JPS61157917U - - Google Patents
Info
- Publication number
- JPS61157917U JPS61157917U JP4178585U JP4178585U JPS61157917U JP S61157917 U JPS61157917 U JP S61157917U JP 4178585 U JP4178585 U JP 4178585U JP 4178585 U JP4178585 U JP 4178585U JP S61157917 U JPS61157917 U JP S61157917U
- Authority
- JP
- Japan
- Prior art keywords
- laser beam
- optical
- scanning device
- cooling
- laser
- 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 5
- 238000001816 cooling Methods 0.000 claims 2
Description
第１図は従来のレーザビームプリンタの光走査
装置の実装構造を示す平面図、第２図は第１図の
ＡＡ線断面図、第３図は本考案によるレーザビー
ムプリンタの光走査装置の実装構造を示す平面図
である。
図において、１……レーザ、２……レーザビー
ム、３……ミラー、４……レンズ類、６……多面
鏡、９……フアン。
FIG. 1 is a plan view showing the mounting structure of the optical scanning device of a conventional laser beam printer, FIG. 2 is a sectional view taken along the line AA in FIG. 1, and FIG. 3 is a mounting structure of the optical scanning device of the laser beam printer according to the present invention. FIG. 3 is a plan view showing the structure. In the figure, 1...laser, 2...laser beam, 3...mirror, 4...lenses, 6...polygon mirror, 9...fan.
Claims (1)
面鏡によつて反射し、集光レンズによつて走査面
に走査光点として集束させるようにしたレーザビ
ームプリンタの光走査装置において、多面鏡の高
速回転により生ずる熱をフアン等で除去する冷却
室とミラーやレンズ類を収納する光学室とを分離
し、冷却室に吸引された外気に混入しているトナ
ーが光学室に侵入しないように光学室を密封構造
としたことを特徴とする光走査装置。 In the optical scanning device of a laser beam printer, a laser beam from a laser as a light source is reflected by a rotating polygon mirror and focused as a scanning light spot on a scanning surface by a condenser lens. The cooling chamber, in which the heat generated by the cooling is removed using a fan, etc., is separated from the optical chamber, which houses mirrors and lenses. An optical scanning device characterized by having a sealed structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4178585U JPS61157917U (en) | 1985-03-23 | 1985-03-23 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4178585U JPS61157917U (en) | 1985-03-23 | 1985-03-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61157917U true JPS61157917U (en) | 1986-09-30 |
Family
ID=30551935
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4178585U Pending JPS61157917U (en) | 1985-03-23 | 1985-03-23 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61157917U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63132917U (en) * | 1987-02-20 | 1988-08-31 | ||
| JP2005024894A (en) * | 2003-07-02 | 2005-01-27 | Fujinon Corp | Optical scanner |
| JP2010243926A (en) * | 2009-04-09 | 2010-10-28 | Konica Minolta Business Technologies Inc | Optical scanner |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5948728A (en) * | 1982-09-13 | 1984-03-21 | Sharp Corp | Light beam scanner |
| JPS5955467A (en) * | 1982-09-24 | 1984-03-30 | Canon Inc | Picture forming device |
-
1985
- 1985-03-23 JP JP4178585U patent/JPS61157917U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5948728A (en) * | 1982-09-13 | 1984-03-21 | Sharp Corp | Light beam scanner |
| JPS5955467A (en) * | 1982-09-24 | 1984-03-30 | Canon Inc | Picture forming device |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63132917U (en) * | 1987-02-20 | 1988-08-31 | ||
| JP2005024894A (en) * | 2003-07-02 | 2005-01-27 | Fujinon Corp | Optical scanner |
| JP4521164B2 (en) * | 2003-07-02 | 2010-08-11 | シャープ株式会社 | Optical scanning device |
| JP2010243926A (en) * | 2009-04-09 | 2010-10-28 | Konica Minolta Business Technologies Inc | Optical scanner |