JPH0345247U - - Google Patents
Info
- Publication number
- JPH0345247U JPH0345247U JP10642689U JP10642689U JPH0345247U JP H0345247 U JPH0345247 U JP H0345247U JP 10642689 U JP10642689 U JP 10642689U JP 10642689 U JP10642689 U JP 10642689U JP H0345247 U JPH0345247 U JP H0345247U
- Authority
- JP
- Japan
- Prior art keywords
- recording
- attached
- reproducing
- magnet
- turntable
- 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
- 239000002783 friction material Substances 0.000 claims description 4
- 125000006850 spacer group Chemical group 0.000 claims description 2
- 230000036316 preload Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
Landscapes
- Holding Or Fastening Of Disk On Rotational Shaft (AREA)
Description
第１図は本考案の一実施例における記録再生装
置を示す断面図、第２図は本考案の実施例におけ
る吸引力と摩擦材の反力の関係を示す図、第３図
および第４図はそれぞれ従来の記録再生装置を示
す断面図である。
１……デイスク、２……スペーサ、３……吸着
板、４……回転軸、５……ターンテーブル、６…
…マグネツト、１１……摩擦材。
FIG. 1 is a sectional view showing a recording/reproducing device in an embodiment of the present invention, FIG. 2 is a diagram showing the relationship between the attraction force and the reaction force of the friction material in the embodiment of the present invention, and FIGS. 3 and 4 1 and 2 are cross-sectional views showing conventional recording and reproducing devices, respectively. 1... Disk, 2... Spacer, 3... Adsorption plate, 4... Rotating shaft, 5... Turntable, 6...
...Magnet, 11...Friction material.
Claims (1)
録再生用媒体をマウントするターンテーブルと、
このターンテーブルに取り付けられ、記録再生用
媒体の吸着板を吸引するマグネツトと、このマグ
ネツトにより吸引される上記記録再生用媒体の吸
着板に予圧力を持つて接するように上記ターンテ
ーブルに取り付けられた摩擦材を備えた記録再生
装置。 (2) 摩擦材が吸着板の寸法変化によるマグネツ
ト吸引力の変化率と等しいばね定数を有する請求
項１記載の記録再生装置。 (3) 吸着板が記録再生媒体にスペーサを介して
取り付けられた請求項１または２記載の記録再生
装置。[Claims for Utility Model Registration] (1) A rotating shaft, a turntable attached to the rotating shaft and mounting a recording/reproducing medium,
A magnet is attached to the turntable and attracts a suction plate of the recording/reproducing medium, and a magnet is attached to the turntable so as to be in contact with the suction plate of the recording/reproducing medium attracted by the magnet with a preload force. Recording and reproducing device equipped with friction material. (2) The recording/reproducing device according to claim 1, wherein the friction material has a spring constant equal to a rate of change in magnetic attraction force due to a change in dimensions of the attraction plate. (3) The recording/reproducing apparatus according to claim 1 or 2, wherein the suction plate is attached to the recording/reproducing medium via a spacer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10642689U JPH0731399Y2 (en) | 1989-09-11 | 1989-09-11 | Recording / playback device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10642689U JPH0731399Y2 (en) | 1989-09-11 | 1989-09-11 | Recording / playback device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0345247U true JPH0345247U (en) | 1991-04-25 |
| JPH0731399Y2 JPH0731399Y2 (en) | 1995-07-19 |
Family
ID=31655156
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10642689U Expired - Lifetime JPH0731399Y2 (en) | 1989-09-11 | 1989-09-11 | Recording / playback device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0731399Y2 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5388054B2 (en) * | 2008-01-16 | 2014-01-15 | 東芝エレベータ株式会社 | Elevator with elevator vibration control device |
-
1989
- 1989-09-11 JP JP10642689U patent/JPH0731399Y2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0731399Y2 (en) | 1995-07-19 |
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