JPH0435221U - - Google Patents
Info
- Publication number
- JPH0435221U JPH0435221U JP7488990U JP7488990U JPH0435221U JP H0435221 U JPH0435221 U JP H0435221U JP 7488990 U JP7488990 U JP 7488990U JP 7488990 U JP7488990 U JP 7488990U JP H0435221 U JPH0435221 U JP H0435221U
- Authority
- JP
- Japan
- Prior art keywords
- medium
- transparent material
- sliding contact
- optical head
- head device
- 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
- 239000012780 transparent material Substances 0.000 claims description 6
- 230000003287 optical effect Effects 0.000 claims description 3
- 230000001678 irradiating effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 1
Landscapes
- Optical Head (AREA)
Description
第１図は実施例にかかる透明材の斜視図、第２
図は実験に用いた透明材の形状を示す図、第３図
は比較例に用いた透明材の形状を示す図、第４図
は従来の光ヘツド装置を示す側断面図である。
１１……透明材、１１ａ……摺接面。
FIG. 1 is a perspective view of the transparent material according to the embodiment, and FIG.
3 is a diagram showing the shape of the transparent material used in the experiment, FIG. 3 is a diagram showing the shape of the transparent material used in a comparative example, and FIG. 4 is a side sectional view showing a conventional optical head device. 11... Transparent material, 11a... Sliding surface.
Claims (1)
照射し、情報の記録及び若しくは再生を行う光ヘ
ツド装置に於て、前記透明材の摺接面を媒体との
摺接方向に長く且つ同方向に対して直交する方向
に短くしたことを特徴とする光ヘツド装置。 In an optical head device that records and/or reproduces information by irradiating a beam onto the medium through a transparent material that is in sliding contact with the medium, the sliding surface of the transparent material is long in the direction of sliding contact with the medium and in the same direction. An optical head device characterized in that the head is shortened in a direction orthogonal to the head.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7488990U JPH0435221U (en) | 1990-07-13 | 1990-07-13 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7488990U JPH0435221U (en) | 1990-07-13 | 1990-07-13 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0435221U true JPH0435221U (en) | 1992-03-24 |
Family
ID=31614982
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7488990U Pending JPH0435221U (en) | 1990-07-13 | 1990-07-13 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0435221U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5036967A (en) * | 1973-06-28 | 1975-04-07 |
-
1990
- 1990-07-13 JP JP7488990U patent/JPH0435221U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5036967A (en) * | 1973-06-28 | 1975-04-07 |