JPH0230111U - - Google Patents
Info
- Publication number
- JPH0230111U JPH0230111U JP10607788U JP10607788U JPH0230111U JP H0230111 U JPH0230111 U JP H0230111U JP 10607788 U JP10607788 U JP 10607788U JP 10607788 U JP10607788 U JP 10607788U JP H0230111 U JPH0230111 U JP H0230111U
- Authority
- JP
- Japan
- Prior art keywords
- motor rotor
- preload collar
- pressing
- preload
- collar
- 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 claims description 3
- 239000006096 absorbing agent Substances 0.000 description 1
Description
第１図及び第２図は本考案の一実施例を示す断
面図と分解斜視図、第３図は本考案の他の実施例
を示す断面図、第４図は従来例を示す断面図であ
る。
１……回転上ドラム、２……ドラム軸、３……
デイスク、５……下側固定ドラム、６……ラジア
ルボールベアリング、７……予圧カラー、９……
ＤＤモータステータ、１０……ＤＤモータロータ
、１１……回転トランス、１２……磁気ヘツド、
１４……動吸振器、１６……摩擦板、１７……コ
イルスプリング、１８……ビス、１９……ピン、
２ａ……ビス穴、１７′……弾性リング、１８′
……六角ナツト、２ａ′……雄ねじ。
1 and 2 are a cross-sectional view and an exploded perspective view showing one embodiment of the present invention, FIG. 3 is a cross-sectional view showing another embodiment of the present invention, and FIG. 4 is a cross-sectional view showing a conventional example. be. 1...Rotating upper drum, 2...Drum shaft, 3...
Disc, 5... Lower fixed drum, 6... Radial ball bearing, 7... Preload collar, 9...
DD motor stator, 10... DD motor rotor, 11... Rotating transformer, 12... Magnetic head,
14...dynamic vibration absorber, 16...friction plate, 17...coil spring, 18...screw, 19...pin,
2a...screw hole, 17'...elastic ring, 18'
...Hexagonal nut, 2a'...Male thread.
Claims (1)
調整機構を設けるとともに、モータロータと予圧
カラーとを相対的に若干の回転すべりを可能とす
る構造とし、そのすべり損失によつて、ねじり振
動の振幅を押えるようにしたことを特徴とする回
転ヘツドドラム装置。 In addition to providing a pressing force adjustment mechanism for pressing the motor rotor against the preload collar, the motor rotor and preload collar are structured to allow slight rotational sliding relative to each other, and the amplitude of torsional vibration is suppressed by the slip loss. A rotating head drum device characterized by:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10607788U JPH0230111U (en) | 1988-08-10 | 1988-08-10 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10607788U JPH0230111U (en) | 1988-08-10 | 1988-08-10 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0230111U true JPH0230111U (en) | 1990-02-26 |
Family
ID=31339264
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10607788U Pending JPH0230111U (en) | 1988-08-10 | 1988-08-10 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0230111U (en) |
-
1988
- 1988-08-10 JP JP10607788U patent/JPH0230111U/ja active Pending