JPH0389516U - - Google Patents
Info
- Publication number
- JPH0389516U JPH0389516U JP15025489U JP15025489U JPH0389516U JP H0389516 U JPH0389516 U JP H0389516U JP 15025489 U JP15025489 U JP 15025489U JP 15025489 U JP15025489 U JP 15025489U JP H0389516 U JPH0389516 U JP H0389516U
- Authority
- JP
- Japan
- Prior art keywords
- drum
- wound
- bearing
- magnetic head
- tape
- 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
- 238000004804 winding Methods 0.000 claims 1
Description
第１図は本考案の一実施例の断面図、第２図と
第３図は軸承部の平面図と断面図、第４図は軸承
孔の偏心を拡大して示す断面図、第５図は第４図
の−線断面図、第６図はモータ部の平面図、
第７図は従来の装置の断面図である。
１……回転軸、２……モータ、３……磁気ヘツ
ド、４……上ドラム、５……下ドラム、６……ボ
ール軸承、７……軸承ホルダ、１４……ロータリ
トランスのステータ、１５……下端面、２１……
軸承、２１ａ……軸承孔、３６……螺旋溝、２２
……軸承、２３ａ……内径、ｅ……偏心量。
Fig. 1 is a sectional view of an embodiment of the present invention, Figs. 2 and 3 are a plan view and a sectional view of the bearing part, Fig. 4 is an enlarged sectional view showing the eccentricity of the bearing hole, and Fig. 5. is a sectional view taken along the - line in Fig. 4, Fig. 6 is a plan view of the motor section,
FIG. 7 is a sectional view of a conventional device. DESCRIPTION OF SYMBOLS 1... Rotating shaft, 2... Motor, 3... Magnetic head, 4... Upper drum, 5... Lower drum, 6... Ball bearing, 7... Bearing holder, 14... Stator of rotary transformer, 15 ...Lower end surface, 21...
Bearing, 21a... Bearing hole, 36... Spiral groove, 22
...Bearing, 23a...Inner diameter, e...Eccentricity.
Claims (1)
回転する上ドラムの回転軸を、磁気テープが巻付
けられて該磁気テープを案内する非回転の下ドラ
ムに設けられて軸承するすべり軸承の中心を、下
ドラムのテープ巻付側に偏心させたことを特徴と
する磁気ヘツドドラムの軸承装置。 The center of a sliding shaft bearing is provided on a non-rotating lower drum around which a magnetic tape is wound and which guides the rotating shaft of an upper drum which is equipped with a magnetic head and rotates around which a magnetic tape is wound. A bearing device for a magnetic head drum, characterized in that the lower drum is eccentric to the tape winding side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15025489U JPH0389516U (en) | 1989-12-28 | 1989-12-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15025489U JPH0389516U (en) | 1989-12-28 | 1989-12-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0389516U true JPH0389516U (en) | 1991-09-12 |
Family
ID=31696612
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15025489U Pending JPH0389516U (en) | 1989-12-28 | 1989-12-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0389516U (en) |
-
1989
- 1989-12-28 JP JP15025489U patent/JPH0389516U/ja active Pending