JPH0328525U - - Google Patents
Info
- Publication number
- JPH0328525U JPH0328525U JP8893789U JP8893789U JPH0328525U JP H0328525 U JPH0328525 U JP H0328525U JP 8893789 U JP8893789 U JP 8893789U JP 8893789 U JP8893789 U JP 8893789U JP H0328525 U JPH0328525 U JP H0328525U
- Authority
- JP
- Japan
- Prior art keywords
- cylindrical holder
- fixing screw
- housing
- fixed
- casing
- 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
- 230000003287 optical effect Effects 0.000 claims description 4
- 125000006850 spacer group Chemical group 0.000 claims description 2
Description
第１図はこの考案の一実施例による光学式ヘツ
ドの筐体と円筒状ホルダの固定部を示す部分断面
斜視図、第２図はこの考案の固定部拡大断面図で
ａは固定ネジが締められる過程を示す図、ｂは固
定ネジが規定トルクまで締まつた時の図、第３図
は従来の光学式ヘツドの筐体と円筒状ホルダの固
定部を示す部分断面斜視図、第４図は従来の固定
部の拡大図である。
図中、１……筐体、２……円筒状ホルダ、３…
…固定ネジ、４……スペーサである。なお図中同
一符号は同一または相当部分を示す。
Fig. 1 is a partially sectional perspective view showing the fixing part of the optical head casing and the cylindrical holder according to an embodiment of this invention, and Fig. 2 is an enlarged sectional view of the fixing part of this invention. Fig. 3 is a partial cross-sectional perspective view showing the fixed part of the conventional optical head housing and cylindrical holder; is an enlarged view of a conventional fixing part. In the figure, 1... casing, 2... cylindrical holder, 3...
... Fixing screw, 4... Spacer. Note that the same reference numerals in the figures indicate the same or corresponding parts.
Claims (1)
設けられた案内孔に軸方向へ移動自在に嵌合する
とともに、前記筐体に前記円筒状ホルダに対し直
角方向から固定ネジを螺入して円筒状ホルダを筐
体に固定するようにしたものにおいて、円筒状ホ
ルダと固定ネジの間に、該固定ネジの締めつけに
より変形する、延性に富んだ材料でなるスペーサ
を介装したことを特徴とする光学式ヘツド。 A cylindrical holder to which an optical element is fixed is fitted into a guide hole provided in a housing so as to be movable in the axial direction, and a fixing screw is screwed into the housing from a direction perpendicular to the cylindrical holder. The cylindrical holder is fixed to the casing using the cylindrical holder and the fixing screw, in which a spacer made of a highly ductile material is interposed between the cylindrical holder and the fixing screw and deforms when the fixing screw is tightened. Optical head.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8893789U JPH0328525U (en) | 1989-07-27 | 1989-07-27 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8893789U JPH0328525U (en) | 1989-07-27 | 1989-07-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0328525U true JPH0328525U (en) | 1991-03-22 |
Family
ID=31638530
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8893789U Pending JPH0328525U (en) | 1989-07-27 | 1989-07-27 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0328525U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9046223B2 (en) | 2009-03-05 | 2015-06-02 | Nakanishi Inc. | Light-emitting device |
-
1989
- 1989-07-27 JP JP8893789U patent/JPH0328525U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9046223B2 (en) | 2009-03-05 | 2015-06-02 | Nakanishi Inc. | Light-emitting device |