JPH0172669U - - Google Patents
Info
- Publication number
- JPH0172669U JPH0172669U JP1987165681U JP16568187U JPH0172669U JP H0172669 U JPH0172669 U JP H0172669U JP 1987165681 U JP1987165681 U JP 1987165681U JP 16568187 U JP16568187 U JP 16568187U JP H0172669 U JPH0172669 U JP H0172669U
- Authority
- JP
- Japan
- Prior art keywords
- polygonal mirror
- barcode
- laser beam
- printing section
- 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
- 238000010586 diagram Methods 0.000 description 3
Description
図面はこの考案の一実施例を示し、第１図は装
置全体の概略図、第２図ａ〜ｃは第１乃至第３の
傾斜反射面の傾斜角度を示す説明図、第３図はバ
ーコード印刷部における第１乃至第３の反射レー
ザ光の走査高さの説明図である。
１……レーザ発振器、３……多面体鏡、６ａ〜
６ｃ……第１乃至第３の傾斜反射面、Ｌ１〜Ｌ３
……第１乃至第３の反射レーザ光、７……バーコ
ード印刷部、８……バーコード、９……受光器。
The drawings show one embodiment of this invention, and FIG. 1 is a schematic diagram of the entire device, FIGS. 2 a to c are explanatory diagrams showing the inclination angles of the first to third inclined reflection surfaces, and FIG. FIG. 6 is an explanatory diagram of scanning heights of first to third reflected laser beams in a code printing section. 1... Laser oscillator, 3... Polyhedral mirror, 6a~
6c...first to third inclined reflection surfaces, L1 to L3
...first to third reflected laser beams, 7...barcode printing section, 8...barcode, 9...light receiver.
Claims (1)
れたレーザ光をバーコード印刷部に向けて反射す
る複数の反射面が形成された多面体鏡と、この多
面体鏡を回転駆動し上記反射面で反射したレーザ
光を上記バーコード印刷部に沿つて走査させる駆
動部と、上記バーコード印刷部から反射するレー
ザ光を受光する受光器とを具備し、上記多面体鏡
の反射面は、多面体鏡の回転軸に対して複数の異
なる角度で傾斜した傾斜反射面に形成されている
ことを特徴とするバーコード読取り装置。 A laser oscillator, a polygonal mirror formed with a plurality of reflective surfaces that reflect the laser light output from the laser oscillator toward the barcode printing section, and a laser beam reflected by the reflective surface by driving the polygonal mirror to rotate. a driving section that scans the laser beam along the barcode printing section, and a light receiver that receives the laser beam reflected from the barcode printing section, and the reflecting surface of the polygonal mirror is aligned with respect to the rotation axis of the polygonal mirror. A barcode reading device characterized in that the barcode reading device is formed on a plurality of inclined reflective surfaces inclined at different angles.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987165681U JPH0172669U (en) | 1987-10-29 | 1987-10-29 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987165681U JPH0172669U (en) | 1987-10-29 | 1987-10-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0172669U true JPH0172669U (en) | 1989-05-16 |
Family
ID=31452389
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987165681U Pending JPH0172669U (en) | 1987-10-29 | 1987-10-29 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0172669U (en) |
-
1987
- 1987-10-29 JP JP1987165681U patent/JPH0172669U/ja active Pending
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