JPS63135501U - - Google Patents
Info
- Publication number
- JPS63135501U JPS63135501U JP2604887U JP2604887U JPS63135501U JP S63135501 U JPS63135501 U JP S63135501U JP 2604887 U JP2604887 U JP 2604887U JP 2604887 U JP2604887 U JP 2604887U JP S63135501 U JPS63135501 U JP S63135501U
- Authority
- JP
- Japan
- Prior art keywords
- circuit board
- drum assembly
- head drum
- drum
- fpc
- 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
Landscapes
- Recording Or Reproducing By Magnetic Means (AREA)
Description
第１図は本案に係るヘツドドラム組立体を示す
正面断面図、第２図は第１図の−線矢視断面
図、第３図は本案のヘツドドラム組立体に組込ま
れるプリアンプ回路の斜視図、第４図は第３図の
−線矢視断面図である。
１０……下部ドラム、２６……ロータ基板（ロ
ータリートランス）、２７……ステータ基板（ロ
ータリートランス）、３０……プリアンプ回路、
３１……絶縁リング、３２……ＦＰＣ（フレキシ
ブル配線板）。
FIG. 1 is a front sectional view showing a head drum assembly according to the present invention, FIG. 2 is a sectional view taken along the - line in FIG. FIG. 4 is a sectional view taken along the - line in FIG. 3. 10... Lower drum, 26... Rotor board (rotary transformer), 27... Stator board (rotary transformer), 30... Preamplifier circuit,
31... Insulating ring, 32... FPC (flexible wiring board).
Claims (1)
ドラム組立体において、前記下部ドラムの内側面
部にロータリートランスに接続されるプリアンプ
回路を配設したことを特徴とするヘツドドラム組
立体。 (2) 前記プリアンプ回路が、前記下部ドラムの
内側面部に沿う形状を有する環状の絶縁リングと
、この絶縁リングの一面に装着されたＦＰＣ（フ
レキシブル配線板）よりなる部品が実装された回
路基板とからなることを特徴とする実用新案登録
請求の範囲第(1)項記載のヘツドドラム組立体。 (3) 前記ＦＰＣよりなる回路基板が、前記ロー
タリートランスのステータにフレキシブルに接続
されていることを特徴とする実用新案登録請求の
範囲第(2)項記載のヘツドドラム組立体。[Claims for Utility Model Registration] (1) A head drum assembly consisting of an upper drum and a lower drum, characterized in that a preamplifier circuit connected to a rotary transformer is disposed on the inner side surface of the lower drum. Three-dimensional. (2) The preamplifier circuit includes an annular insulating ring having a shape that follows the inner surface of the lower drum, and a circuit board on which a component made of an FPC (flexible printed circuit board) is mounted on one surface of the insulating ring. A head drum assembly according to claim (1) of the utility model registration, characterized in that the head drum assembly comprises: (3) The head drum assembly according to claim (2), wherein the circuit board made of the FPC is flexibly connected to the stator of the rotary transformer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2604887U JPS63135501U (en) | 1987-02-23 | 1987-02-23 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2604887U JPS63135501U (en) | 1987-02-23 | 1987-02-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63135501U true JPS63135501U (en) | 1988-09-06 |
Family
ID=30826765
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2604887U Pending JPS63135501U (en) | 1987-02-23 | 1987-02-23 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63135501U (en) |
-
1987
- 1987-02-23 JP JP2604887U patent/JPS63135501U/ja active Pending
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