JPH0993704A - Non-contact power supply for ground traveling body - Google Patents
Non-contact power supply for ground traveling bodyInfo
- Publication number
- JPH0993704A JPH0993704A JP7266337A JP26633795A JPH0993704A JP H0993704 A JPH0993704 A JP H0993704A JP 7266337 A JP7266337 A JP 7266337A JP 26633795 A JP26633795 A JP 26633795A JP H0993704 A JPH0993704 A JP H0993704A
- Authority
- JP
- Japan
- Prior art keywords
- guide wire
- iron core
- moving body
- ground
- coil
- Prior art date
- Legal status (The legal status 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 status listed.)
- Granted
Links
Landscapes
- Current-Collector Devices For Electrically Propelled Vehicles (AREA)
Abstract
Description
【０００１】[0001]
【発明の属する技術分野】本発明は走行路に沿って走行
する地上移動体の非接触給電装置に係り、特有軌道の走
行路を走行する地上移動体の非接触給電装置に関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a non-contact power feeding apparatus for a ground vehicle traveling along a traveling path, and more particularly to a non-contact power feeding apparatus for a ground vehicle traveling on a traveling path of a specific track.
【０００２】[0002]
【従来の技術】従来より荷物を載置して予め設定されて
た走行路に沿って走行する搬送台車等の地上移動体に対
する給電方法としては、走行路に沿って配設したトロリ
ー線を台車に設けたコレクタで集電する方式、走行路に
配設したトロリーパスダクトを台車側のシューで集電す
る方式、台車に接続された給電ケーブルをこれに搭載し
たケーブルキャリアによって台車とともに移動させる給
電方式、又は台車に設けたケーブルリールで走行路上の
ケーブルを巻取る方式等がある。しかし、前記各方式は
部品の摩耗とか、給電装置が大形化したり、ケーブルが
断線する等の欠点があった。2. Description of the Related Art Conventionally, as a method of supplying electric power to a ground moving body such as a carrier truck which is loaded with luggage and travels along a preset traveling path, a trolley wire arranged along the traveling path is used as a bogie. A method of collecting electricity with a collector installed in the vehicle, a method of collecting electricity with a trolley-pass duct arranged on the traveling path with a shoe on the dolly side, and a power supply cable connected to the dolly that moves with the dolly by a cable carrier mounted on this There is a method, or a method of winding the cable on the traveling path with a cable reel provided on the carriage. However, each of the above methods has drawbacks such as wear of parts, enlargement of the power feeding device, and disconnection of the cable.
【０００３】このような欠点を解消するために次のよう
な地上移動体の非接触給電装置が開発されている。図９
は従来の同装置の要部を説明するための断面図である。
図に於いて１０は地上１１に支柱２０を介して配設され
た誘導線で、基端を図外の高周波電源に接続され、先端
を接続して１個のループ状に形成されている。支柱２０
は非磁性非導電材よりなり、基台２１上に所定間隔を設
けて立設されており、先端に設けたホルダ２２によって
前記誘導線１０が固定されている。In order to solve such a drawback, the following non-contact power feeding device for a ground moving body has been developed. FIG.
FIG. 4 is a cross-sectional view for explaining a main part of the conventional device.
In the figure, reference numeral 10 is an induction wire arranged on the ground 11 via a support column 20, the base end of which is connected to a high frequency power source (not shown) and the tip of which is connected to form a loop. Prop 20
Is made of a non-magnetic non-conductive material, and is erected on a base 21 at a predetermined interval, and the guide wire 10 is fixed by a holder 22 provided at the tip.
【０００４】一方、地上移動体３０には、誘導線１０に
対向してピックアップ３１が設けられており、ピックア
ップ３１はＥ字状に形成された鉄心３２と、この鉄心３
２の中央脚部に巻回されたコイル３３とを具備してい
る。On the other hand, the ground moving body 30 is provided with a pickup 31 facing the guide wire 10, and the pickup 31 has an E-shaped iron core 32 and this iron core 3
And a coil 33 wound around the center leg of the second coil.
【０００５】そして高周波電源から誘導線１０に高周波
電流を流すと、誘導線１０を一次側とし、コイル３３を
二次側とする電磁誘導作用によりコイル３３に起電力が
発生する。この起電力により発生した交流電力が所定の
電圧に変換され、地上移動体３０の負荷に供給される。
これにより地上移動体３０が走行中に非接触で給電され
るようになっている。When a high frequency current is passed from the high frequency power supply to the induction wire 10, an electromotive force is generated in the coil 33 by an electromagnetic induction action with the induction wire 10 as the primary side and the coil 33 as the secondary side. The AC power generated by this electromotive force is converted into a predetermined voltage and supplied to the load of the ground vehicle 30.
As a result, the ground vehicle 30 is contactlessly supplied with electric power while traveling.
【０００６】地上移動体３０が走行路を移動する場合
に、前記鉄心３２の開口部３２Ａが誘導線１０の支柱２
０を通過するように構成されているため、前記開口部３
２Ａの幅がを前記ホルダ２２の幅よりも大きく設定され
ている。When the ground moving body 30 moves along the traveling path, the opening 32A of the iron core 32 is fixed to the support column 2 of the guide wire 10.
Since it is configured to pass through 0, the opening 3
The width of 2A is set to be larger than the width of the holder 22.
【０００７】[0007]
【発明が解決しようとする課題】しかしながら、前記開
口部３２Ａの幅を大きくすると、一次側の洩れ磁束が多
くなる。従って、一定の電力を二次側に供給する場合に
は、一次側誘導線１０に大きな電流を流さねばならず、
設備費が嵩むという問題点があった。However, if the width of the opening 32A is increased, the leakage magnetic flux on the primary side increases. Therefore, when supplying a constant power to the secondary side, a large current must be passed through the primary side induction wire 10,
There was a problem that equipment costs increased.
【０００８】そこで本発明のうち請求項１記載の発明
は、一次側と二次側の電磁的結合を良くし効率よく電力
を供給する地上移動体の非接触給電装置を提供すること
を目的としている。Therefore, an object of the invention of claim 1 of the present invention is to provide a non-contact power feeding apparatus for a ground moving body which improves electromagnetic coupling between the primary side and the secondary side and efficiently supplies electric power. There is.
【０００９】請求項２記載の発明は、請求項１記載の発
明の目的に加えて、非導電性磁性体の構成を簡単にした
地上移動体の非接触給電装置を提供することを目的とし
ている。In addition to the object of the invention described in claim 1, it is an object of the invention to provide a non-contact power feeding device for a ground moving body in which the structure of the non-conductive magnetic material is simplified. .
【００１０】請求項３記載の発明は、請求項１記載の発
明の目的に加えて、部品の加工度を少くした地上移動体
の非接触給電装置を提供することを目的としている。In addition to the object of the invention described in claim 1, it is an object of the invention to provide a non-contact power feeding device for a ground moving body in which the workability of parts is reduced.
【００１１】[0011]
【課題を解決するための手段】前述した目的を達成する
ために、本発明のうち請求項１記載の発明は、地上移動
体が走行する走行路に沿って配置され高周波電流を通す
誘導線を一次側とし、地上移動体に設けた鉄心に巻回し
たコイルを二次側として電磁誘導により前記コイルに給
電する地上移動体の非接触給電装置において、前記誘導
線の近傍で、かつ、前記鉄心の開口側に磁路を形成する
非導電性磁性体を設けたことを特徴としている。In order to achieve the above-mentioned object, the invention according to claim 1 of the present invention provides a guide wire which is arranged along a traveling path on which a ground vehicle travels and which passes a high frequency current. In a non-contact power feeding apparatus for a ground moving body, which is a primary side, and which is a coil wound around an iron core provided on a ground moving body as a secondary side, and which feeds the coil by electromagnetic induction, in the vicinity of the induction wire and the iron core. A non-conductive magnetic body forming a magnetic path is provided on the opening side of the.
【００１２】また請求項２記載の発明は、請求項１記載
の発明に、前記非導電性磁性体は誘導線の略全長に亘っ
て設けられ、誘導線の前記鉄心開口側外周面の一部が嵌
まり込むフエライトよりなる溝形樋によって形成されて
いることを、加えたことを特徴としている。According to a second aspect of the present invention, in addition to the first aspect, the non-conductive magnetic material is provided over substantially the entire length of the guide wire, and a part of the outer peripheral surface of the guide wire on the iron core opening side is provided. It is characterized in that it is formed by a groove-shaped gutter made of ferrite that fits in.
【００１３】また請求項３記載の発明は、請求項１記載
の発明に、前記非導電性磁性体は誘導線の略全長に亘っ
て設けられ、誘導線の前記鉄心開口側外周面に接すると
ともに鉄心の移動方向に対して平行し、かつ、フエライ
トよりなるフラットバーによって形成されているを、加
えたことを特徴としている。According to a third aspect of the present invention, in addition to the first aspect of the invention, the non-conductive magnetic body is provided over substantially the entire length of the guide wire and is in contact with the outer peripheral surface of the guide wire on the iron core opening side. It is characterized by adding a flat bar made of ferrite which is parallel to the moving direction of the iron core.
【００１４】[0014]
【発明の実施の形態】以下、図面を参照して請求項１記
載の発明に係る地上移動体の非接触給電装置（以下、本
発明装置という）の一実施例の形態を説明する。BEST MODE FOR CARRYING OUT THE INVENTION An embodiment of a non-contact power feeding apparatus for a ground moving body (hereinafter referred to as the present invention apparatus) according to the invention of claim 1 will be described below with reference to the drawings.
【００１５】図１は本発明装置の要部を示す側面視断面
図、図２は請求項２記載の発明に係る図面であって、溝
形樋の一部切欠断面図である。図３から図５にかけては
磁束分布図で、図３は本発明装置による場合を、図４は
従来装置による場合を、図５は鉄心の中央脚部先端につ
ばを設けた場合をそれぞれ示している。図６から図８に
かけては請求項３記載の発明に係る図面であって、図６
はフラットバーと誘導線の断面図、図７は図６の側面
図、図８は他の実施の態様を示す断面図である。従来装
置と同一の部品は同じで符号を用いている。FIG. 1 is a side view cross-sectional view showing an essential part of the device of the present invention, and FIG. 2 is a drawing according to the invention of claim 2 and is a partially cut-away cross-sectional view of a groove trough. 3 to 5 are magnetic flux distribution diagrams, FIG. 3 shows the case of the device of the present invention, FIG. 4 shows the case of the conventional device, and FIG. 5 shows the case of providing a brim at the tip of the center leg of the iron core. There is. 6 to 8 are drawings according to the invention described in claim 3, and
Is a cross-sectional view of the flat bar and the guide wire, FIG. 7 is a side view of FIG. 6, and FIG. 8 is a cross-sectional view showing another embodiment. The same parts as those of the conventional device are the same and the reference numerals are used.
【００１６】本発明装置は地上移動体３０が走行する図
外の走行路に沿って配置された誘導線１０と、誘導線１
０を固定側１１に固定する非磁性絶縁物からなる支柱２
０と、誘導線１０と支柱２０の間に磁路を形成する非導
電性磁性体４０と、地上移動体３０に設けた鉄心３２と
これに巻回されたコイル３３からなるピックアップ３１
を含んでいる。The apparatus according to the present invention includes a guide wire 10 and a guide wire 1 which are arranged along a traveling path (not shown) along which a ground vehicle 30 travels.
Support 2 made of non-magnetic insulator for fixing 0 to fixed side 11
0, a non-conductive magnetic body 40 forming a magnetic path between the guide wire 10 and the support 20, an iron core 32 provided on the ground moving body 30, and a coil 31 wound around the iron core 32.
Contains.
【００１７】誘導線１０は従来装置と同様に配設されて
おり、１本の誘導線をループ状に形成して基端が高周波
電源に接続されている。支柱２０、基台２１、ホルダ２
２は従来装置と同様で、いずれもプラスチック製で一体
に成型されている。The guide wire 10 is arranged in the same manner as in the conventional apparatus, and one guide wire is formed in a loop shape and its base end is connected to a high frequency power source. Support 20, Base 21, Holder 2
2 is the same as the conventional device, and both are made of plastic and integrally molded.
【００１８】一方、地上移動体３０に設けられたピック
アップ３１は従来装置と同様に構成されており、鉄心３
２はＥ字状に形成されたフエライトからなっている。そ
して鉄心３２の中央脚部にピックアップのコイル３３が
巻回されている。On the other hand, the pickup 31 provided on the ground moving body 30 has the same structure as the conventional device, and the iron core 3
Reference numeral 2 is made of ferrite formed in an E shape. A pickup coil 33 is wound around the central leg of the iron core 32.
【００１９】前記鉄心３２は開口部３２Ａが誘導線１０
側に向かって開口している。そして、中央脚部を挟む両
側窓の略中心位置に前記誘導線１０が位置するように地
上移動体３０に固定されている。In the iron core 32, the opening 32A has a guide wire 10
It opens toward the side. Then, the guide wire 10 is fixed to the ground moving body 30 so that the guide wire 10 is located at a substantially central position of both windows sandwiching the central leg portion.
【００２０】前記誘導線１０のホルダ２２と鉄心３２の
間には磁路を形成するフエライトよりなる非導電性磁性
体４０が形成されている。前記非導電性磁性体４０は誘
導線１０の通電によって発生する一次側磁束の洩れ磁束
を少くし、コイル３３との電磁的結合をよくするための
ものである。A non-conductive magnetic body 40 made of ferrite forming a magnetic path is formed between the holder 22 of the guide wire 10 and the iron core 32. The non-conductive magnetic body 40 is for reducing the leakage flux of the primary side magnetic flux generated by energization of the induction wire 10 and improving the electromagnetic coupling with the coil 33.
【００２１】請求項２記載の発明装置に於ては、図２に
示すように前記非導電性磁性体としてフエライト製の溝
形樋４１を用いている。前記溝形樋４１は誘導線１０の
略全長に亘って設けられ、支柱２０のホルダ２１に保持
されている。In the invention device according to the second aspect, as shown in FIG. 2, a channel trough 41 made of ferrite is used as the non-conductive magnetic material. The groove trough 41 is provided over substantially the entire length of the guide wire 10 and is held by the holder 21 of the column 20.
【００２２】前記溝形樋４１は断面形状が樋状で、上部
が開口し下部が略半円弧状の周壁を有しており、周壁の
端部は半円弧の径方向軸線より下方に位置するように形
成されている。そして前記周壁面に誘導線１０の鉄心開
口側外周面の略１／２が嵌まり込むように構成されてい
る。すなわち、溝形樋４１の開口部４１Ａと鉄心３２の
開口部３２Ａとが対向する向きになっている。The groove-shaped gutter 41 has a gutter-shaped cross section and has a peripheral wall whose upper portion is open and whose lower portion is substantially semi-arcuate, and the end portion of the peripheral wall is located below the radial axis of the semi-arcuate. Is formed. And about 1/2 of the iron core opening side outer peripheral surface of the guide wire 10 is configured to fit into the peripheral wall surface. That is, the opening portion 41A of the groove trough 41 and the opening portion 32A of the iron core 32 face each other.
【００２３】次に本発明装置の作用を説明する。図１に
於いて、誘導線１０に通電すると、通電方向が異なる左
右の誘導線１０によって矢印に示す方向に磁界Φが発生
し、コイル３３に起電力が発生する。Next, the operation of the device of the present invention will be described. In FIG. 1, when the induction wire 10 is energized, a magnetic field Φ is generated in the direction indicated by the arrow by the left and right induction wires 10 having different energization directions, and an electromotive force is generated in the coil 33.
【００２４】この際、溝形樋４１の開口部４１Ａと鉄心
開口部３２Ａが対向しているので、磁束Φは溝形樋４１
の周壁端部から空隙を経て鉄心３２の中央脚部に到る磁
路を通過し、洩れ磁束が少なくなる。従って誘導線１０
とコイル３３との電磁的結合がよくなり、効率よく電力
を供給することができる。At this time, since the opening 41A of the groove trough 41 and the iron core opening 32A are opposed to each other, the magnetic flux .PHI.
The magnetic flux passing through the magnetic path extending from the peripheral wall end portion to the central leg portion of the iron core 32 through the air gap, and the leakage magnetic flux is reduced. Therefore, the guide wire 10
The electromagnetic coupling between the coil 33 and the coil 33 is improved, and electric power can be efficiently supplied.
【００２５】図３から図５にかけては同一条件で有限要
素法による磁気解析結果を図示したものである。図３は
本発明装置によるもの（以下、モデル１とする）、図４
は従来装置によるもの（以下、モデル２とする）、図５
は鉄心の中央脚部につば３４を設けたもの（以下、モデ
ル３とする）である。FIGS. 3 to 5 show the results of magnetic analysis by the finite element method under the same conditions. FIG. 3 shows a device according to the present invention (hereinafter referred to as model 1), and FIG.
Is based on a conventional device (hereinafter referred to as model 2), as shown in FIG.
Is a core provided with a collar 34 on its central leg (hereinafter referred to as model 3).
【００２６】前記解析結果によると、コイル３３に鎖交
する磁束をモデル３に於いて１．０とすると、モデル２
に於ては磁束が０．８１、モデル１に於ては磁束が１．
４２となり、本発明装置による効果が明示されている。According to the above analysis result, assuming that the magnetic flux interlinking with the coil 33 is 1.0 in the model 3, the model 2
In model 1, the magnetic flux is 0.81, and in model 1, the magnetic flux is 1.
42, the effect of the device of the present invention is clearly shown.
【００２７】図６から図８にかけては請求項３記載の発
明に係る非導電性磁性体の構成を説明する図面であっ
て、図６はフラットバーと誘導線の断面図、図７は図６
の側面図、図８は他の実施例を示す断面図である。本発
明装置に於いて、非導電性磁性体は溝形樋４１に替えて
フラットバー４２を用いている。6 to 8 are drawings for explaining the structure of the non-conductive magnetic material according to the invention of claim 3, FIG. 6 being a sectional view of the flat bar and the guide wire, and FIG. 7 being FIG.
Is a side view and FIG. 8 is a sectional view showing another embodiment. In the device of the present invention, a flat bar 42 is used instead of the groove-shaped gutter 41 as the non-conductive magnetic material.
【００２８】フラットバー４２は誘導線１０の電源接続
部を除く略全長に亘って鉄心３２の移動方向に平行して
設けられたフエライト製の磁性体板からなっており、適
宜箇所を絶縁体のバンド４３で支柱２０又は図外のホル
ダに固定されている。４４はバンド４３を支柱２０に固
定するプラスチック製のピンで、バンド４３に設けた孔
を通して支柱２０に差し込み固定される。The flat bar 42 is composed of a magnetic plate made of ferrite which is provided in parallel with the moving direction of the iron core 32 over substantially the entire length of the guide wire 10 except for the power source connecting portion, and an appropriate portion of the insulator is made of an insulating material. It is fixed to the column 20 or a holder (not shown) with a band 43. Reference numeral 44 is a plastic pin for fixing the band 43 to the column 20, and is inserted and fixed to the column 20 through a hole provided in the band 43.
【００２９】フラットバー４２の作用は前記に準ずるの
で、その説明は省略する。本発明装置によると、磁路の
形成が簡単で部品の製作工数が低減できる。Since the action of the flat bar 42 is similar to the above, its explanation is omitted. According to the device of the present invention, the magnetic path can be formed easily and the number of manufacturing steps of parts can be reduced.
【００３０】図８に於ては支柱２０の先端に溝を設けた
溝付支柱４５を用いており、前記溝にフラットバー４２
と誘導線１０を嵌め込むように構成されている。本構成
によると、組立工数が低減できる。In FIG. 8, a grooved column 45 having a groove at the tip of the column 20 is used, and the flat bar 42 is provided in the groove.
And the guide wire 10 are fitted therein. With this configuration, the number of assembling steps can be reduced.
【００３１】なお、前記発明装置に於いて、鉄心３２は
Ｅ字状で、鉄心の中央脚部を挟む両側窓中央部に誘導線
１０が位置するものとしたが、これに限るものではな
い。即ちＣ字状の鉄心を用いてもよい。Although the iron core 32 is E-shaped and the guide wire 10 is located at the center of both windows sandwiching the center leg of the iron core in the apparatus of the invention, the invention is not limited to this. That is, a C-shaped iron core may be used.
【００３２】以上説明したように、請求項１記載の発明
は、誘導線とピックアップのコイルとの電磁的結合がよ
くなり、効率良く電力を供給することができるので、同
一電力を給電する場合に一次側に大きな電流を流す必要
がなく、電源設備が低減できるという大きな効果があ
る。As described above, according to the first aspect of the invention, the electromagnetic coupling between the induction wire and the pickup coil is improved, and electric power can be efficiently supplied. Therefore, when the same electric power is supplied. There is no need to supply a large current to the primary side, which is a great effect that the power supply equipment can be reduced.
【００３３】請求項２の発明は、請求項１に記載の発明
の効果に加えて、磁路の構成を簡単にしている。According to the invention of claim 2, in addition to the effect of the invention of claim 1, the structure of the magnetic path is simplified.
【００３４】請求項３の発明は、請求項１に記載の発明
の効果に加えて、部品の加工度を少くし低価格化が可能
である。According to the invention of claim 3, in addition to the effect of the invention of claim 1, the workability of parts can be reduced and the cost can be reduced.
【図１】請求項１記載の発明に係る図面であって、本発
明装置の要部断面図である。FIG. 1 is a drawing related to the invention described in claim 1 and is a cross-sectional view of a main part of an apparatus of the present invention.
【図２】請求項２記載の発明に係る図面であって、溝形
樋を設けた誘導線の一部切欠要部断面図である。FIG. 2 is a view according to the invention described in claim 2 and is a partial cutaway main part sectional view of a guide wire provided with a groove trough.
【図３】本発明装置の磁束分布図である。FIG. 3 is a magnetic flux distribution diagram of the device of the present invention.
【図４】従来装置の磁束分布図である。FIG. 4 is a magnetic flux distribution diagram of a conventional device.
【図５】図４と異なる従来装置の磁束分布図である。FIG. 5 is a magnetic flux distribution diagram of a conventional device different from FIG.
【図６】図６から図８にかけては請求項３記載の発明に
係る図面であって、図６はフラットバーを設けた誘導線
の要部断面図である。FIGS. 6 to 8 are drawings according to the invention described in claim 3, and FIG. 6 is a sectional view of a main part of a guide wire provided with a flat bar.
【図７】図６の側面図であるFIG. 7 is a side view of FIG. 6;
【図８】他の実施態様を示す要部断面図である。FIG. 8 is a main-portion cross-sectional view showing another embodiment.
【図９】従来技術に係る図面で、従来装置の要部断面図
である。FIG. 9 is a cross-sectional view of a main part of a conventional device, which is a drawing related to a conventional technique.
１０ 誘導線 ２０ 支柱 ２２ ホルダ ３０ 地上移動体 ３１ ピックアップ ３２ 鉄心 ３２Ａ 開口部 ３３ コイル ４０ 非導電性磁性体 ４１ 溝形樋 ４１Ａ 開口部 ４２ フラットバー ４５ 溝付支柱 10 Guide wire 20 Strut 22 Holder 30 Ground mover 31 Pickup 32 Iron core 32A Opening 33 Coil 40 Non-conductive magnetic material 41 Groove 41A Opening 42 Flat bar 45 Grooved strut
Claims (3)
置され高周波電流を通す誘導線を一次側とし、地上移動
体に設けた鉄心に巻回したコイルを二次側として電磁誘
導により前記コイルに給電する地上移動体の非接触給電
装置において、前記誘導線の近傍で、かつ、前記鉄心の
開口側に磁路を形成する非導電性磁性体を設けたことを
特徴とする地上移動体の非接触給電装置。1. The electromagnetic induction is used as a primary side of an induction wire which is arranged along a traveling path of a ground vehicle and which passes a high frequency current, and a coil wound around an iron core provided on the ground vehicle as a secondary side. In a non-contact power feeding apparatus for a ground moving body that feeds power to a coil, a non-conductive magnetic body that forms a magnetic path is provided near the guide wire and on the opening side of the iron core. Non-contact power supply device.
亘って設けられ、誘導線の前記鉄心開口側外周面の一部
が嵌まり込むフエライトよりなる溝形樋によって形成さ
れている請求項１記載の地上移動体の非接触給電装置。2. The non-conductive magnetic body is provided over substantially the entire length of the guide wire, and is formed by a groove-shaped trough made of ferrite into which a part of the outer peripheral surface of the guide wire on the iron core opening side is fitted. The contactless power feeding device for a ground moving body according to claim 1.
亘って設けられ、誘導線の前記鉄心開口側外周面に接す
るとともに鉄心の移動方向に対して平行し、かつ、フエ
ライトよりなるフラットバーによって形成されている請
求項１記載の地上移動体の非接触給電装置。3. The non-conductive magnetic material is provided over substantially the entire length of the guide wire, is in contact with the outer peripheral surface of the guide wire on the iron core opening side, is parallel to the moving direction of the iron core, and is made of ferrite. The contactless power feeder for a ground moving body according to claim 1, which is formed of a flat bar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP26633795A JP3789528B2 (en) | 1995-09-19 | 1995-09-19 | Non-contact power supply device for ground mobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP26633795A JP3789528B2 (en) | 1995-09-19 | 1995-09-19 | Non-contact power supply device for ground mobile |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0993704A true JPH0993704A (en) | 1997-04-04 |
| JP3789528B2 JP3789528B2 (en) | 2006-06-28 |
Family
ID=17429541
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP26633795A Expired - Fee Related JP3789528B2 (en) | 1995-09-19 | 1995-09-19 | Non-contact power supply device for ground mobile |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP3789528B2 (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6425468B1 (en) | 1999-06-29 | 2002-07-30 | Tsubakimoto Chain Co. | Non-contact power supply apparatus and pickup portion used therein |
| WO2010095448A1 (en) | 2009-02-20 | 2010-08-26 | 株式会社竹中工務店 | Electric power supply system as well as a fixed body and mobile body therefor |
| KR101154515B1 (en) * | 2010-11-26 | 2012-06-13 | 김차현 | Power supply module for electromagnet of magnetic levitation vehicle |
| KR101157391B1 (en) * | 2010-08-17 | 2012-06-15 | 한국과학기술원 | Apparatus for Feeding/Collecting Power Having Minimal Airgap |
| US10348129B2 (en) | 2015-02-10 | 2019-07-09 | Exh Corporation | Electric power supply system |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009060762A (en) * | 2007-09-03 | 2009-03-19 | Panasonic Electric Works Co Ltd | Power feeder |
-
1995
- 1995-09-19 JP JP26633795A patent/JP3789528B2/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6425468B1 (en) | 1999-06-29 | 2002-07-30 | Tsubakimoto Chain Co. | Non-contact power supply apparatus and pickup portion used therein |
| WO2010095448A1 (en) | 2009-02-20 | 2010-08-26 | 株式会社竹中工務店 | Electric power supply system as well as a fixed body and mobile body therefor |
| US8907526B2 (en) | 2009-02-20 | 2014-12-09 | Exh Corporation | Power supply system, and fixed body and movable body therefor |
| KR101157391B1 (en) * | 2010-08-17 | 2012-06-15 | 한국과학기술원 | Apparatus for Feeding/Collecting Power Having Minimal Airgap |
| KR101154515B1 (en) * | 2010-11-26 | 2012-06-13 | 김차현 | Power supply module for electromagnet of magnetic levitation vehicle |
| US10348129B2 (en) | 2015-02-10 | 2019-07-09 | Exh Corporation | Electric power supply system |
Also Published As
| Publication number | Publication date |
|---|---|
| JP3789528B2 (en) | 2006-06-28 |
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