JPS591120U - Magnetic head for video tape recorder - Google Patents
Magnetic head for video tape recorderInfo
- Publication number
- JPS591120U JPS591120U JP9520782U JP9520782U JPS591120U JP S591120 U JPS591120 U JP S591120U JP 9520782 U JP9520782 U JP 9520782U JP 9520782 U JP9520782 U JP 9520782U JP S591120 U JPS591120 U JP S591120U
- Authority
- JP
- Japan
- Prior art keywords
- core
- magnetic head
- face
- video tape
- tape recorder
- 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
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第1図は全面消去ヘッドとして用いられるVTR用磁気
ヘッドの分解斜視図、第2図はVTR用磁気ヘッドを示
した正面図、第3図はVTR用磁気ヘッドの樹脂成形方
法を示した断面図、第4 ′図はヘッド本体のまわり
の樹脂の流れを示した斜 ′親図、第5図は従来
の成形法における樹脂の流れ状況を示した平面図、第6
図は従来の欠点を解消するために必要な樹脂の流れを示
した平面図、第7図は本考案に係るVTR用磁気ヘッド
の樹脂成形の際の金型とヘッド本体との関係を示した図
、第8図、第9図は本考案に係るVTR用磁気ヘッドの
第1および第2の実施例を示した斜視図、第10図は本
考案に係るVTR用磁気ヘッドの完成状態を示した斜視
図である。
1・・・ヘッド本体、2・・・フロントコア、2A・・
・サイドコア、2B・・・溝部、2C・・・センターコ
ア、2D・・・ギャップスペーサ、2E・・・外側底面
、3・・・バンクコア、4・・・コ、イル、4A・・・
ボビン部、4B・・・端子固定部、4C・・・巻線、4
D・・・通孔、5・・・端子ピン、6・・・袋ナツト、
7・・・樹脂、11・・・VTR用磁気ヘッド、12・
・・金型、12A・・・下型、12B・・・上型、13
・・・空隙、14・・・−の面、15・・・端面、16
・・・側面、17・・・突起、18・・・凹み、19.
20・・・凹み、21・・・面。Fig. 1 is an exploded perspective view of a VTR magnetic head used as a full erase head, Fig. 2 is a front view of the VTR magnetic head, and Fig. 3 is a sectional view showing a resin molding method for the VTR magnetic head. , Figure 4' is a diagonal diagram showing the flow of resin around the head body, Figure 5 is a plan view showing the flow of resin in the conventional molding method, and Figure 6 is a plan view showing the flow of resin in the conventional molding method.
The figure is a plan view showing the flow of resin necessary to eliminate the conventional drawbacks, and Figure 7 shows the relationship between the mold and the head body during resin molding of the magnetic head for VTR according to the present invention. 8 and 9 are perspective views showing the first and second embodiments of the magnetic head for VTR according to the present invention, and FIG. 10 shows the completed state of the magnetic head for VTR according to the present invention. FIG. 1...Head body, 2...Front core, 2A...
・Side core, 2B... Groove, 2C... Center core, 2D... Gap spacer, 2E... Outer bottom surface, 3... Bank core, 4... Co, Il, 4A...
Bobbin part, 4B...Terminal fixing part, 4C...Winding, 4
D...Through hole, 5...Terminal pin, 6...Cap nut,
7...Resin, 11...Magnetic head for VTR, 12.
...Mold, 12A...Lower mold, 12B...Upper mold, 13
...Gap, 14...-face, 15... End surface, 16
...Side surface, 17...Protrusion, 18...Concave, 19.
20...Concave, 21...Surface.
Claims (2)
(a)〜(C)の要素から構成されるヘッド本体の下記
サイドコアの外側底面を取付け、金型の前記−の面に直
交する端面に袋ナツトを取付け、該端面に直交する方向
に樹脂を流入せしめて成形して成るビデオテープレコー
ダ用磁気ヘッドにおいて、前記−の面および端面の双方
に直交する2つの側面に流量調整用の突起を設けた金型
を使用して成形したことを特徴とするビデオテープレコ
ーダ用磁気ヘッド。 (a) チャンネル状のサイドコアの内側底面に設け
られ溝部にギャップスペーサを介して板状のセンターコ
アを取付けて成るフロントコア(b) 前記フロント
コアのセンターコアの外側に巻回されたコイル (c) 前記サイドコアとセンターコアの開放端部に
取付けられた板状のバンクコア(1) Attach the outer bottom surface of the following side core of the head main body, which is composed of the elements (a) to (C) below, to the − side of the mold having a roughly rectangular void, and In a magnetic head for a video tape recorder, which is formed by attaching a cap nut to an end face perpendicular to the above-mentioned face and injecting resin in a direction perpendicular to the end face, two side faces perpendicular to both the above-mentioned - face and the end face. A magnetic head for a video tape recorder, characterized in that the magnetic head is molded using a mold having protrusions for adjusting the flow rate. (a) A front core formed by attaching a plate-shaped center core to a groove provided on the inner bottom surface of a channel-shaped side core via a gap spacer; (b) A coil wound around the outside of the center core of the front core (c) ) A plate-shaped bank core attached to the open ends of the side core and center core.
を設けた金型を使用して成形したこ゛とを特徴とする実
用新案登録請求の範囲第1項記載のビデオテープレコー
ダ用磁気ヘッド。(2) A magnetic head for a video tape recorder according to claim 1, characterized in that it is molded using a mold in which a head body support pin is provided on a surface parallel to the - surface. .
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9520782U JPS591120U (en) | 1982-06-24 | 1982-06-24 | Magnetic head for video tape recorder |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9520782U JPS591120U (en) | 1982-06-24 | 1982-06-24 | Magnetic head for video tape recorder |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS591120U true JPS591120U (en) | 1984-01-06 |
Family
ID=30227471
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP9520782U Pending JPS591120U (en) | 1982-06-24 | 1982-06-24 | Magnetic head for video tape recorder |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS591120U (en) |
-
1982
- 1982-06-24 JP JP9520782U patent/JPS591120U/en active Pending
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