JPH02119218U - - Google Patents
Info
- Publication number
- JPH02119218U JPH02119218U JP1782689U JP1782689U JPH02119218U JP H02119218 U JPH02119218 U JP H02119218U JP 1782689 U JP1782689 U JP 1782689U JP 1782689 U JP1782689 U JP 1782689U JP H02119218 U JPH02119218 U JP H02119218U
- Authority
- JP
- Japan
- Prior art keywords
- rotating polygon
- polygon mirror
- surface portion
- mirror surface
- mirror
- 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
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Mechanical Optical Scanning Systems (AREA)
Description
第１図は本考案の一実施例に係る回転多面鏡を
示す平面図及び側面図、第２図は従来例と本考案
に係る回転多面鏡の鏡面部厚みの説明図、第３図
は回転多面鏡駆動機構図、第４図は回転多面鏡の
加工状態の説明図、第５図は他の実施例に係る回
転多面鏡の側面図、第６図及び第７図は異なる構
成のレーザプリンタの概略図、第８図は従来例に
係る回転多面鏡の平面図及び側面図である。
５０……回転多面鏡、５２，５４……鏡面部、
５３……円筒部。
Fig. 1 is a plan view and a side view showing a rotating polygon mirror according to an embodiment of the present invention, Fig. 2 is an explanatory diagram of the mirror surface thickness of a conventional example and a rotating polygon mirror according to the present invention, and Fig. 3 is a rotating polygon mirror according to an embodiment of the present invention. A diagram of a polygon mirror drive mechanism, FIG. 4 is an explanatory diagram of the processing state of a rotating polygon mirror, FIG. 5 is a side view of a rotating polygon mirror according to another embodiment, and FIGS. 6 and 7 are laser printers with different configurations. FIG. 8 is a plan view and a side view of a rotating polygon mirror according to a conventional example. 50... Rotating polygon mirror, 52, 54... Mirror surface part,
53... Cylindrical part.
Claims (1)
とも二つ以上のビームを反射する鏡面部分を有し
、ビーム光を偏向走査する回転多面鏡において、
ビームを反射するに必要な鏡面部以外の軸部を円
筒形に形成したことを特徴とする回転多面鏡。 A rotating polygon mirror that has a mirror surface portion that reflects at least two beams separated by a preset distance in the rotation axis direction, and that deflects and scans the beam light,
A rotating polygon mirror characterized in that a shaft portion other than a mirror surface portion necessary for reflecting a beam is formed into a cylindrical shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1782689U JPH02119218U (en) | 1989-02-20 | 1989-02-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1782689U JPH02119218U (en) | 1989-02-20 | 1989-02-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02119218U true JPH02119218U (en) | 1990-09-26 |
Family
ID=31231950
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1782689U Pending JPH02119218U (en) | 1989-02-20 | 1989-02-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02119218U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100444576B1 (en) * | 2002-04-25 | 2004-08-16 | 삼성전자주식회사 | scanner motor having a polygon mirror with a structure for reducing rotation resistance |
-
1989
- 1989-02-20 JP JP1782689U patent/JPH02119218U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100444576B1 (en) * | 2002-04-25 | 2004-08-16 | 삼성전자주식회사 | scanner motor having a polygon mirror with a structure for reducing rotation resistance |
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