (en) | 2015-08-20 | 2015-08-20 | Device of electric automobile carriage way non -contact type power supply |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520661193.5U CN204886435U (en) | 2015-08-20 | 2015-08-20 | Device of electric automobile carriage way non -contact type power supply |
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| Publication Number | Publication Date |
|---|---|
| CN204886435U true CN204886435U (en) | 2015-12-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520661193.5U Expired - Fee Related CN204886435U (en) | 2015-08-20 | 2015-08-20 | Device of electric automobile carriage way non -contact type power supply |
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| CN (1) | CN204886435U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105978447A (en) * | 2016-07-12 | 2016-09-28 | 邢永安 | Solar road power generation system |
| CN106026209A (en) * | 2016-08-01 | 2016-10-12 | 安徽贝莱电子科技有限公司 | Non-contact power supply system |
| CN106469944A (en) * | 2015-08-20 | 2017-03-01 | 姚舜 | Electric automobile carriage way non-contact type method of supplying power to |
| CN106849375A (en) * | 2017-04-21 | 2017-06-13 | 张雁 | A kind of contactlessly powered system of mobile vehicle |
| CN110014896A (en) * | 2017-10-20 | 2019-07-16 | 鸿海精密工业股份有限公司 | A kind of wireless charging automobile and wireless charging road |
| CN113196611A (en) * | 2018-11-06 | 2021-07-30 | 胡玛沃克斯公司 | Dual function receive/transmit element for wireless charging |
-
2015
- 2015-08-20 CN CN201520661193.5U patent/CN204886435U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106469944A (en) * | 2015-08-20 | 2017-03-01 | 姚舜 | Electric automobile carriage way non-contact type method of supplying power to |
| CN105978447A (en) * | 2016-07-12 | 2016-09-28 | 邢永安 | Solar road power generation system |
| CN105978447B (en) * | 2016-07-12 | 2018-12-04 | 沙斌 | A kind of solar energy highway power generation system |
| CN106026209A (en) * | 2016-08-01 | 2016-10-12 | 安徽贝莱电子科技有限公司 | Non-contact power supply system |
| CN106849375A (en) * | 2017-04-21 | 2017-06-13 | 张雁 | A kind of contactlessly powered system of mobile vehicle |
| CN110014896A (en) * | 2017-10-20 | 2019-07-16 | 鸿海精密工业股份有限公司 | A kind of wireless charging automobile and wireless charging road |
| CN113196611A (en) * | 2018-11-06 | 2021-07-30 | 胡玛沃克斯公司 | Dual function receive/transmit element for wireless charging |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151216 Termination date: 20160820 |