JPH02123712U - - Google Patents
Info
- Publication number
- JPH02123712U JPH02123712U JP3174989U JP3174989U JPH02123712U JP H02123712 U JPH02123712 U JP H02123712U JP 3174989 U JP3174989 U JP 3174989U JP 3174989 U JP3174989 U JP 3174989U JP H02123712 U JPH02123712 U JP H02123712U
- Authority
- JP
- Japan
- Prior art keywords
- magnetic head
- head
- view
- driving device
- rotary cylinder
- 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
Description
第１図はこの考案の一実施例による可動ヘツド
型回転磁気ヘツド装置の部分断面正面図、第２図
は第１図のヘツド駆動装置の拡大平面図、第３図
は同じくヘツド駆動装置の正面断面図、第４図は
従来の可動ヘツド型回転磁気ヘツド装置の部分断
面正面図、第５図は第４図のヘツド駆動装置の拡
大平面図、第６図は同じくヘツド駆動装置の正面
断面図である。
図に於いて、１は磁気テープ、２は固定シリン
ダー、３は中心軸、４は軸受、５は回転シリンダ
ー、６は磁気ヘツド、７はロータリトランス、８
ａ，８ｂは電動機、９は受光器取付台、１０はブ
ラシ取付台、１２はスリツプリング、１３はヘツ
ド駆動装置、１４は発光器、１５は受光器、２０
１はリード溝、１３１はケース、１３２は給電線
、１３３はコイル、１３４はばね、１３５は永久
磁石、１３６はボビン、１３７はヘツド取付板、
１３８は給電線、１３９は取付台を示す。なお、
図中、同一符号は同一または相当部分を示す。
FIG. 1 is a partially sectional front view of a movable head type rotating magnetic head device according to an embodiment of the invention, FIG. 2 is an enlarged plan view of the head driving device shown in FIG. 1, and FIG. 3 is a front view of the same head driving device. 4 is a partially sectional front view of a conventional movable head type rotating magnetic head device, FIG. 5 is an enlarged plan view of the head driving device shown in FIG. 4, and FIG. 6 is a front sectional view of the same head driving device. It is. In the figure, 1 is a magnetic tape, 2 is a fixed cylinder, 3 is a central shaft, 4 is a bearing, 5 is a rotating cylinder, 6 is a magnetic head, 7 is a rotary transformer, and 8
a, 8b are electric motors, 9 is a light receiver mount, 10 is a brush mount, 12 is a slip ring, 13 is a head drive device, 14 is a light emitter, 15 is a light receiver, 20
1 is a lead groove, 131 is a case, 132 is a power supply line, 133 is a coil, 134 is a spring, 135 is a permanent magnet, 136 is a bobbin, 137 is a head mounting plate,
Reference numeral 138 indicates a power supply line, and reference numeral 139 indicates a mounting base. In addition,
In the figures, the same reference numerals indicate the same or corresponding parts.
Claims (1)
気ヘツドの位置検出を、回転シリンダーに内蔵し
た発光器と回転シリンダーの外部に配置した受光
器とで、可動型磁気ヘツドの位置を検出する装置
を備えた回転磁気ヘツド装置。 In a rotary magnetic head device with a movable head, the position of the magnetic head is detected by a light emitter built into the rotary cylinder and a light receiver placed outside the rotary cylinder. Magnetic head device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3174989U JPH02123712U (en) | 1989-03-20 | 1989-03-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3174989U JPH02123712U (en) | 1989-03-20 | 1989-03-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02123712U true JPH02123712U (en) | 1990-10-11 |
Family
ID=31257839
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3174989U Pending JPH02123712U (en) | 1989-03-20 | 1989-03-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02123712U (en) |
-
1989
- 1989-03-20 JP JP3174989U patent/JPH02123712U/ja active Pending