JPH041511U - - Google Patents
Info
- Publication number
- JPH041511U JPH041511U JP4091490U JP4091490U JPH041511U JP H041511 U JPH041511 U JP H041511U JP 4091490 U JP4091490 U JP 4091490U JP 4091490 U JP4091490 U JP 4091490U JP H041511 U JPH041511 U JP H041511U
- Authority
- JP
- Japan
- Prior art keywords
- light beam
- scanning device
- scanning
- beam scanning
- scanned
- 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 9
- 230000017525 heat dissipation Effects 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
Landscapes
- Mechanical Optical Scanning Systems (AREA)
- Exposure Or Original Feeding In Electrophotography (AREA)
Description
第１図は、本考案の光ビーム走査装置の位置実
施例の斜視図である。第２図は、本考案の光ビー
ム走査装置に適用される、制御部分を含む共振型
光偏向器の斜視図である。第３図および第５図は
、それぞれ、本考案の光ビーム走査装置に適用さ
れる共振型光偏向器に取り付けられた放熱フイン
の異なる実施例の斜視図である。第４図は、第３
図に示す放熱フインの異なる取付状態を示す説明
図である。第６図および第７図は、それぞれ、本
考案の光ビーム走査装置の別の実施例の部分分解
斜視図およびその組立図である。第８図および第
９図は、それぞれ、従来の光ビーム走査装置の一
部を示す概略斜視図および概略説明図である。
符号の説明、１０，８０……画像記録装置、１
２……記録ユニツト、１４……格子ユニツト、１
６……レゾナントスキヤナ、１８……放熱フイン
、２０……走査レンズ、２２……露光ドラム、２
４，２６……ニツプローラ、２８……ミラー、３
０……格子、３２……集光バー、３３……光検出
器、３６……揺動反射ミラー、４６……コイル部
、９６ａ，９６ｂ，９６ｃ，９６ｄ，９６ｅ……
ケーシングブロツク。
FIG. 1 is a perspective view of an embodiment of the optical beam scanning device of the present invention. FIG. 2 is a perspective view of a resonant optical deflector including a control portion, which is applied to the optical beam scanning device of the present invention. 3 and 5 are perspective views of different embodiments of heat dissipation fins attached to a resonant optical deflector applied to the optical beam scanning device of the present invention, respectively. Figure 4 shows the third
FIG. 6 is an explanatory diagram showing different attachment states of the heat dissipation fins shown in the figures. FIGS. 6 and 7 are a partially exploded perspective view and an assembled view of another embodiment of the optical beam scanning device of the present invention, respectively. FIG. 8 and FIG. 9 are a schematic perspective view and a schematic explanatory view, respectively, showing a part of a conventional light beam scanning device. Explanation of symbols, 10, 80... Image recording device, 1
2... Recording unit, 14... Grid unit, 1
6... Resonant scanner, 18... Heat radiation fin, 20... Scanning lens, 22... Exposure drum, 2
4, 26...Nitsupurora, 28...Mirror, 3
0... Grating, 32... Focusing bar, 33... Photodetector, 36... Swinging reflection mirror, 46... Coil portion, 96a, 96b, 96c, 96d, 96e...
casing block.
Claims (1)
反射して１次元方向に偏向してシート状の被走査
体に照射し主走査を行う共振型光偏向器と、 前記被走査体を前記主走査方向と略直行する方
向に副走査搬送する副走査搬送手段とを有する光
ビーム走査装置であつて、 前記共振型光偏向器のコイル部に放熱手段を取
り付けたことを特徴とする光ビーム走査装置。 (2) 請求項１に記載の光ビーム走査装置におい
て、前記光ビームの光路は複数に分割されたケー
シングブロツクをそれぞれ係合することにより画
成されることを特徴とする光ビーム走査装置。[Claims for Utility Model Registration] (1) A light source that emits a light beam, and a resonant optical deflector that reflects and deflects the light beam in a one-dimensional direction and irradiates it onto a sheet-shaped object to be scanned for main scanning. and a sub-scanning conveyance means for sub-scanning conveying the object to be scanned in a direction substantially perpendicular to the main scanning direction, the light beam scanning device comprising a heat dissipation means in a coil portion of the resonant optical deflector. A light beam scanning device characterized in that it is attached. (2) The light beam scanning device according to claim 1, wherein the optical path of the light beam is defined by engaging each of a plurality of divided casing blocks.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4091490U JPH041511U (en) | 1990-04-17 | 1990-04-17 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4091490U JPH041511U (en) | 1990-04-17 | 1990-04-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH041511U true JPH041511U (en) | 1992-01-08 |
Family
ID=31551124
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4091490U Pending JPH041511U (en) | 1990-04-17 | 1990-04-17 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH041511U (en) |
-
1990
- 1990-04-17 JP JP4091490U patent/JPH041511U/ja active Pending
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