JPS62104219U - - Google Patents
Info
- Publication number
- JPS62104219U JPS62104219U JP19527685U JP19527685U JPS62104219U JP S62104219 U JPS62104219 U JP S62104219U JP 19527685 U JP19527685 U JP 19527685U JP 19527685 U JP19527685 U JP 19527685U JP S62104219 U JPS62104219 U JP S62104219U
- Authority
- JP
- Japan
- Prior art keywords
- polygon mirror
- laser beam
- drive motor
- motor
- scanning 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
- 238000007664 blowing Methods 0.000 claims 1
- 239000004065 semiconductor Substances 0.000 description 1
Landscapes
- Laser Beam Printer (AREA)
- Details Of Measuring And Other Instruments (AREA)
- Mechanical Optical Scanning Systems (AREA)
- Exposure Or Original Feeding In Electrophotography (AREA)
- Facsimile Scanning Arrangements (AREA)
Description
第１図〜第２図は本考案の実施例を示すもので
、第１図は本考案のレーザビーム走査装置の斜視
図、第２図は第１図の部分斜視図を示し、また第
３図〜第６図は従来のレーザビーム走査装置を示
し、第３図はその斜視図、第４図は第３図の部分
斜視図、第５図は従来のレーザビーム走査装置の
平面図、第６図は第４図の―面断面図をそれ
ぞれ示している。
〔符号説明〕、１……基台、２……半導体レー
ザ、３……コリメータレンズ、４……ポリゴンミ
ラー、５……装置カバー、６……回転軸、７……
開口部、８……送風羽根、９……駆動モータ、１
０……排出口、１１，１２……反射ミラー。
1 and 2 show an embodiment of the present invention. FIG. 1 is a perspective view of the laser beam scanning device of the present invention, FIG. 2 is a partial perspective view of FIG. 1, and FIG. 6 to 6 show a conventional laser beam scanning device, FIG. 3 is a perspective view thereof, FIG. 4 is a partial perspective view of FIG. 3, and FIG. 5 is a plan view of a conventional laser beam scanning device. FIG. 6 shows a sectional view taken along the - plane of FIG. 4, respectively. [Description of symbols] 1...Base, 2...Semiconductor laser, 3...Collimator lens, 4...Polygon mirror, 5...Device cover, 6...Rotation axis, 7...
Opening portion, 8...Blower blade, 9...Drive motor, 1
0...Discharge port, 11, 12...Reflection mirror.
Claims (1)
間隔に設けて成るポリゴンミラーと、このポリゴ
ンミラーを回動させる駆動モータとを備え、光源
からのレーザビームを上記ポリゴンミラーの反射
面へ照射させて偏向走査するレーザビーム走査装
置において、上記ポリゴンミラーには、回動時に
上記駆動モータ側へ送風してこのモータを冷却さ
せるための送風羽根を設けたことを特徴とするレ
ーザビーム走査装置。 A polygon mirror is provided with a plurality of reflective surfaces arranged at equal intervals on the outer periphery at equal distances from a rotation axis, and a drive motor that rotates this polygon mirror, and a laser beam from a light source is directed to the reflective surface of the polygon mirror. A laser beam scanning device that performs irradiation and deflection scanning, characterized in that the polygon mirror is provided with an air blower blade for blowing air toward the drive motor to cool the motor when rotating. .
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19527685U JPS62104219U (en) | 1985-12-20 | 1985-12-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19527685U JPS62104219U (en) | 1985-12-20 | 1985-12-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62104219U true JPS62104219U (en) | 1987-07-03 |
Family
ID=31153020
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19527685U Pending JPS62104219U (en) | 1985-12-20 | 1985-12-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62104219U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20040091500A (en) * | 2003-04-22 | 2004-10-28 | 송석호 | Polygon mirror with cooling fan in laser printer |
-
1985
- 1985-12-20 JP JP19527685U patent/JPS62104219U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20040091500A (en) * | 2003-04-22 | 2004-10-28 | 송석호 | Polygon mirror with cooling fan in laser printer |