JPH10145995A - Rotor for magnet generator - Google Patents
Rotor for magnet generatorInfo
- Publication number
- JPH10145995A JPH10145995A JP8302249A JP30224996A JPH10145995A JP H10145995 A JPH10145995 A JP H10145995A JP 8302249 A JP8302249 A JP 8302249A JP 30224996 A JP30224996 A JP 30224996A JP H10145995 A JPH10145995 A JP H10145995A
- Authority
- JP
- Japan
- Prior art keywords
- magnet
- rotor
- permanent magnet
- iron bowl
- protection cover
- 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
- Permanent Magnet Type Synchronous Machine (AREA)
- Permanent Field Magnets Of Synchronous Machinery (AREA)
Abstract
Description
【０００１】[0001]
【発明の属する技術分野】本発明は、磁石発電機のロー
タにおける鉄椀と永久磁石との固定技術に関する。The present invention relates to a technique for fixing an iron bowl and a permanent magnet in a rotor of a magnet generator.
【０００２】[0002]
【従来の技術】従来の磁石発電機のロータを図６を用い
て説明する。磁石発電機のロータは、回転駆動される鉄
椀Ｊ1 と、この鉄椀Ｊ1 内に配置される永久磁石Ｊ2
と、この永久磁石Ｊ2 の内側に配置されるとともに、鉄
椀Ｊ1 の開口端側で鉄椀Ｊ1 に固着される断面略Ｌ字形
を呈した環状の磁石保護カバーＪ3 とを備える。永久磁
石Ｊ2 および磁石保護カバーＪ3 の鉄椀Ｊ1 への固定
は、塑性変形による固定技術と、接着剤を用いた固定技
術とを併用している。2. Description of the Related Art A conventional magnet generator rotor will be described with reference to FIG. The rotor of the magnet generator includes an iron bowl J1 that is driven to rotate, and a permanent magnet J2 disposed in the iron bowl J1.
And an annular magnet protection cover J3 having a substantially L-shaped cross section, which is arranged inside the permanent magnet J2 and is fixed to the iron bowl J1 at the opening end side of the iron bowl J1. The permanent magnet J2 and the magnet protective cover J3 are fixed to the iron bowl J1 by using both a plastic deformation fixing technique and an adhesive fixing technique.
【０００３】塑性変形による固定技術は、永久磁石Ｊ2
の奥にリング（図示しない）を配置し、鉄椀Ｊ1 の開口
端に形成した係止片Ｊ4 を内側へ塑性変形させて、係止
片Ｊ4 で磁石保護カバーＪ3 の鍔部Ｊ5 および永久磁石
Ｊ2 を押し付け、リングと係止片Ｊ4 の間で永久磁石Ｊ
2 および磁石保護カバーＪ3 を固定する技術である。[0003] The fixing technique by plastic deformation is a permanent magnet J2.
A ring (not shown) is arranged at the back of the steel plate, and the locking piece J4 formed at the open end of the iron bowl J1 is plastically deformed inward. To the permanent magnet J between the ring and the locking piece J4.
2 and the magnet protection cover J3.
【０００４】接着剤を用いた固定技術は、磁石保護カバ
ーＪ3 の鍔部Ｊ5 に、図７に示すように直径３〜４ｍｍ
ほどの貫通孔Ｊ6 をあらかじめ形成しておき、係止片Ｊ
4 を内側へ塑性変形させた後に、係止片Ｊ4 の内側に露
出する貫通孔Ｊ6 に、液状の接着剤を滴下して、接着剤
を鉄椀Ｊ1 と永久磁石Ｊ2 との間、および永久磁石Ｊ2
と磁石保護カバーＪ3 との間に浸透させ、鉄椀Ｊ1 、永
久磁石Ｊ2 および磁石保護カバーＪ3 を接着剤で固着す
る技術である。この貫通孔Ｊ6 を用いて接着剤を滴下す
る技術は、実開昭５６−２２９７９号公報にも開示され
ている。[0004] The fixing technique using an adhesive is applied to the flange portion J5 of the magnet protective cover J3 as shown in FIG.
The through hole J6 is formed in advance and the locking piece J
4 is plastically deformed inward, a liquid adhesive is dropped into the through hole J6 exposed inside the locking piece J4, and the adhesive is applied between the iron bowl J1 and the permanent magnet J2, and J2
And the magnet protection cover J3, and the iron bowl J1, the permanent magnet J2 and the magnet protection cover J3 are fixed with an adhesive. The technique of dropping the adhesive using the through hole J6 is also disclosed in Japanese Utility Model Laid-Open No. 56-22979.
【０００５】[0005]
【発明が解決しようとする課題】上記で示したように、
鍔部Ｊ5 に貫通孔Ｊ6 を開けるには、磁石保護カバーＪ
3 の製造工程において、孔開け専用のプレス工程を必要
とする。このため、磁石保護カバーＪ3 の製造コストが
高くなり、ロータの製造コストが高くなる不具合があっ
た。SUMMARY OF THE INVENTION As indicated above,
To open a through hole J6 in the flange J5,
In the manufacturing process of 3, a press process dedicated to drilling holes is required. For this reason, the manufacturing cost of the magnet protection cover J3 is increased, and the manufacturing cost of the rotor is increased.
【０００６】[0006]
【発明の目的】本発明は、上記の事情に鑑みてなされた
もので、その目的は、磁石保護カバーの製造コストを抑
えることのできる磁石発電機のロータの提供にある。SUMMARY OF THE INVENTION The present invention has been made in view of the above circumstances, and an object of the present invention is to provide a rotor of a magnet generator which can reduce the manufacturing cost of a magnet protection cover.
【０００７】[0007]
【課題を解決するための手段】上記の目的を達成するた
めに、本発明の磁石発電機のロータは、次の技術的手段
を採用した。 〔請求項１の手段〕従来の貫通孔に代わって放射状に設
けた切欠から接着剤を入れて、鉄椀と永久磁石との間を
接着剤で固着することができる。このように、従来の貫
通孔に代わって放射状の切欠としたため、この放射状の
切欠は、鍔部の外形の打抜き工程時に同時に加工でき
る。このため、磁石保護カバーの製造工程において、孔
開け専用のプレス工程が削減でき、磁石保護カバーの製
造コストを抑えることができ、結果的に磁石発電機のロ
ータのコストを抑えることができる。Means for Solving the Problems In order to achieve the above object, the rotor of the magnet generator of the present invention employs the following technical means. [Means of Claim 1] Instead of the conventional through-hole, an adhesive is inserted from a notch provided radially, and the iron bowl and the permanent magnet can be fixed with the adhesive. As described above, since the radial notch is used instead of the conventional through-hole, the radial notch can be processed at the same time as the step of punching the outer shape of the flange portion. For this reason, in the manufacturing process of the magnet protection cover, the pressing step dedicated to drilling holes can be reduced, and the manufacturing cost of the magnet protection cover can be reduced, and as a result, the cost of the rotor of the magnet generator can be reduced.
【０００８】[0008]
【発明の実施の形態】本発明の実施の形態を実施例およ
び変形例を用いて説明する。 （実施例の構成）図１ないし図４は実施例を示すもの
で、図１は磁石発電機のロータの断面図、図２はロータ
の開口端の拡大断面図である。DESCRIPTION OF THE PREFERRED EMBODIMENTS Embodiments of the present invention will be described with reference to examples and modifications. 1 to 4 show an embodiment. FIG. 1 is a sectional view of a rotor of a magnet generator, and FIG. 2 is an enlarged sectional view of an open end of the rotor.
【０００９】磁石発電機は、オートバイのエンジンの端
に装着されるもので、この磁石発電機に用いられるロー
タ１は、クランクシャフトの端に固定されて回転駆動さ
れるボス２と、このボス２の外周に同芯的に配置され、
ボス２にリベット３によって強固に結合された鉄椀４と
を有する。A magnet generator is mounted on an end of a motorcycle engine. A rotor 1 used in the magnet generator has a boss 2 fixed to an end of a crankshaft and driven to rotate, and a boss 2 Concentrically arranged on the outer circumference of
The boss 2 has an iron bowl 4 firmly connected by rivets 3.
【００１０】ボス２は、鋼材を鍛造によって成形した
後、切削加工等の機械加工によって作られたもので、ク
ランクシャフトの端に固定されるテーパ部２ａに対して
外径方向に直角に延び、且つ円板状に設けられた鍔部２
ｂを有し、この鍔部２ｂに鉄椀４の底部４ａが固着され
る。鉄椀４は、圧延鋼板をプレス加工によって環状のお
椀形状に絞られて作られたもので、ボス２の鍔部２ｂに
接合される底部４ａを有する。鉄椀４の円筒部４ｂの内
側には、フェライトまたは希土類等の永久磁石５が配置
されている。永久磁石５は、通常９０°の弓形磁石を４
個使用している。The boss 2 is formed by forming a steel material by forging and then by machining such as cutting. The boss 2 extends at right angles to the tapered portion 2a fixed to the end of the crankshaft in the outer diameter direction. And a flange portion 2 provided in a disk shape
b, and the bottom 4a of the iron bowl 4 is fixed to the flange 2b. The iron bowl 4 is made by rolling a rolled steel plate into a circular bowl shape by press working, and has a bottom 4 a joined to the flange 2 b of the boss 2. Inside the cylindrical portion 4b of the iron bowl 4, a permanent magnet 5 such as ferrite or rare earth is disposed. The permanent magnet 5 is usually composed of four 90 ° bow magnets.
Used.
【００１１】永久磁石５の内側には、磁石保護カバー６
が配置されている。この磁石保護カバー６は、図３およ
び図４に示される。なお、図３は磁石保護カバー６の断
面図を示し、図４は磁石保護カバー６を底方向から見た
図を示す。磁石保護カバー６は、ＳＵＳ等の非磁性体金
属の薄板をプレス加工によって断面略Ｌ字形を呈した環
状に形成したもので、永久磁石５が外周面に装着される
筒状部６ａと、永久磁石５の開口端側を覆う鍔部６ｂと
を備える。Inside the permanent magnet 5, a magnet protective cover 6 is provided.
Is arranged. This magnet protection cover 6 is shown in FIGS. 3 shows a sectional view of the magnet protection cover 6, and FIG. 4 shows a view of the magnet protection cover 6 viewed from the bottom. The magnet protection cover 6 is formed by pressing a thin plate of a nonmagnetic metal such as SUS into an annular shape having a substantially L-shaped cross section by pressing, and includes a cylindrical portion 6a on which the permanent magnet 5 is mounted on the outer peripheral surface, and a permanent magnet. And a flange 6b that covers the opening end side of the magnet 5.
【００１２】永久磁石５と磁石保護カバー６は、塑性変
形による固定技術と、接着剤を用いた固定技術とを併用
して、鉄椀４に固定されている。塑性変形による固定技
術を説明する。鉄椀４の底に例えばナイロン等の樹脂製
リング７を配置するとともに、鉄椀４内に永久磁石５お
よび磁石保護カバー６を組付ける。リング７を配置した
ことにより、永久磁石５の位置決めが成されるととも
に、永久磁石５および磁石保護カバー６の奥方への移動
が規制される。一方、鉄椀４の端面に、切削加工によっ
て略円筒状の係止片４ｃをあらかじめ形成しておく。そ
して、その係止片４ｃを内側に巻カシメし、塑性変形し
た係止片４ｃの先端を磁石保護カバー６の鍔部６ｂに押
し付ける。この結果、永久磁石５および鍔部６ｂが、リ
ング７と係止片４ｃとの間に挟み付けられて、永久磁石
５および磁石保護カバー６が鉄椀４に固定される。The permanent magnet 5 and the magnet protection cover 6 are fixed to the iron bowl 4 by using both a fixing technique using plastic deformation and a fixing technique using an adhesive. A fixing technique by plastic deformation will be described. A ring 7 made of a resin such as nylon is arranged on the bottom of the iron bowl 4, and a permanent magnet 5 and a magnet protection cover 6 are assembled in the iron bowl 4. By arranging the ring 7, the positioning of the permanent magnet 5 is achieved, and the movement of the permanent magnet 5 and the magnet protection cover 6 to the back is restricted. On the other hand, a substantially cylindrical locking piece 4c is formed in advance on the end surface of the iron bowl 4 by cutting. Then, the locking piece 4c is wound and crimped inward, and the tip of the plastically deformed locking piece 4c is pressed against the flange 6b of the magnet protection cover 6. As a result, the permanent magnet 5 and the flange 6b are sandwiched between the ring 7 and the locking piece 4c, and the permanent magnet 5 and the magnet protection cover 6 are fixed to the iron bowl 4.
【００１３】接着剤を用いた固定技術は、磁石保護カバ
ー６の鍔部６ｂに、図４に示すように、放射状の切欠６
ｃを複数形成しておく。複数の切欠６ｃは、鍔部６ｂの
外形の打抜き工程時に同時に打抜かれて形成されたもの
で、内側に塑性変形された係止片４ｃの内側に一部露出
する円弧状に形成されている。そして、係止片４ｃを内
側へ巻カシメした後に、鉄椀４の開口端を上方へ向け、
図２に示すように、係止片４ｃの内側に露出する切欠６
ｃに、液状の接着剤を滴下する。すると、切欠６ｃに滴
下した接着剤が、鉄椀４と永久磁石５との間のみなら
ず、永久磁石５と磁石保護カバー６との間にまで浸透
し、浸透した接着剤が、鉄椀４と永久磁石５を強固に接
着するとともに、永久磁石５と磁石保護カバー６を強固
に接着する。つまり、永久磁石５および磁石保護カバー
６が、接着剤によって鉄椀４に固定される。[0013] The fixing technique using an adhesive is such that a radial notch 6 is formed in a flange 6 b of a magnet protective cover 6 as shown in FIG.
A plurality of c is formed. The plurality of cutouts 6c are formed by simultaneously punching out the outer shape of the flange 6b in a punching step, and are formed in an arc shape partially exposed to the inside of the locking piece 4c plastically deformed inward. Then, after the locking piece 4c is wound inside and caulked, the open end of the iron bowl 4 is directed upward,
As shown in FIG. 2, the notch 6 exposed inside the locking piece 4c
A liquid adhesive is dropped on c. Then, the adhesive dropped into the notch 6 c penetrates not only between the iron bowl 4 and the permanent magnet 5 but also between the permanent magnet 5 and the magnet protection cover 6, and the permeated adhesive becomes And the permanent magnet 5 are firmly bonded, and the permanent magnet 5 and the magnet protection cover 6 are firmly bonded. That is, the permanent magnet 5 and the magnet protection cover 6 are fixed to the iron bowl 4 by the adhesive.
【００１４】（実施例の効果）本実施例の磁石発電機の
ロータ１は、従来の貫通孔Ｊ6 （従来技術参照）に代わ
って放射状に設けた複数の切欠６ｃから液状の接着剤を
滴下した。このように、従来の貫通孔Ｊ6 に代わって放
射状の切欠６ｃとしたため、この放射状の切欠６ｃを鍔
部６ｂの外形の打抜きプレス加工時に同時に打抜き形成
できる。このため、磁石保護カバー６の製造工程におい
て、孔開け専用のプレス工程が削減でき、磁石保護カバ
ー６の製造コストを抑えることができ、結果的にこのロ
ータ１を用いた磁石発電機のコストを抑えることができ
る。(Effect of Embodiment) In the rotor 1 of the magnet generator of this embodiment, a liquid adhesive is dropped from a plurality of notches 6c provided radially in place of the conventional through-hole J6 (see the prior art). . As described above, since the radial notch 6c is used instead of the conventional through hole J6, the radial notch 6c can be punched and formed at the same time when the outer shape of the flange portion 6b is punched and pressed. For this reason, in the manufacturing process of the magnet protection cover 6, the pressing process dedicated to drilling holes can be reduced, and the manufacturing cost of the magnet protection cover 6 can be suppressed. As a result, the cost of the magnet generator using the rotor 1 can be reduced. Can be suppressed.
【００１５】また、切欠６ｃは、放射状に設けられてい
るため、切欠６ｃに滴下された接着剤が、従来技術に比
較してスムーズ且つ多量に、鉄椀４と永久磁石５の間に
導かれる。この結果、接着剤による鉄椀４と永久磁石５
の接合強度を高めることができる。Further, since the notch 6c is provided radially, the adhesive dropped into the notch 6c is guided between the iron bowl 4 and the permanent magnet 5 more smoothly and in a larger amount than in the prior art. . As a result, the iron bowl 4 and the permanent magnet 5
Can increase the bonding strength.
【００１６】（変形例）上記の実施例では、切欠６ｃの
形状を円弧状に設けた例を示したが、図５に示すよう
に、切欠６ｃの形状を略矩形に設けるなど、他の形状に
設けても良い。また、切欠６ｃを鍔部６ｂの外形の打抜
き時に同時に打ち抜いた例を示したが、鍔部６ｂの外形
の打抜きと同時に切欠６ｃを切り曲げて形成しても良
い。(Modification) In the above embodiment, an example was shown in which the shape of the notch 6c was provided in an arc shape. However, as shown in FIG. 5, other shapes such as providing the shape of the notch 6c in a substantially rectangular shape were used. May be provided. In addition, although an example is shown in which the notch 6c is punched out simultaneously with the punching of the outer shape of the flange 6b, the notch 6c may be cut out and bent at the same time as the punching of the outer shape of the flange 6b.
【００１７】上記の実施例では、塑性変形による固定技
術の一例として、永久磁石５の奥に位置決め用のリング
７を配置し、係止片４ｃが、鍔部６ｂおよび永久磁石５
をリング７側へ押し付けることによって、永久磁石５お
よび磁石保護カバー６を鉄椀４内に固定する例を示した
が、鉄椀４の端面と係止片４ｃとで鍔部６ｂを挟み付け
て、磁石保護カバー６を鉄椀４に固定しても良い。この
場合、磁石保護カバー６に永久磁石５の奥方を規制する
位置決め突起を設けてリング７を廃止しても良い。In the above embodiment, as an example of the fixing technique by plastic deformation, a positioning ring 7 is disposed at the back of the permanent magnet 5, and the locking piece 4c is fixed to the flange 6b and the permanent magnet 5
Of the permanent magnet 5 and the magnet protection cover 6 are fixed in the iron bowl 4 by pressing the ring against the ring 7, but the flange 6b is sandwiched between the end face of the iron bowl 4 and the locking piece 4c. Alternatively, the magnet protection cover 6 may be fixed to the iron bowl 4. In this case, the magnet protection cover 6 may be provided with a positioning projection for regulating the depth of the permanent magnet 5, and the ring 7 may be omitted.
【図１】ロータの断面図である（実施例）。FIG. 1 is a sectional view of a rotor (Example).
【図２】ロータの開口端の要部拡大断面図である（実施
例）。FIG. 2 is an enlarged sectional view of a main part of an open end of a rotor (embodiment).
【図３】磁石保護カバーの断面図である（実施例）。FIG. 3 is a sectional view of a magnet protection cover (Example).
【図４】磁石保護カバーの底視図である（実施例）。FIG. 4 is a bottom view of the magnet protection cover (Example).
【図５】放射状の切欠の形状を示す鍔部の要部平面図で
ある（変形例）。FIG. 5 is a plan view of a main part of a flange showing a shape of a radial notch (modification).
【図６】ロータの要部断面図である（従来例）。FIG. 6 is a sectional view of a main part of a rotor (conventional example).
【図７】磁石保護カバーの底視図である（従来例）。FIG. 7 is a bottom view of a magnet protection cover (conventional example).
１ 磁石発電機のロータ ４ 鉄椀 ４ｃ 係止片 ５ 永久磁石 ６ 磁石保護カバー ６ｂ 鍔部 ６ｃ 放射状の切欠 DESCRIPTION OF SYMBOLS 1 Rotor of magnet generator 4 Iron bowl 4c Locking piece 5 Permanent magnet 6 Magnet protection cover 6b Flange 6c Radial notch
Claims (2)
開口端に形成された係止片に押圧される鍔部を有する断
面略Ｌ字形を呈した環状の磁石保護カバーと、を備え、 前記鉄椀の開口端に形成された前記係止片を内側に塑性
変形させて前記鍔部を押圧して前記永久磁石および前記
磁石保護カバーを前記鉄椀に固定するとともに、前記鉄
椀と前記永久磁石との間を接着剤で固着する磁石発電機
のロータにおいて、 前記鍔部には、放射状の切欠が複数設けられたことを特
徴とする磁石発電機のロータ。1. An iron bowl driven to rotate, a permanent magnet arranged in the iron bowl, and a locking piece arranged inside the permanent magnet and formed at an open end of the iron bowl. An annular magnet protective cover having a substantially L-shaped cross section having a pressed flange portion, wherein the locking piece formed at the open end of the iron bowl is plastically deformed inward to press the flange portion. And fixing the permanent magnet and the magnet protection cover to the iron bowl, and fixing the iron bowl and the permanent magnet with an adhesive with a rotor of a magnet generator. A rotor of a magnet generator, wherein a plurality of notches are provided.
出するもので、 前記係止片の塑性変形後に、前記係止片の内側に露出し
た前記切欠から液状の接着剤を滴下して、前記鉄椀と前
記永久磁石との間を接着剤で固着したことを特徴とする
磁石発電機のロータ。2. The rotor of the magnet generator according to claim 1, wherein said notch is partially exposed inside said plastically deformed locking piece, and said notch is formed after said locking piece is plastically deformed. A rotor for a magnet generator, wherein a liquid adhesive is dropped from the notch exposed inside the piece, and the iron bowl and the permanent magnet are fixed with an adhesive.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP30224996A JP3804130B2 (en) | 1996-11-13 | 1996-11-13 | Magnet generator rotor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP30224996A JP3804130B2 (en) | 1996-11-13 | 1996-11-13 | Magnet generator rotor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH10145995A true JPH10145995A (en) | 1998-05-29 |
| JP3804130B2 JP3804130B2 (en) | 2006-08-02 |
Family
ID=17906749
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP30224996A Expired - Fee Related JP3804130B2 (en) | 1996-11-13 | 1996-11-13 | Magnet generator rotor |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP3804130B2 (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100284853B1 (en) * | 1999-01-21 | 2001-03-15 | 구자홍 | Structure of rotor in BLDC motor |
| EP1513243A2 (en) * | 2003-09-05 | 2005-03-09 | Robert Bosch Gmbh | Electric machine with permanent magnet poles |
| KR100499487B1 (en) * | 2002-11-25 | 2005-07-07 | 엘지전자 주식회사 | Rotor Structure of The Washing Machine |
| US7508105B2 (en) | 2002-04-22 | 2009-03-24 | Mitsubishi Denki Kabushiki Kaisha | Magneto-generator |
| CN105529853A (en) * | 2016-02-24 | 2016-04-27 | 珠海格力节能环保制冷技术研究中心有限公司 | Rotor housing and outer rotor motor |
-
1996
- 1996-11-13 JP JP30224996A patent/JP3804130B2/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100284853B1 (en) * | 1999-01-21 | 2001-03-15 | 구자홍 | Structure of rotor in BLDC motor |
| US7508105B2 (en) | 2002-04-22 | 2009-03-24 | Mitsubishi Denki Kabushiki Kaisha | Magneto-generator |
| KR100499487B1 (en) * | 2002-11-25 | 2005-07-07 | 엘지전자 주식회사 | Rotor Structure of The Washing Machine |
| EP1513243A2 (en) * | 2003-09-05 | 2005-03-09 | Robert Bosch Gmbh | Electric machine with permanent magnet poles |
| EP1513243A3 (en) * | 2003-09-05 | 2007-02-14 | Robert Bosch Gmbh | Electric machine with permanent magnet poles |
| CN105529853A (en) * | 2016-02-24 | 2016-04-27 | 珠海格力节能环保制冷技术研究中心有限公司 | Rotor housing and outer rotor motor |
Also Published As
| Publication number | Publication date |
|---|---|
| JP3804130B2 (en) | 2006-08-02 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US4137884A (en) | Magneto for motor vehicle | |
| JPS6035947U (en) | Clutch cover with a protrusion for balance correction | |
| JPH05284680A (en) | Permanent magnet type rotor | |
| JPH10145995A (en) | Rotor for magnet generator | |
| JP4103182B2 (en) | Magnet generator and manufacturing method thereof | |
| JPH10145996A (en) | Rotor for magnet generator | |
| JP2005130548A (en) | Permanent magnet generator | |
| JP3493971B2 (en) | Flywheel magnet rotor and method of manufacturing the same | |
| US20020152590A1 (en) | Magnetic buckle structure | |
| JP2002325389A (en) | Yoke of dynamo-electric machine, and manufacturing method therefor | |
| JPS6380744A (en) | Permanent magnet rotor | |
| JP3003054B2 (en) | Disk assembly with annular member and disk manufacturing method | |
| JPH07241049A (en) | Stator for synchronous servo motor | |
| JPS6110955A (en) | Rotor of magneto generator | |
| JPH0532659Y2 (en) | ||
| JPS6029277Y2 (en) | thin speaker | |
| JPS5812411Y2 (en) | electromagnet device | |
| JPS6311883Y2 (en) | ||
| JPH05252678A (en) | Rotor for magnet generator and manufacture thereof | |
| JPH01142265A (en) | Rotor for magneto and manufacture thereof | |
| JPH025652Y2 (en) | ||
| JPH07167117A (en) | Joint method of two members | |
| JPH09107645A (en) | Motor magnet holding structure | |
| JPS5890041U (en) | laminated stator core | |
| JPS61170261A (en) | Rotor for magneto-generator |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A977 | Report on retrieval |
Free format text: JAPANESE INTERMEDIATE CODE: A971007 Effective date: 20050207 |
|
| A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20050301 |
|
| A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20050420 |
|
| TRDD | Decision of grant or rejection written | ||
| A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20060418 |
|
| A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20060501 |
|
| R150 | Certificate of patent or registration of utility model |
Free format text: JAPANESE INTERMEDIATE CODE: R150 |
|
| LAPS | Cancellation because of no payment of annual fees |