JPS6415308U - - Google Patents
Info
- Publication number
- JPS6415308U JPS6415308U JP11021787U JP11021787U JPS6415308U JP S6415308 U JPS6415308 U JP S6415308U JP 11021787 U JP11021787 U JP 11021787U JP 11021787 U JP11021787 U JP 11021787U JP S6415308 U JPS6415308 U JP S6415308U
- Authority
- JP
- Japan
- Prior art keywords
- drum
- blades
- air
- head
- 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.)
- Pending
Links
- 238000010030 laminating Methods 0.000 claims 1
- 230000036316 preload Effects 0.000 description 1
Description
第１図は本考案に係るドラム組立体の全体構成
を示す斜視図、第２図はそのドラムモータ付近の
断面図、第３図ａ，ｂは本考案のドラム組立体の
要部である羽根が設けられたドラムモータロータ
の側面図と底面図、第４図は従来のドラム組立体
の全体構成を示す斜視図、第５図は従来のドラム
モータ付近の断面図である。
１…基板、２…ホルダ、３…スロツト、４…コ
イル、５…駆動用ＩＣ、６…固定ドラム、７…ロ
ータ・ケース、８…マグネツト、９…ベアリング
、１０…回転軸、１１…予圧カラー、１２…本考
案による羽根、１３…回転ドラム、１４…ドラム
モータ。
Fig. 1 is a perspective view showing the overall configuration of the drum assembly according to the present invention, Fig. 2 is a sectional view of the vicinity of the drum motor, and Fig. 3 a and b are the main parts of the drum assembly according to the present invention. 4 is a perspective view showing the overall structure of a conventional drum assembly, and FIG. 5 is a sectional view of the vicinity of a conventional drum motor. 1... Board, 2... Holder, 3... Slot, 4... Coil, 5... Drive IC, 6... Fixed drum, 7... Rotor case, 8... Magnet, 9... Bearing, 10... Rotating shaft, 11... Preload collar , 12...Blade according to the present invention, 13...Rotating drum, 14...Drum motor.
Claims (1)
ム本体と、回転ドラムとシヤフトにて連結されて
いるドラムモータとからなるドラム組立体におい
て、前記ドラムモータの外周部にエアーダンパと
なる複数の羽根を設けると共に、前記羽根により
空気をドラムモータ駆動ＩＣに流通せしめる空気
流通層を形成してなることを特徴とする磁気記録
再生装置のヘツドドラム。 In a drum assembly consisting of a drum body formed by laminating a rotating drum and a stationary drum, and a drum motor connected to the rotating drum by a shaft, a plurality of blades serving as an air damper are provided on the outer periphery of the drum motor. A head drum of a magnetic recording and reproducing apparatus, characterized in that the head drum is provided with an air flow layer that allows air to flow to a drum motor drive IC using the blades.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11021787U JPS6415308U (en) | 1987-07-17 | 1987-07-17 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11021787U JPS6415308U (en) | 1987-07-17 | 1987-07-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6415308U true JPS6415308U (en) | 1989-01-26 |
Family
ID=31347173
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11021787U Pending JPS6415308U (en) | 1987-07-17 | 1987-07-17 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6415308U (en) |
-
1987
- 1987-07-17 JP JP11021787U patent/JPS6415308U/ja active Pending