JPS6424510U - - Google Patents
Info
- Publication number
- JPS6424510U JPS6424510U JP11991687U JP11991687U JPS6424510U JP S6424510 U JPS6424510 U JP S6424510U JP 11991687 U JP11991687 U JP 11991687U JP 11991687 U JP11991687 U JP 11991687U JP S6424510 U JPS6424510 U JP S6424510U
- Authority
- JP
- Japan
- Prior art keywords
- rotating
- rotating part
- fixed
- transformer
- side core
- 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
- 230000036316 preload Effects 0.000 description 1
Landscapes
- Recording Or Reproducing By Magnetic Means (AREA)
Description
第１図は、本考案の一実施例の断面図であり、
第２図は従来例の断面図である。
１……回転軸、２……デイスク、３……上ドラ
ム、４……下ドラム、４ａ……下ドラム取付面、
４ｂ……下ドラム内筒部、５……予圧カラー、５
ａ……取付ビス、６……玉軸受、６ａ……玉軸受
の内輪、６ｂ……玉軸受の外輪、７……回転トラ
ンス、７ａ……回転トランスの回転側コア、７ｂ
……回転トランスの固定側コア、８……回転ヘツ
ド、９……取付ビス、１０……上ドラム取付ビス
、１１……固定軸。
FIG. 1 is a sectional view of an embodiment of the present invention,
FIG. 2 is a sectional view of a conventional example. 1...Rotating shaft, 2...Disk, 3...Upper drum, 4...Lower drum, 4a...Lower drum mounting surface,
4b...Lower drum inner cylindrical part, 5...Preload collar, 5
a...Mounting screw, 6...Ball bearing, 6a...Inner ring of ball bearing, 6b...Outer ring of ball bearing, 7...Rotating transformer, 7a...Rotating side core of rotating transformer, 7b
...Fixed side core of the rotating transformer, 8...Rotating head, 9...Mounting screw, 10...Upper drum mounting screw, 11...Fixed shaft.
Claims (1)
回転ヘツド及び回転トランス回転側コアを有して
成る回転部と、 磁気記録再生装置の機構部シヤーシに固定され
る下ドラムと回転トランス固定側コアを有して成
る非回転部と、 非回転部に対し回転部を回転させる為に用いる
軸と１対の玉軸受とにより構成される回転ヘツド
ドラムにおいて、 前記１対の玉軸受の外輪を上記回転部に固定し
て、非回転部に固定される前記軸に前記玉軸受の
内輪を通す事により、非回転部に対して回転部を
支持し、回転部の回転時に、前記玉軸受の外輪が
回転部と共に回転する事を特徴とする回転ヘツド
ドラム。[Claims for Utility Model Registration] A rotating part comprising a rotating basic member, a rotating head that rotates together with the basic member, and a rotating transformer rotating side core, and a lower drum fixed to a mechanical chassis of a magnetic recording and reproducing device. a rotating head drum comprising a non-rotating part having a fixed side core of a rotating transformer, a shaft used for rotating the rotating part with respect to the non-rotating part, and a pair of ball bearings; By fixing the outer ring of the bearing to the rotating part and passing the inner ring of the ball bearing through the shaft fixed to the non-rotating part, the rotating part is supported with respect to the non-rotating part, and when the rotating part rotates, A rotating head drum characterized in that an outer ring of the ball bearing rotates together with a rotating part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11991687U JPS6424510U (en) | 1987-08-04 | 1987-08-04 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11991687U JPS6424510U (en) | 1987-08-04 | 1987-08-04 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6424510U true JPS6424510U (en) | 1989-02-09 |
Family
ID=31365565
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11991687U Pending JPS6424510U (en) | 1987-08-04 | 1987-08-04 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6424510U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03150714A (en) * | 1989-11-08 | 1991-06-27 | Pioneer Electron Corp | Rotary drum of magnetic head |
-
1987
- 1987-08-04 JP JP11991687U patent/JPS6424510U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03150714A (en) * | 1989-11-08 | 1991-06-27 | Pioneer Electron Corp | Rotary drum of magnetic head |
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