JPS62175413U - - Google Patents
Info
- Publication number
- JPS62175413U JPS62175413U JP6214086U JP6214086U JPS62175413U JP S62175413 U JPS62175413 U JP S62175413U JP 6214086 U JP6214086 U JP 6214086U JP 6214086 U JP6214086 U JP 6214086U JP S62175413 U JPS62175413 U JP S62175413U
- Authority
- JP
- Japan
- Prior art keywords
- magnetic
- cylindrical body
- capstan
- magnetic pole
- excitation device
- 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.)
- Pending
Links
- 230000005284 excitation Effects 0.000 claims description 10
- 238000004804 winding Methods 0.000 claims description 4
- 239000000696 magnetic material Substances 0.000 claims 1
- 230000002093 peripheral effect Effects 0.000 claims 1
- 239000011148 porous material Substances 0.000 description 1
Landscapes
- Recording Or Reproducing By Magnetic Means (AREA)
Description
第１図は本考案になる磁気転写用励磁装置の一
実施例の部分平面断面図、第２図は本考案の磁気
転写用励磁装置を構成する転写用バイアスヘツド
の部分側面断面図、第３図は同バイアスヘツドの
他の実施例の側面断面図、第４図は本考案になる
磁気転写用励磁装置を構成するキヤプスタン兼補
助磁極の平面断面図、第５図は同キヤプスタン兼
補助磁極の変形例の側面断面図、第６図は従来の
磁気転写用励磁装置の平面断面図である。
１０…磁気転写用励磁装置、１１，１１′…円
筒体、１２…主磁極、１３，２８，３１…コア、
１４…非磁性円筒体（回転ローラ）、１５，２９
，３２…巻線、１６，２６…磁気転写用バイアス
ヘツド、１７，２７，３０…キヤプスタン、１８
…弾性体、１９…磁性体（補助磁極）、２２ａ，
２２ｂ…ボールベアリング、２３ａ，２３ｂ…細
孔、３４…発振器。
FIG. 1 is a partial plane cross-sectional view of an embodiment of the magnetic transfer excitation device of the present invention, FIG. 2 is a partial side cross-sectional view of a transfer bias head constituting the magnetic transfer excitation device of the present invention, and FIG. The figure is a side sectional view of another embodiment of the same bias head, FIG. 4 is a plan sectional view of the capstan and auxiliary magnetic pole constituting the magnetic transfer excitation device according to the present invention, and FIG. 5 is a plan view of the same capstan and auxiliary magnetic pole. A side sectional view of a modified example, and FIG. 6 is a plan sectional view of a conventional magnetic transfer excitation device. 10... Excitation device for magnetic transfer, 11, 11'... Cylindrical body, 12... Main magnetic pole, 13, 28, 31... Core,
14...Nonmagnetic cylindrical body (rotating roller), 15, 29
, 32... Winding wire, 16, 26... Bias head for magnetic transfer, 17, 27, 30... Capstan, 18
... Elastic body, 19... Magnetic body (auxiliary magnetic pole), 22a,
22b... Ball bearing, 23a, 23b... Pore, 34... Oscillator.
Claims (1)
筒体と、この円筒体の内面側と外周面との間の一
部に設けられた磁性体の主磁極と、励磁用巻線が
巻回されかつ一端がこの主磁極に接する形で上記
円筒体の内側に設けられたコアと、上記円筒体の
外側にベアリングを介して回転自在に設けられた
非磁性円筒体とを有する磁気転写用バイアスヘツ
ドと、このバイアスヘツドに対向配置され、内部
側を磁性円筒体で形成されると共に外側を弾性体
で覆われたキヤプスタン兼補助磁極とより構成し
たことを特徴とする磁気転写用励磁装置。 (2) キヤプスタン兼補助磁極を構成する磁性円
筒体は、その内部を中空に形成すると共に、その
内面側に少なくとも２つのコアを設け、このコア
に巻線を施すことにより、上記磁性円筒体を励磁
するようにしたことを特徴とする 実用新案登録
請求の範囲第１項記載の磁気転写用励磁装置。 (3) キヤプスタン兼補助磁極を構成する磁性円
筒体は、その内部を中空に形成すると共に、その
中空部分に励磁用巻線を施したコアを、上記磁性
円筒体の近傍に配設することにより、上記磁性円
筒体を励磁するようにしたことを特徴とする 実
用新案登録請求の範囲第１項記載の磁気転写用励
磁装置。[Claims for Utility Model Registration] (1) A non-magnetic and non-conductive cylindrical body with a hollow interior, and a main body of magnetic material provided between the inner surface and the outer peripheral surface of this cylindrical body. a magnetic pole, a core provided inside the cylindrical body with an excitation winding wound thereon and one end in contact with the main magnetic pole, and a non-magnetic core rotatably provided outside the cylindrical body via a bearing. A bias head for magnetic transfer having a magnetic cylindrical body, and a capstan and auxiliary magnetic pole disposed opposite to the bias head, the inside of which is made of a magnetic cylindrical body, and the outside of which is covered with an elastic body. Features of magnetic transfer excitation device. (2) The magnetic cylindrical body constituting the capstan and auxiliary magnetic pole is formed to have a hollow interior, and at least two cores are provided on its inner surface, and by winding these cores, the magnetic cylindrical body can be The excitation device for magnetic transfer according to claim 1, characterized in that it is configured to excite. (3) The magnetic cylindrical body constituting the capstan and auxiliary magnetic pole is formed hollow inside, and a core with an excitation winding provided in the hollow part is arranged near the magnetic cylindrical body. The excitation device for magnetic transfer according to claim 1, characterized in that the magnetic cylindrical body is excited.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6214086U JPS62175413U (en) | 1986-04-24 | 1986-04-24 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6214086U JPS62175413U (en) | 1986-04-24 | 1986-04-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62175413U true JPS62175413U (en) | 1987-11-07 |
Family
ID=30896126
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6214086U Pending JPS62175413U (en) | 1986-04-24 | 1986-04-24 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62175413U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02236446A (en) * | 1989-03-10 | 1990-09-19 | Agency Of Ind Science & Technol | Method and device for detecting flaw by leaked magnetic flux |
-
1986
- 1986-04-24 JP JP6214086U patent/JPS62175413U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02236446A (en) * | 1989-03-10 | 1990-09-19 | Agency Of Ind Science & Technol | Method and device for detecting flaw by leaked magnetic flux |