JPS58114529U - rotating head drum - Google Patents
rotating head drumInfo
- Publication number
- JPS58114529U JPS58114529U JP647382U JP647382U JPS58114529U JP S58114529 U JPS58114529 U JP S58114529U JP 647382 U JP647382 U JP 647382U JP 647382 U JP647382 U JP 647382U JP S58114529 U JPS58114529 U JP S58114529U
- Authority
- JP
- Japan
- Prior art keywords
- head drum
- rotating head
- protruding
- recording
- magnetic
- 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図は映像磁気記録・−再生装置の磁気テープの送り
経路の説明に供する平面図。第２図は従来の映像磁気記
録・再生装置におけ２る回転ヘッドドラムの説明に供す
る平面図。第３図はフラッタに対する電気的等価回路。
第４図は本考案の一実施例における回転ヘッドドラムの
説明に供する平面図。
５・・・供給側インピーダンスローラ、８・・・回転ヘ
ッドドラム、９・・・巻取側インピーダンスローラ、１
７Ａおよび１７Ｂ・・・ビデオヘッド、１８Ａ〜゛１８
Ｆ・・・ダミーヘッド。 −FIG. 1 is a plan view for explaining a magnetic tape feeding path of a video magnetic recording/reproducing apparatus. FIG. 2 is a plan view for explaining a second rotary head drum in a conventional video magnetic recording/reproducing device. Figure 3 is an electrical equivalent circuit for flutter. FIG. 4 is a plan view for explaining a rotary head drum in an embodiment of the present invention. 5... Supply side impedance roller, 8... Rotating head drum, 9... Winding side impedance roller, 1
7A and 17B...video head, 18A~゛18
F...Dummy head. −
Claims (1)
ルスキャンニング型映像磁気記録・再生装置の回転ヘッ
ドドラムにおいて、回転ヘッドドラムの表面から前記磁
気ヘッドの突出長にほぼ等しい長さ突出した１対以上の
突起体を取付けてなることを特徴とする回転ヘッドドラ
ム。In a rotary head drum of a helical scanning type video magnetic recording/reproducing device to which a magnetic head for recording and reproducing video signals is attached, one or more pairs protruding from the surface of the rotary head drum by a length approximately equal to the protruding length of the magnetic head. A rotating head drum characterized by having a protruding body attached thereto.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP647382U JPS58114529U (en) | 1982-01-22 | 1982-01-22 | rotating head drum |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP647382U JPS58114529U (en) | 1982-01-22 | 1982-01-22 | rotating head drum |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS58114529U true JPS58114529U (en) | 1983-08-05 |
Family
ID=30019252
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP647382U Pending JPS58114529U (en) | 1982-01-22 | 1982-01-22 | rotating head drum |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS58114529U (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4330752Y1 (en) * | 1966-09-26 | 1968-12-14 | ||
| JPS51845A (en) * | 1974-06-20 | 1976-01-07 | Oki Electric Ind Co Ltd |
-
1982
- 1982-01-22 JP JP647382U patent/JPS58114529U/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4330752Y1 (en) * | 1966-09-26 | 1968-12-14 | ||
| JPS51845A (en) * | 1974-06-20 | 1976-01-07 | Oki Electric Ind Co Ltd |
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