JP2012044827A - Non-contact charger - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a non-contact charger which allows power transmission at high efficiency by mounting a power feeding coil 12a on a portion having a curved shape.SOLUTION: A power feeding coil 12a is mounted on a plate member 4 having a curved shape, at a housing rack 2 for housing a helmet 1, and further, a power receiving coil 22a is mounted on the rear part of the helmet 1. When the helmet 1 is housed in a housing part 3 of the housing rack 2 under such condition as a current is flown to the power feeding coil 12a, the power feeding coil 12a and the power receiving coil 22a face each other, consequently the electric power is transmitted from the power feeding coil 12a to the power receiving coil 22a. And then, the transmitted electric power is charged into a battery 24. Thus, the electric power can be transmitted at high efficiency from a power feeding side to a charging side, and a worker who wears the helmet 1 can charge the battery 24 by a simple operation.

Description

  According to the present invention, a power feeding coil provided on the power transmission side and a power receiving coil provided on the charging side are arranged close to each other, power is transmitted from the power feeding coil to the power receiving coil in a non-contact manner, and a battery connected to the power receiving coil is charged. The present invention relates to a non-contact charging device.

  For example, work clothes and helmets worn by workers when working on construction sites include types that are equipped with electrical equipment such as lighting equipment and cooling devices. Is equipped with a battery for supplying electric power to the electrical equipment.

  Therefore, the worker needs to charge the battery periodically (for example, when the work of one day is completed) and prepare for the next use. However, after a day's work is completed, the worker is often tired, and the cumbersome operation of connecting the battery attached to the work clothes or helmet to a dedicated charger and performing the charging operation Can be omitted.

  In such a case, when the work clothes or the helmet is worn again the next day, the amount of charge of the battery is reduced, and there arises a problem that the battery cannot be used.

  Therefore, as a technique for charging a battery by transmitting power from the power source side to the battery side without contact without requiring a troublesome operation of connecting the battery and the charger with an electric wire, for example, Japanese Patent Laying-Open No. 2006-314181. What is described in the gazette (patent document 1) is known. In Patent Document 1, a primary coil is provided on the power supply side, a secondary coil is provided on the charging side, and the primary coil and the secondary coil are arranged close to each other so that power generated on the power supply side is not contacted. The technique which transmits to the charge side and charges the battery provided on the charge side is disclosed.

JP 2006-314181 A

  However, in the conventional example disclosed in Patent Document 1 described above, a planar power transmission device on which a feeding coil is mounted and a planar charging device on which a power receiving coil is mounted are arranged opposite to each other from the power transmission device side. Since the power is transmitted to the power receiving device, there is a restriction on the installation location.

  For example, when charging a battery mounted on the helmet when the helmet is stored in the storage shelf, it is necessary to provide a power supply coil in the storage shelf. It is not easy to provide a feeding coil having a shape. In addition, when the worker wears work clothes and charges the battery carried by the worker when sitting on the chair, it is desirable to provide a power supply coil on the back of the chair, It is not easy to provide a planar feeding coil on the back of a chair having a curved shape.

  Therefore, there has been a growing demand to somehow install a power feeding coil in a part having a curved surface shape or a part having flexibility, efficiently transmit power to the power receiving coil, and charge the battery.

  The present invention has been made in order to solve such a conventional problem, and an object of the present invention is to mount a feeding coil on a curved surface portion or a flexible portion so as to achieve high efficiency. It is providing the non-contact charging device which enables electric power transmission.

  In order to achieve the above object, the invention described in claim 1 of the present application includes a power supply coil (12a to 12d) disposed on a power transmission side member having a curved surface shape or flexibility, and a power source ( 15) A power supply circuit (for example, the regulator circuit 13) that supplies the power output from the power supply coil, and a power reception coil (22a to 22e) that is disposed on the wearable item worn by the wearer (for example, the worker 36). ) And storage means (for example, battery 24) connected to the power receiving coil, storing power received via the power receiving coil, and supplying driving power to the electrical equipment worn by the wearer When the power feeding coil and the power receiving coil are arranged close to each other, the power supplied to the power feeding coil is received by the power receiving coil, and the received power is stored in the power storage means. And wherein the Rukoto.

  According to a second aspect of the present invention, the worn article is a helmet (1), the power transmission side member is a housing member (for example, a plate member 4) that houses the helmet, and the feeding coil is the housing. The member is provided at a position close to the power receiving coil provided in the helmet when the helmet is accommodated, and when the helmet is accommodated in the accommodating member, the power feeding coil and the power receiving coil are disposed in proximity to each other, The power supplied to the power feeding coil is transmitted to the power receiving coil.

  In the invention according to claim 3, the wearing article is clothes (for example, work clothes 31), the power receiving coil is provided on a back portion of the clothes, and the power transmission side member is a chair, The power supply coil is mounted on a backrest of the chair, and when the wearer is seated on the chair, the power supply coil and the power reception coil are disposed close to each other, and the power supplied to the power supply coil is supplied to the power reception coil. It is characterized by transmitting.

  The invention according to claim 4 is characterized in that the chair is a vehicle seat (33).

  According to a fifth aspect of the present invention, the wearing article is a shoe (63), the power receiving coil is embedded in a bottom surface of the shoe, the power transmission side member is a floor mat (62), and the wearing When a person puts the shoes on the floor mat, the power feeding coil and the power receiving coil are arranged close to each other, and the power supplied to the power feeding coil is transmitted to the power receiving coil.

  According to a sixth aspect of the present invention, the shoe includes a first connector (66) connected to the power receiving coil, a second connector (65) that is detachable from the first connector, and the second connector. The wearer is equipped with wiring (61) for connecting the battery and the power storage means.

  In the non-contact charging device according to the present invention, a flexible power feeding coil (12a to 12d) is provided on a curved surface or a flexible power transmission side member, and a power receiving coil ( 22a-22e), the power feeding coil and the power receiving coil can be efficiently magnetically coupled, and power can be efficiently transmitted from the power feeding coil to the power receiving coil.

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is an external view of a helmet on which a non-contact charging device according to a first embodiment of the present invention is mounted and a storage shelf. It is an external view of the helmet by which the non-contact charging device which concerns on 1st Embodiment of this invention is mounted. It is explanatory drawing which shows a mode that it looked from the front side when the helmet by which the non-contact charging device which concerns on 1st Embodiment of this invention is mounted in the storage shelf. It is a block diagram which shows the electrical structure of the non-contact charging device which concerns on the 1st-3rd embodiment of this invention. It is an external view of the work clothes in which the non-contact charging device which concerns on 2nd Embodiment of this invention is mounted. It is explanatory drawing which shows the structure of the vehicle seat by which the non-contact charging device which concerns on 2nd Embodiment of this invention is mounted. The external view of the LED vest by which lighting is controlled by the non-contact charging device which concerns on 2nd Embodiment of this invention. It is explanatory drawing which shows the modification of the non-contact charging device which concerns on 2nd Embodiment of this invention. It is an external view of the work shoes by which the non-contact charging device which concerns on 3rd Embodiment of this invention is mounted, and a floor mat. It is explanatory drawing which shows the detailed structure of the work shoes by which the non-contact charging device which concerns on 3rd Embodiment of this invention is mounted, and a floor mat.

  Hereinafter, embodiments of the present invention will be described with reference to the drawings.

[Description of First Embodiment]
FIG. 1 is an external view of a helmet 1 (wearing item) on which the non-contact charging device according to the first embodiment of the present invention is mounted, and a storage shelf 2 for storing the helmet 1, and FIG. FIG. 3 is an external view when the storage shelf 2 and the helmet 1 are viewed from the front. FIG. 4 is a block diagram showing an electrical configuration of the contactless charging apparatus according to the present embodiment.

  As shown in FIGS. 1 and 3, for example, a storage shelf 2 in which a plurality of storage portions 3 having a substantially semicircular notch (only one is shown in the figure) is formed on a wall surface of a locker room or the like. The worker (wearer) accommodates the helmet 1 by placing the helmet 1 on the accommodating portion 3 from above after the work is completed. Further, when performing the next work, the user removes his / her helmet 1 from the storage shelf 2 and wears it.

  A plate member (power transmission side member, housing member) 4 having a curved shape for projecting toward the front surface and stably holding the helmet 1 is provided around the housing portion 3 formed in the housing shelf 2. Furthermore, as shown in FIG. 3, the plate member 4 is mounted with a power feeding coil 12a of a power feeding side circuit 11 (see FIG. 4).

  1 and 2, the helmet 1 includes a cap body 5 for covering the wearer's head and a collar 6 formed on the front side of the wearer. An LED belt 7 on which a plurality of LEDs 26a are mounted is provided at an appropriate place. Moreover, the charging side circuit 21 (refer FIG. 4) is provided in the rear part surface of the helmet 1, and each LED 26a is lighted by supplying electric power to each LED 26a from the battery 24 mounted in this charging side circuit 21. be able to. Therefore, for example, at night time, the presence of the worker wearing the helmet 1 can be made conspicuous.

  Further, the charging circuit 21 is provided with a power receiving coil 22a (see FIGS. 2 and 3). When the helmet 1 is housed in the housing shelf 2, the power receiving coil 22a and the plate member 4 are provided. The feeding coils 12a face each other.

  Further, as shown in FIG. 4, the non-contact charging apparatus according to the first embodiment is provided on the storage shelf 2 side, and transmits a power output from an AC power supply 15 (for example, AC 100 V). 11 and a charging side circuit 21 that is provided on the helmet 1 side and that receives power transmitted from the power supply side circuit 11 in a non-contact manner and charges the battery 24.

  The power supply side circuit 11 includes a regulator circuit 13 that transforms an AC voltage supplied from the AC power supply 15 to an AC voltage of a predetermined level, a power supply coil 12a that is connected to an output terminal of the regulator circuit 13, and that supplies an AC current, Switch SW1 for switching between output and stop. As described above, since the plate member 4 has a curved surface shape, the feeding coil 12a provided on the plate member 4 also has a curved surface shape. In this case, the power supply coil 12a can be easily mounted on the plate member 4 by using the power supply coil 12a having flexibility.

  The charging circuit 21 forms a magnetic path with the power supply coil 12a, thereby receiving power supplied to the power supply coil 12a in a contactless manner, and AC power received by the power reception coil 22a. And a battery (power storage means) 24 for charging the power rectified by the rectifier circuit 23. Furthermore, a drive circuit 25 is provided for performing control to supply power charged in the battery 24 to a load 26 such as an LED 26a. Further, as described above, since the cap body 5 of the helmet 1 has a curved surface shape, the power receiving coil 22a provided on the cap body 5 also has a curved surface shape. Also in this case, the power receiving coil 22a can be easily mounted on the cap body 5 by using the power receiving coil 12a having flexibility.

  Next, the operation of the non-contact charging apparatus according to the first embodiment configured as described above will be described. When the switch SW1 of the power supply side circuit 11 is turned on, an AC voltage of a predetermined level is applied to the power supply coil 12a shown in FIG. 1, and a current flows through the power supply coil 12a.

  When the worker stores the helmet 1 in the storage portion 3 of the storage shelf 2, the power receiving coil 22 a provided at the rear portion of the helmet 1 and the power supply coil 12 a provided at the plate member 4 are arranged to face each other. Therefore, the power feeding coil 12a and the power receiving coil 22a are magnetically coupled. Accordingly, the power transmitted from the power feeding coil 12a is received by the power receiving coil 22a in a non-contact manner, and the received AC power is rectified by the rectifier circuit 23 and then supplied to the battery 24 and charged to the battery 24. The In other words, the electric power transmitted from the power supply side circuit 11 is received by the charging side circuit 21 in a non-contact manner and the electric power is charged in the battery 24 by the routine operation that the worker stores the helmet 1 in the accommodating portion 3. Will be. Then, the LED 26 a can be turned on by the electric power charged in the battery 24.

  As described above, in the non-contact charging apparatus according to the first embodiment, the worker uses the connection line or the like to charge the battery 24 mounted on the helmet 1 after the work of the day is completed. Since the battery 24 can be charged during routine operations without requiring the troublesome task of connecting a power source to the battery, it is possible to avoid the occurrence of troubles such as forgetting the charging operation.

  That is, in the non-contact charging device according to the first embodiment, the feeding member 12 having flexibility is provided on the plate member 4 formed in a curved shape, and further, the flexibility of the cap body 5 of the helmet 1 having a curved shape. Therefore, the coils 12a and 22a can be reliably magnetically coupled, and power can be efficiently transmitted from the power supply side circuit 11 to the charging side circuit 21.

[Description of Second Embodiment]
Next, a second embodiment of the present invention will be described. In the second embodiment, a power receiving coil is provided in work clothes (wear items, clothes) worn by an operator (wearer), a power supply coil is provided in a seat back (backrest portion) mounted on the vehicle, and the worker When the user gets on the vehicle, electric power is transmitted from the power supply coil to the power reception coil to charge the battery equipped by the worker. Hereinafter, the second embodiment will be described in detail with reference to FIGS.

  FIG. 5 is an external view of the work clothes 31 worn by the worker 36, FIG. 6 is an explanatory view showing the configuration of the seat 33 mounted on the vehicle, and FIG. 7 is worn from above the work clothes 31 by the worker. 2 is an external view of an LED vest 41. FIG.

  As shown in FIG. 5, a flexible power receiving coil 22b is attached to the back portion of the work clothes 31, and the power receiving coil 22b is connected to a battery 24 carried by the worker 36 via an electric wire (not shown). Has been. Further, the battery 24 is connected to an LED vest 41 (see FIG. 7) worn by the worker 36 on the work clothes 31.

  As shown in FIG. 7, the LED vest 41 includes a plurality of LEDs 26 b in portions corresponding to the chest and the back side of the worker 36, and the LEDs 26 b are turned on when power is supplied from the battery 24.

  6 is an explanatory view showing the seat 33 mounted on the vehicle, FIG. 6 (a) is an external view, FIG. 6 (b) is a side view, FIG. 6 (c) is a front view, and FIG. 6 (d). These show side views when the worker 36 is seated on the seat 33. As shown in the drawing, a flexible power supply coil 12 b is mounted inside the seat back 34 of the seat 33.

  Note that the non-contact charging apparatus according to the second embodiment also has a circuit configuration as shown in FIG. 4 described above. That is, the power supply coil 12b shown in FIGS. 6A to 6D is supplied with power from the regulator circuit 13 shown in FIG. 4, and the AC voltage received by the power receiving coil 22b shown in FIG. After being rectified by the rectifier circuit 23 shown in FIG. Then, the LED 26 b mounted on the LED vest 41 can be turned on by the power charged in the battery 24.

  Next, the operation of the contactless charging apparatus according to the second embodiment will be described. When the switch SW1 of the power supply side circuit 11 shown in FIG. 4 is turned on, an AC voltage of a predetermined level is applied to the power supply coil 12b mounted in the seat back 34 shown in FIG. 6, and a current flows through the power supply coil 12b.

  When the worker 36 wearing the work clothes 31 gets on the vehicle and sits on the seat 33, as shown in FIG. 6 (d), the power receiving coil 22b mounted on the back portion of the work clothes 31 and the seat back The feeding coil 12b mounted in 34 is arranged to face each other. Accordingly, since the power feeding coil 12b and the power receiving coil 22b are magnetically coupled, the power transmitted from the power feeding coil 12b is received by the power receiving coil 22b, and the received AC power is rectified by the rectifier circuit 23 (see FIG. 4). After that, the battery is carried by the operator 36 (see FIGS. 4 and 5), and the battery 24 is charged. That is, the electric power transmitted from the power supply side circuit 11 is received by the charging side circuit 21 in a non-contact manner by a normal operation of sitting on the seat 33 in the vehicle with the worker 36 wearing the work clothes 31. This electric power is charged in the battery 24. Then, the LED 26 a mounted on the LED vest 41 can be turned on by the power charged in the battery 24.

  Thus, in the non-contact charging device according to the second embodiment, the worker 36 connects the power source to the battery 24 using a connection line or the like when the charge amount of the battery 24 carried by the worker 36 decreases. It is possible to charge the battery 24 by a normal operation within the work process of sitting on the seat 33 of the vehicle without requiring the troublesome work of charging, and avoid the trouble of forgetting the charging operation. Can do.

  That is, in the non-contact charging apparatus according to the second embodiment, the flexible power feeding coil 12b is mounted in the seat back 34, and the flexible power receiving coil 22b is also provided on the back portion of the work clothes 31. Therefore, the coils 12b and 22b can be reliably magnetically coupled, and power can be efficiently transmitted from the power supply side circuit 11 to the charging side circuit 21.

  In the above-described second embodiment, the example in which the work clothes 31 and the LED vest 41 are separated has been described. However, in the case where the work clothes 31 and the LED vest 41 are configured integrally. It does not matter.

[Description of Modification of Second Embodiment]
Next, a modification of the second embodiment will be described. FIG. 8 is an explanatory view showing a non-contact charging apparatus according to a modified example of the second embodiment, and power is fed from a seat back 34 (backrest portion) of a seat 33 mounted on a vehicle to a seat cushion 35 (sitting portion). A coil 12c is provided. Furthermore, the receiving coil 22c is provided in the waist part of the work clothes 31 which the worker 36 wears. Even in such a configuration, the power feeding coil 12c and the power receiving coil 22c can be magnetically coupled, and power can be efficiently transmitted from the power feeding side circuit 11 to the charging side circuit 21 to charge the battery 24. Can do.

  In addition, in 2nd Embodiment and the modification which were mentioned above, although the example which equip | installs the receiving coil 22b and 22c with the back part of the work clothes 31, or the waist | hip | lumbar part was demonstrated, the attachment position of a receiving coil is limited to these. Instead, it may be provided at other positions such as the shoulder portion of the work clothes 31 or the shoulder portion of the LED vest 41.

  Further, in the second embodiment and the modification, the vehicle seat 33 is taken as an example of the chair on which the worker 36 is seated, and the example in which the power supply coils 12b and 12c are mounted in the seat 33 has been described. However, the present invention is not limited to this. For example, a power supply coil is mounted on a chair provided in a break room or the like, and the battery 24 is charged when the operator 36 is resting on the chair. It is also possible to do.

[Description of Third Embodiment]
Next, a third embodiment of the present invention will be described. In the third embodiment, a power receiving coil is provided in a work shoe (wearing product) worn by an operator, and a power supply coil is provided in a floor mat (power transmission side member) placed on the floor surface. When work shoes are placed on the battery, electric power is transmitted from the power feeding coil to the power receiving coil to charge the battery equipped by the worker. Hereinafter, the third embodiment will be described in detail with reference to FIGS. 9 and 10. The electrical circuit configuration is the same as that of the circuit shown in FIG.

  FIG. 9 is an explanatory view schematically showing a non-contact charging apparatus according to the third embodiment, and shows a state where a worker 36 carrying the battery 24 stands with work shoes on a floor mat 62. ing. The power feeding side circuit 11 shown in FIG. 4 is connected to the floor mat 62 side, and the charging side circuit 21 shown in FIG. 4 is connected to the worker 36 side. Then, power is transmitted from the power supply side circuit 11 to the charging side circuit 21 in a non-contact manner.

  FIG. 10A is an explanatory diagram showing a configuration of a work shoe 63 worn by the worker 36. Power receiving coils 22d and 22e are provided on the bottom surface on the toe side and the bottom surface on the heel side of the work shoe 63, respectively. Buried. FIG. 10B is an explanatory view showing a state in which the work shoes 63 are placed on the floor mat 62. Inside the floor mat 62, a flexible feeding coil 12d is mounted. .

  As shown in FIG. 10B, each of the power receiving coils 22d and 22e is connected to a plug (first connector) 66 by an electric wire, and the plug 66 is routed in the work clothes 31 worn by the worker 36. It can be attached to and detached from a socket (second connector) 65 provided at the end of the wiring 61. That is, the worker 36 can connect the power receiving coils 22d and 22e and the wiring 61 by inserting the plug 66 into the socket 65, and can pull out the plug 66 from the socket 65 to thereby connect the power receiving coils 22d and 22e. And the wiring 61 can be separated.

  Next, the operation of the non-contact charging apparatus according to the third embodiment of the present invention configured as described above will be described. First, after wearing the work shoes 63 and the work clothes 31, the worker 36 inserts the plug 66 into the socket 65 to electrically connect the power receiving coils 22d, 22e and the wiring 61. Next, when the switch SW1 of the power supply side circuit 11 shown in FIG. 4 is turned on, an AC voltage of a predetermined level is applied to the power supply coil 12d mounted in the floor mat 62 shown in FIG. 10, and current is supplied to the power supply coil 12d. Flowing.

  When the worker 36 wearing the work shoes 63 stands on the floor mat 62 or sits on a chair or the like and places the work shoes 63 on the floor mat 62, The power feeding coil 12d mounted on the power receiving coil 22 and the power receiving coils 22d and 22e mounted in the work shoe 63 are arranged facing each other.

  Accordingly, since the power feeding coil 12d and each of the power receiving coils 22d and 22e are magnetically coupled, the power transmitted from the power feeding coil 12d is received by each of the power receiving coils 22d and 22e, and the received AC power is shown in FIG. After being rectified by the rectifier circuit 23, the battery is carried to the battery 24 carried by the worker 36 (see FIG. 9), and the battery 24 is charged. That is, the electric power transmitted from the power supply side circuit 11 is received by the charging side circuit 21 in a non-contact manner by a daily operation of getting on the floor mat 62 with the worker 36 wearing the work shoes 63. The battery 24 is charged with this electric power. Then, with the electric power charged in the battery 24, for example, electric power can be supplied to an LED (not shown) mounted on the work clothes and the LED can be turned on.

  Thus, in the non-contact charging apparatus according to the third embodiment, the worker 36 connects the power source to the battery 24 using a connection line or the like when the charge amount of the battery 24 carried by the worker 36 decreases. The battery 24 can be charged by a simple operation of placing the work shoes 63 on the floor mat 62 without requiring the troublesome work of charging, thereby avoiding the trouble of forgetting the charging operation. it can.

  That is, in the non-contact charging apparatus according to the third embodiment, the power feeding coil 12d having flexibility is provided in the floor mat 62, and the power receiving coils 22d and 22e are further provided in the work shoe 63. 12d and each of the power receiving coils 22d and 22e can be reliably magnetically coupled, and power can be efficiently transmitted from the power supply side circuit 11 to the charging side circuit 21.

  In addition, since each of the power receiving coils 22d and 22e and the wiring 61 can be easily attached and detached by the plug 66 and the socket 65, the charging operation can be performed without imposing much burden on the worker 36. .

  The contactless charging apparatus of the present invention has been described based on the illustrated embodiment. However, the present invention is not limited to this, and the configuration of each part is replaced with an arbitrary configuration having the same function. be able to.

  INDUSTRIAL APPLICABILITY The present invention is extremely useful when performing non-contact charging by mounting a power feeding coil on a power transmission side member having a curved surface shape and flexibility.

DESCRIPTION OF SYMBOLS 1 Helmet 2 Storage shelf 3 Storage part 4 Plate member 5 Cap body 6 Gutter part 7 LED belt 11 Power supply side circuit 12 (12a-12d) Power supply coil 13 Regulator circuit (power supply circuit)
DESCRIPTION OF SYMBOLS 15 AC power supply 21 Charging side circuit 22 (22a-22e) Charging coil 23 Rectifier circuit 24 Battery (electric storage means)
25 Drive circuit 26 Load 26a LED
26b LED
31 Work clothes 33 Seat 34 Seat back 35 Seat cushion 36 Worker 41 LED vest 61 Wiring 62 Floor mat 63 Work shoes 65 Socket (second connector)
66 plug (first connector)

Claims (6)

Curved shape, or feeding coil arranged on the power transmission side member having flexibility,
A power supply circuit connected to the power supply coil and supplying power output from a power source to the power supply coil;
A power receiving coil disposed on a wearable item worn by the wearer;
A power storage means connected to the power receiving coil, storing power received through the power receiving coil, and supplying power for driving to the electrical equipment worn by the wearer; and
When the power feeding coil and the power receiving coil are arranged close to each other, the power received by the power receiving coil is received by the power receiving coil, and the received power is stored in the power storage means. . The worn article is a helmet,
The power transmission side member is a housing member that houses the helmet,
The power feeding coil is provided at a position of the housing member in proximity to the power receiving coil provided on the helmet when the helmet is housed.
The power feeding coil and the power receiving coil are disposed close to each other when the helmet is accommodated in the housing member, and the power supplied to the power feeding coil is transmitted to the power receiving coil. The non-contact charging device described. The worn article is clothes, and the power receiving coil is provided on a back portion of the clothes,
Furthermore, the power transmission side member is a chair, and the power feeding coil is mounted on a back of the chair, and when the wearer sits on the chair, the power feeding coil and the power receiving coil are arranged close to each other, and the power feeding The non-contact charging apparatus according to claim 1, wherein power supplied to the coil is transmitted to the power receiving coil.   The contactless charging apparatus according to claim 3, wherein the chair is a vehicle seat. The worn article is a shoe, and the power receiving coil is embedded in a bottom surface of the shoe,
The power transmission side member is a floor mat, and when the wearer puts the shoes on the floor mat, the power feeding coil and the power receiving coil are arranged close to each other, and the power supplied to the power feeding coil is received by the power receiving coil. The non-contact charging device according to claim 1, wherein the non-contact charging device transmits to a coil. The shoe has a first connector connected to the power receiving coil,
The contactless charging apparatus according to claim 5, wherein the wearer is equipped with a second connector that can be attached to and detached from the first connector, and a wiring that connects the second connector and the power storage unit.

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