JPS61193547U - - Google Patents
Info
- Publication number
- JPS61193547U JPS61193547U JP7591185U JP7591185U JPS61193547U JP S61193547 U JPS61193547 U JP S61193547U JP 7591185 U JP7591185 U JP 7591185U JP 7591185 U JP7591185 U JP 7591185U JP S61193547 U JPS61193547 U JP S61193547U
- Authority
- JP
- Japan
- Prior art keywords
- magnetic recording
- head assembly
- reproducing device
- cylinder
- plastic material
- 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
- 239000000463 material Substances 0.000 claims 2
- 239000004033 plastic Substances 0.000 claims 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims 1
- 229910052782 aluminium Inorganic materials 0.000 claims 1
- 229910052799 carbon Inorganic materials 0.000 claims 1
- 239000000945 filler Substances 0.000 claims 1
- 230000002093 peripheral effect Effects 0.000 claims 1
- 239000004417 polycarbonate Substances 0.000 claims 1
- 229920000515 polycarbonate Polymers 0.000 claims 1
Description
第１図は、この考案による磁気記録再生装置の
回転ヘツドアセンブリの縦断面図、第２図は従来
の回転ヘツドアセンブリの縦断面図、第３図は第
２図の斜視図である。
１Ａは回転シリンダ、２Ａは固定シリンダ、３
は記録再生ヘツド、４は回転軸、６はリード溝で
ある。なお各図中、同一符号は同一または相当部
分を示す。
FIG. 1 is a longitudinal sectional view of a rotary head assembly of a magnetic recording/reproducing apparatus according to the present invention, FIG. 2 is a longitudinal sectional view of a conventional rotary head assembly, and FIG. 3 is a perspective view of FIG. 2. 1A is a rotating cylinder, 2A is a fixed cylinder, 3
4 is a recording/reproducing head, 4 is a rotating shaft, and 6 is a lead groove. In each figure, the same reference numerals indicate the same or corresponding parts.
Claims (1)
であつて、記録再生ヘツドを支持する回転シリン
ダと、テープ状磁気記録媒体の走行をガイドする
リード溝を外周面に有する固定シリンダとを有す
るものにおいて、前記回転シリンダと固定シリン
ダとを線膨張率がアルミニウムとほぼ等しいプラ
スチツク材料で成形したことを特徴とする磁気記
録再生装置の回転ヘツドアセンブリ。 (2) プラスチツク材料が充填剤として炭素を含
有したポリカーボネートである実用新案登録請求
の範囲第(1)項記載の磁気記録再生装置の回転ヘ
ツドアセンブリ。[Claims for Utility Model Registration] (1) A rotating head assembly for a magnetic recording and reproducing device, which has a rotating cylinder that supports the recording and reproducing head and a lead groove that guides the running of a tape-shaped magnetic recording medium on its outer peripheral surface. 1. A rotary head assembly for a magnetic recording/reproducing device, wherein the rotary cylinder and the fixed cylinder are molded from a plastic material having a coefficient of linear expansion substantially equal to that of aluminum. (2) A rotary head assembly for a magnetic recording and reproducing device according to claim (1), wherein the plastic material is polycarbonate containing carbon as a filler.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7591185U JPS61193547U (en) | 1985-05-21 | 1985-05-21 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7591185U JPS61193547U (en) | 1985-05-21 | 1985-05-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61193547U true JPS61193547U (en) | 1986-12-02 |
Family
ID=30617568
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7591185U Pending JPS61193547U (en) | 1985-05-21 | 1985-05-21 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61193547U (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS55160353A (en) * | 1979-05-29 | 1980-12-13 | Hitachi Ltd | Magnetic tape scanner |
| JPS6040551A (en) * | 1983-08-16 | 1985-03-02 | Hitachi Metals Ltd | Vtr cylinder |
-
1985
- 1985-05-21 JP JP7591185U patent/JPS61193547U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS55160353A (en) * | 1979-05-29 | 1980-12-13 | Hitachi Ltd | Magnetic tape scanner |
| JPS6040551A (en) * | 1983-08-16 | 1985-03-02 | Hitachi Metals Ltd | Vtr cylinder |
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