WO2014192817A1 - Unité bobine d'alimentation en courant - Google Patents

Unité bobine d'alimentation en courant Download PDF

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Publication number
WO2014192817A1
WO2014192817A1 PCT/JP2014/064148 JP2014064148W WO2014192817A1 WO 2014192817 A1 WO2014192817 A1 WO 2014192817A1 JP 2014064148 W JP2014064148 W JP 2014064148W WO 2014192817 A1 WO2014192817 A1 WO 2014192817A1
Authority
WO
WIPO (PCT)
Prior art keywords
case
cover
coil unit
coil
bottom plate
Prior art date
Application number
PCT/JP2014/064148
Other languages
English (en)
Japanese (ja)
Inventor
茂生 森
真之 片岡
大樹 小松
Original Assignee
矢崎総業株式会社
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 矢崎総業株式会社 filed Critical 矢崎総業株式会社
Publication of WO2014192817A1 publication Critical patent/WO2014192817A1/fr

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Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F38/00—Adaptations of transformers or inductances for specific applications or functions
    • H01F38/14—Inductive couplings
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
    • B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
    • B60L53/10—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles characterised by the energy transfer between the charging station and the vehicle
    • B60L53/12—Inductive energy transfer
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
    • B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
    • B60L53/30—Constructional details of charging stations
    • B60L53/34—Plug-like or socket-like devices specially adapted for contactless inductive charging of electric vehicles
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00—Details of transformers or inductances, in general
    • H01F27/02—Casings
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00—Details of transformers or inductances, in general
    • H01F27/34—Special means for preventing or reducing unwanted electric or magnetic effects, e.g. no-load losses, reactive currents, harmonics, oscillations, leakage fields
    • H01F27/36—Electric or magnetic shields or screens
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00—Details of transformers or inductances, in general
    • H01F27/34—Special means for preventing or reducing unwanted electric or magnetic effects, e.g. no-load losses, reactive currents, harmonics, oscillations, leakage fields
    • H01F27/36—Electric or magnetic shields or screens
    • H01F27/363—Electric or magnetic shields or screens made of electrically conductive material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
    • B60L2270/00—Problem solutions or means not otherwise provided for
    • B60L2270/10—Emission reduction
    • B60L2270/14—Emission reduction of noise
    • B60L2270/147—Emission reduction of noise electro magnetic [EMI]
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60M—POWER SUPPLY LINES, AND DEVICES ALONG RAILS, FOR ELECTRICALLY- PROPELLED VEHICLES
    • B60M7/00—Power lines or rails specially adapted for electrically-propelled vehicles of special types, e.g. suspension tramway, ropeway, underground railway
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/60—Other road transportation technologies with climate change mitigation effect
    • Y02T10/70—Energy storage systems for electromobility, e.g. batteries
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/60—Other road transportation technologies with climate change mitigation effect
    • Y02T10/7072—Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02T90/10—Technologies relating to charging of electric vehicles
    • Y02T90/12—Electric charging stations
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02T90/10—Technologies relating to charging of electric vehicles
    • Y02T90/14—Plug-in electric vehicles

Definitions

  • the present invention relates to a power feeding coil unit, for example, a non-contact type power feeding coil unit that supplies charging power of a battery mounted on a travelable vehicle such as an electric vehicle or a plug-in hybrid vehicle (PHV).
  • a power feeding coil unit for example, a non-contact type power feeding coil unit that supplies charging power of a battery mounted on a travelable vehicle such as an electric vehicle or a plug-in hybrid vehicle (PHV).
  • a travelable vehicle such as an electric vehicle or a plug-in hybrid vehicle (PHV).
  • PHYV plug-in hybrid vehicle
  • Patent Document 1 discloses a non-contact power feeding device that supplies power to a vehicle charging device in a non-contact manner from a power source installed on the ground.
  • This non-contact power supply device has a primary coil disposed on a road or the like, a secondary coil disposed on the floor of the vehicle, and the vehicle is powered from a power source provided on the ground by electromagnetic induction of the primary and secondary coils. It is designed to supply power to the charging device installed in the.
  • a primary coil used in the non-contact power feeding device described in Patent Document 1 is a flat coil body which is a primary coil in a container formed in an octagonal flat plate box shape including a base portion and a cover portion.
  • the power supply coil unit is configured to accommodate the power supply coil unit, and the power supply coil unit is installed or embedded in the road so as to supply power to the secondary coil of the vehicle in a non-contact manner.
  • the power supply coil unit used for such non-contact power supply needs to have load-bearing performance in consideration of the possibility that the vehicle will accidentally ride on, but it is necessary to use a strength member such as a metal that prevents electromagnetic induction. Can not.
  • the base portion and the cover portion are each formed of resin concrete, and the coil body is accommodated in a box-shaped space formed by the base portion and the cover portion. It has a structure in which a filling is filled in the gap formed inside to give load bearing performance.
  • the filler include foamed materials, lightweight concrete materials, aluminum materials, and low shrinkage resins.
  • a filler is filled in a gap between parts such as a coil housed in a space formed by the base portion and the cover portion, but the curing time, expansion, and contraction of the filler are taken into consideration.
  • the filling amount must be controlled and the filling must be performed uniformly. That is, if the gap remains, the waterproof property is deteriorated. On the other hand, if the amount of the filler is too large, the base portion and the cover portion may expand and the waterproof property may decrease.
  • the problem to be solved by the present invention is to provide a feeding coil unit having a structure in which the influence of electromagnetic waves does not reach the outside by reducing the strength of the leakage magnetic field.
  • a feeding coil unit of the present invention is accommodated in a case having an upper surface opened, a resin cover that covers the opening of the case, and a space formed by the case and the cover.
  • a power cable connected to the coil body and drawn to the outside, and the case is formed of a metal material, and is formed upright on a flat bottom plate and a peripheral portion of the bottom plate. And an annular wall.
  • the case is formed with a flange formed by projecting a peripheral edge of the bottom plate from the wall body, and a packing groove in which a ring packing is mounted over the entire circumference of the top surface of the wall body
  • the cover is formed in a rectangular shape with a resin having no magnetism, and a cover portion that covers the outer peripheral side of the wall of the case is formed to hang down to the flange surface on the periphery of a flat top plate. can do.
  • the waterproofing of the joint between the case and the cover can be performed by the ring packing provided at a position higher than the bottom surface of the case by the height of the wall body, and the water is waterproof at the time of high-pressure washing or the like. Since it is not directly applied to the part, the reliability of the waterproof structure can be improved.
  • a feeding coil unit having a structure in which the influence of electromagnetic waves does not reach the outside by reducing the strength of the leakage magnetic field.
  • a charging power source installed on the ground converts a commercial frequency voltage by an inverter and supplies a relatively high frequency current (hereinafter referred to as a high frequency current) to the feeding coil unit.
  • a non-contact charging system that charges the battery by rectifying the high-frequency current induced in the secondary coil with a rectifier can be configured.
  • the power feeding coil unit used in such a non-contact charging system is formed of a case 1, a cover 2 that covers the upper surface opening of the case 1, and the case 1 and the cover 2. And a coil body 3 accommodated in a space.
  • the case 1 is made of aluminum, which is a paramagnetic material in this embodiment, and has a wall body 12 that is formed in an annular shape standing on the peripheral edge of the flat bottom plate 11, and the peripheral edge of the bottom plate 11 is outside the wall body 12.
  • a cable support plate 5 for supporting and fixing the power cable 4 drawn from the cable through hole 14.
  • An annular packing groove 12a is formed at the top of the wall body 12 along the wall body 12, and an annular O-ring packing 9 is attached to the packing groove 12a.
  • a cable cradle 18 for fixing the power cable 4 and a cable retainer 19 are provided on the bottom surface (inner surface) 11a of the cable support plate 5 and the bottom plate 11, respectively.
  • the cable retainer 19 is fixed to the cable cradle 18 with screws 20, and the power cable 4 is sandwiched and fixed.
  • the gap between the cable through hole 14 and the power cable 4 is waterproofed by packing or the like not shown.
  • the cover 2 is formed in, for example, a rectangular shape with a resin having no magnetism, and a cover portion 22 that covers the outer periphery of the wall 12 of the case 1 is suspended from the periphery of the flat top plate 21.
  • the top plate 21 is formed with a cable cover portion 23 that covers the lead-out portion of the cable 4 in accordance with the cable support plate 5 of the case 1, and a cable cover cover portion 22 a is formed in the cover portion 22 according to this. Yes.
  • the cover portion 22 of the cover 2 is formed so as to extend in contact with the upper surface of the flange 13 of the case 1.
  • the thick part 22b is formed in the cover part 22 of the position corresponding to the through-hole 16 provided in the flange 13 by disperse
  • the fastening member 16a such as a bolt is inserted through the through hole 16 of the case 1 and screwed into the screw hole 22c. It is fixed to 1.
  • the ring-shaped packing 10 is press-fitted into a semicircular arc hole for drawing out the cable formed in the cable cover covering portion 22a to be waterproofed.
  • a bolt (not shown) is screwed into the screw hole 17 a of the pedestal 17 from the through hole 33 b of the bobbin 33, and the coil body 3 is fixed to the case 1. Further, the control unit 6 is disposed in a space formed on the left back side of the coil body 3 in FIG. 1, and a transparent resin film 7 is disposed on the coil body 3 and the control unit 6.
  • a resin buffer plate 8 formed by arranging a plurality of rectangular holes 8a in a lattice pattern is inserted between the lower surface of the coil body 3 and the bottom surface 11a of the case 1.
  • the buffer plate 8 is preferably formed of, for example, a PC-based resin having high toughness.
  • the thickness of the buffer plate 8 is preferably set to a thickness corresponding to the height of the pedestal 17. That is, in this embodiment, the pedestal 17 of the case 1 for fixing the coil body 3 requires the thickness of the pedestal 17 in order to secure the screw receiving length (bag screw), and the upper surface of the pedestal 17 is higher than the bottom surface 11a. Will be higher.
  • the gap between the coil body 3 and the case 1 is eliminated by the buffer plate 8, so that even if the vehicle rides on the power feeding coil unit and a concentrated load is applied to the cover 2, the cover 2, the coil body 3, etc. It is possible to prevent the component parts from being bent and prevent damage. In addition, since the load when the vehicle rides on is distributed to the cover 2, the coil body 3, the buffer plate 8, and the case 1 without being concentrated on specific parts, damage to the components can be prevented. Moreover, according to arrangement
  • the assembled feeding coil unit has a structure shown in the sectional view of FIG.
  • the buffer plate 8 is assembled to the case 1.
  • the buffer plate 8 is inserted inside the pedestal 17 along the wall 12 on the right front side in the drawing of the case 1.
  • the coil body 3 is placed on the upper surface of the buffer plate 8, both side edges of the bobbin 33 are placed on the upper surface of the pedestal 17, bolts (not shown) are inserted into the through holes 33 b,
  • the coil body 3 is fixed to the case 1 by screwing into the hole 17a.
  • the control unit 6 connected to the coil conductor 34 of the coil body 3 and connected to the power cable 4 is arranged in the coil body 3 and accommodated on the left back side in the figure of the case 1.
  • the power cable 4 is inserted into the case 1 through the cable through hole 14 formed in the wall 12 of the case 1 and connected to the control unit 6, and the control unit 6 and the coil conductor 34 are further connected.
  • the power cable 4 is placed on the cable cradle 18, and the cable retainer 19 is fixed to the cable cradle 18 with screws 20.
  • the resin film 7 is mounted on the upper surface of the coil body 3 and the control unit 6, and the cover 2 is covered.
  • the cover 22 of the cover 2 is put on the outer periphery of the wall 12 of the case 1, and the position of the cable cover cover 22 a is aligned with the cable support plate 5 and put on the case 1. Then, from the through hole 16 of the flange 13 of the case 1, as shown in FIG. 3, the bolt 16 a is screwed into a screw hole 22 c formed in the cover portion 22 of the cover 2 and fixed. At this time, an annular O-ring packing 9 is mounted in the packing groove 12 a formed on the top surface of the wall 12 of the case 1. Thereby, it is possible to prevent water from entering the space closed by the case 1 and the cover 2 from the outside.
  • the case 1 that forms the feeding coil unit is formed of a metal material, and the ring-shaped bottom plate 11 and the annular plate formed by standing up at the peripheral edge of the bottom plate 11 are formed. It was set as the structure which has the wall body 12.
  • FIG. As a result, the side surface and the bottom surface side are covered with the metal material case 1 except for the upper surface of the coil body 3 which is an electromagnetic wave generation source. Therefore, the electromagnetic waves are reflected by the wall body 12 and the bottom plate 11 of the case 1 and are exposed to the outside. The leakage can be suppressed and electromagnetic shielding can be performed.
  • the peripheral edge of the bottom plate 11 of the case 1 is projected from the wall body 12 to form the flange 13, and the O-ring packing 9 is provided in the packing groove 12 a formed over the entire circumference of the top surface of the wall body 12.
  • the cover 22 of the cover 2 is formed so as to extend to the upper surface of the flange 13.
  • the cover 22 covers the entire outer periphery of the wall body 12, and as shown in the cross-sectional view of the main part of FIG. 3, an O provided at a position higher than the bottom surface 11 a of the case 1 by the height of the wall body 12. Since the structure is waterproofed by the ring packing 9, the water intrusion path 40 formed at the joint between the case 1 and the cover 2 can be lengthened. As a result, since water is not directly applied to the waterproof part during high-pressure cleaning or the like, the reliability of the waterproof structure can be improved.
  • the case 1 is made of an aluminum material, but the effect of the present invention can be obtained even if it is made of another metal material.
  • the case (1) is made of a metal material and has a flat plate shape.
  • a feeding coil unit comprising a bottom plate (11) and an annular wall (12) formed upright at the peripheral edge of the bottom plate (11).
  • the case (1) includes a flange (13) formed by projecting a peripheral edge of the bottom plate (11) from the wall body (12), and a ring over the entire circumference of the top surface of the wall body (12).
  • a packing groove (12a) in which the packing is mounted is formed;
  • the cover (2) is formed in a rectangular shape with a resin having no magnetism, and the cover (22) covering the outer periphery of the wall (12) of the case (1) is formed on the periphery of the flat top plate.
  • the present invention it is possible to provide a feeding coil unit having a structure in which the strength of the leakage magnetic field is reduced and the influence of electromagnetic waves does not reach the outside.
  • the present invention that exhibits this effect is useful for a non-contact type power supply coil unit that supplies charging power of a battery mounted on a travelable vehicle such as an electric vehicle or a plug-in hybrid vehicle (PHV).
  • a travelable vehicle such as an electric vehicle or a plug-in hybrid vehicle (PHV).

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Electric Propulsion And Braking For Vehicles (AREA)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)

Abstract

L'invention concerne une unité bobine d'alimentation en courant pourvue : d'un boîtier (1) présentant une surface supérieure ouverte ; d'un couvercle en résine (2) recouvrant l'ouverture du boîtier ; d'un corps de bobine (3) logé dans un espace formé par le boîtier (1) et le couvercle (2) ; et d'un câble d'alimentation en courant (4) connecté au corps de bobine (3), et mené vers l'extérieur. Le boîtier (1) est composé d'un matériau métallique et est pourvu : d'une plaque de base plate (11) ; et d'une paroi annulaire (12) formé verticalement au niveau d'une partie de bord périphérique de la plaque de base.
PCT/JP2014/064148 2013-05-28 2014-05-28 Unité bobine d'alimentation en courant WO2014192817A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2013111696A JP6280698B2 (ja) 2013-05-28 2013-05-28 給電コイルユニット
JP2013-111696 2013-05-28

Publications (1)

Publication Number Publication Date
WO2014192817A1 true WO2014192817A1 (fr) 2014-12-04

Family

ID=51988840

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2014/064148 WO2014192817A1 (fr) 2013-05-28 2014-05-28 Unité bobine d'alimentation en courant

Country Status (2)

Country Link
JP (1) JP6280698B2 (fr)
WO (1) WO2014192817A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP4276858A1 (fr) * 2022-05-11 2023-11-15 Delta Electronics, Inc. Structure de palier pour circuit de conversion haute-basse tension

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6477671B2 (ja) * 2016-11-17 2019-03-06 トヨタ自動車株式会社 コイルユニット
WO2020044451A1 (fr) * 2018-08-29 2020-03-05 新電元工業株式会社 Dispositif de résonateur

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000216556A (ja) * 1999-01-22 2000-08-04 Matsushita Electric Ind Co Ltd 防水筐体
JP2001160697A (ja) * 1999-12-02 2001-06-12 Togami Electric Mfg Co Ltd 屋外用電子機器
WO2012090342A1 (fr) * 2010-12-27 2012-07-05 パナソニック株式会社 Bobine utilisée dans un système d'alimentation électrique sans contact
WO2013001586A1 (fr) * 2011-06-27 2013-01-03 トヨタ自動車株式会社 Dispositif de réception de puissance, dispositif de transmission de puissance, et système de transmission de puissance
WO2013145579A1 (fr) * 2012-03-28 2013-10-03 パナソニック株式会社 Appareil d'alimentation électrique

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000216556A (ja) * 1999-01-22 2000-08-04 Matsushita Electric Ind Co Ltd 防水筐体
JP2001160697A (ja) * 1999-12-02 2001-06-12 Togami Electric Mfg Co Ltd 屋外用電子機器
WO2012090342A1 (fr) * 2010-12-27 2012-07-05 パナソニック株式会社 Bobine utilisée dans un système d'alimentation électrique sans contact
WO2013001586A1 (fr) * 2011-06-27 2013-01-03 トヨタ自動車株式会社 Dispositif de réception de puissance, dispositif de transmission de puissance, et système de transmission de puissance
WO2013145579A1 (fr) * 2012-03-28 2013-10-03 パナソニック株式会社 Appareil d'alimentation électrique

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP4276858A1 (fr) * 2022-05-11 2023-11-15 Delta Electronics, Inc. Structure de palier pour circuit de conversion haute-basse tension

Also Published As

Publication number Publication date
JP2014232754A (ja) 2014-12-11
JP6280698B2 (ja) 2018-02-14

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