JPS6415309U - - Google Patents
Info
- Publication number
- JPS6415309U JPS6415309U JP11022887U JP11022887U JPS6415309U JP S6415309 U JPS6415309 U JP S6415309U JP 11022887 U JP11022887 U JP 11022887U JP 11022887 U JP11022887 U JP 11022887U JP S6415309 U JPS6415309 U JP S6415309U
- Authority
- JP
- Japan
- Prior art keywords
- drum
- armature
- groove
- bearing structure
- rotating
- 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.)
- Granted
Links
- 230000036316 preload Effects 0.000 description 1
Description
第１図は本考案に係る回転ヘツドドラムの断面
図、第２図は同回転ヘツドドラムの要部拡大図、
第３図は従来の回転ヘツドドラムの断面図である
。
１…上ドラム、２…下ドラム、３…電機子、４
…回転永久磁石、５…回転軸、５′…本考案の回
転軸、６…予圧カラー、７…軸受、８…デイスク
、９…回転トランス、１０…磁気ヘツド、１１…
溝、１２…剛球。
FIG. 1 is a sectional view of a rotating head drum according to the present invention, FIG. 2 is an enlarged view of the main parts of the rotating head drum,
FIG. 3 is a sectional view of a conventional rotary head drum. 1... Upper drum, 2... Lower drum, 3... Armature, 4
... Rotating permanent magnet, 5... Rotating shaft, 5'... Rotating shaft of the present invention, 6... Preload collar, 7... Bearing, 8... Disk, 9... Rotating transformer, 10... Magnetic head, 11...
Groove, 12... hard ball.
Claims (1)
ラムと、回転磁気ヘツドをその胴壁部に備えてい
る上ドラムと、前記軸受構造と係合し前記電機子
と対になつている回転永久磁石が締結され、回転
自在でかつ外周部に溝を有し、その溝に嵌合され
た剛球を備える回転軸とから構成される磁気記録
再生装置の回転ヘツドドラム。 a lower drum having a bearing structure and having an armature at its lower part; an upper drum having a rotating magnetic head on its body wall; and a rotating drum that engages with the bearing structure and is paired with the armature. A rotary head drum for a magnetic recording and reproducing device, which is constituted by a rotary shaft to which a permanent magnet is fastened, which is rotatable, has a groove on its outer circumference, and has a hard ball fitted into the groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11022887U JPH0535446Y2 (en) | 1987-07-17 | 1987-07-17 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11022887U JPH0535446Y2 (en) | 1987-07-17 | 1987-07-17 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6415309U true JPS6415309U (en) | 1989-01-26 |
| JPH0535446Y2 JPH0535446Y2 (en) | 1993-09-08 |
Family
ID=31347195
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11022887U Expired - Lifetime JPH0535446Y2 (en) | 1987-07-17 | 1987-07-17 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0535446Y2 (en) |
-
1987
- 1987-07-17 JP JP11022887U patent/JPH0535446Y2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0535446Y2 (en) | 1993-09-08 |