JPH01124915U - - Google Patents
Info
- Publication number
- JPH01124915U JPH01124915U JP2070288U JP2070288U JPH01124915U JP H01124915 U JPH01124915 U JP H01124915U JP 2070288 U JP2070288 U JP 2070288U JP 2070288 U JP2070288 U JP 2070288U JP H01124915 U JPH01124915 U JP H01124915U
- Authority
- JP
- Japan
- Prior art keywords
- rotating shaft
- bearings
- head device
- rotary head
- fixed cylinder
- 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
Description
図面はこの考案の一実施例を示す一部切断側面
図である。
図面において、１は回転軸、２，３はベアリン
グ、４は固定シリンダ、５は回転シリンダヘツド
、６は回転体、７は上ドラム、８は上部ロータリ
ートランス、９は下部ロータリートランス、１１
は中心貫通孔、１２はコイルスプリング、１３は
固定ホルダである。
The drawing is a partially cutaway side view showing an embodiment of this invention. In the drawing, 1 is a rotating shaft, 2 and 3 are bearings, 4 is a fixed cylinder, 5 is a rotating cylinder head, 6 is a rotating body, 7 is an upper drum, 8 is an upper rotary transformer, 9 is a lower rotary transformer, 11
1 is a central through hole, 12 is a coil spring, and 13 is a fixed holder.
Claims (1)
部に同軸的に取付けられた回転軸と、この回転軸
に同軸的に取付けられ、その外周部にヘツドが取
付けられた回転シリンダとを備え、前記回転軸は
前記固定シリンダの軸心部に同軸的に設けられた
一対のベアリングにより回転可能に支持されてい
る回転ヘツド装置において、前記ベアリング間に
はこれらベアリングを相対する方向に弾性的に押
圧するスプリング部材が介在されていることを特
徴とする回転ヘツド装置。 (2) 前記スプリング部材は前記ベアリング間の
前記回転軸に遊嵌されたコイルスプリングで構成
されていることを特徴とする請求項１に記載の回
転ヘツド装置。 (3) 前記コイルスプリングは軸方向中間部の直
径が軸方向両端部の直径より大きい略樽型をして
いることを特徴とする請求項２に記載の回転ヘツ
ド装置。[Claims for Utility Model Registration] (1) A fixed cylinder, a rotating shaft coaxially attached to the axial center of the fixed cylinder, and a head coaxially attached to the rotating shaft and a head attached to the outer periphery of the rotating shaft. In the rotary head device, the rotating shaft is rotatably supported by a pair of bearings coaxially provided at the axial center of the fixed cylinder, and the bearings are disposed between the bearings. A rotary head device characterized in that a spring member is interposed to elastically press the head in opposite directions. (2) The rotary head device according to claim 1, wherein the spring member is constituted by a coil spring loosely fitted to the rotating shaft between the bearings. (3) The rotary head device according to claim 2, wherein the coil spring has a substantially barrel shape in which a diameter at an axially intermediate portion is larger than a diameter at both axially end portions.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2070288U JPH01124915U (en) | 1988-02-19 | 1988-02-19 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2070288U JPH01124915U (en) | 1988-02-19 | 1988-02-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01124915U true JPH01124915U (en) | 1989-08-25 |
Family
ID=31237290
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2070288U Pending JPH01124915U (en) | 1988-02-19 | 1988-02-19 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01124915U (en) |
-
1988
- 1988-02-19 JP JP2070288U patent/JPH01124915U/ja active Pending