JPH0312562U - - Google Patents
Info
- Publication number
- JPH0312562U JPH0312562U JP7371789U JP7371789U JPH0312562U JP H0312562 U JPH0312562 U JP H0312562U JP 7371789 U JP7371789 U JP 7371789U JP 7371789 U JP7371789 U JP 7371789U JP H0312562 U JPH0312562 U JP H0312562U
- Authority
- JP
- Japan
- Prior art keywords
- liquid crystal
- crystal sheet
- state
- sheet
- cover
- 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
- 239000004973 liquid crystal related substance Substances 0.000 claims description 7
- 230000003287 optical effect Effects 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Holders For Sensitive Materials And Originals (AREA)
- Exposure Or Original Feeding In Electrophotography (AREA)
- Liquid Crystal (AREA)
- Optical Systems Of Projection Type Copiers (AREA)
- Image Input (AREA)
- Facsimile Scanning Arrangements (AREA)
Description
第１図は、この考案の光学式走査読取装置の一
例の外観を示す斜視図、第２図は、そのＮＣＡＰ
液晶シートと状態切替回路を示す図、第３図は、
従来の光学式走査読取装置の一例の外観を示す斜
視図である。
FIG. 1 is a perspective view showing the appearance of an example of the optical scanning reading device of this invention, and FIG. 2 is a perspective view of the NCAP.
Figure 3 is a diagram showing the liquid crystal sheet and state switching circuit.
FIG. 1 is a perspective view showing the appearance of an example of a conventional optical scanning reader.
Claims (1)
走査して、その原稿上の情報を読み取る装置本体
と、 この装置本体に対して取り付けられ、少なくと
も上記走査面を覆うべき部分が透明板に対してＮ
ＣＡＰ液晶シートが取り付けられて、またはＮＣ
ＡＰ液晶シートで構成されたカバーと、 上記装置本体または上記カバーに設けられ、上
記ＮＣＡＰ液晶シートに所定の電圧を印加して上
記ＮＣＡＰ液晶シート透明にする状態と上記ＮＣ
ＡＰ液晶シートへの電圧の供給を断つて上記ＮＣ
ＡＰ液晶シートを不透明にする状態とのいずれか
に切り替えられる状態切替回路と、 を備える光学式走査読取装置。[Claims for Utility Model Registration] A main body of a device that scans a document placed on a scanning surface with a light beam and reads information on the document; The part that should cover the surface is N relative to the transparent plate.
CAP LCD sheet is attached or NC
a cover configured with an AP liquid crystal sheet; a state in which the NCAP liquid crystal sheet is made transparent by applying a predetermined voltage to the NCAP liquid crystal sheet, which is provided on the apparatus main body or the cover; and a state where the NCAP liquid crystal sheet is made transparent;
Cut off the voltage supply to the AP liquid crystal sheet and
An optical scanning reading device comprising: a state switching circuit that can switch an AP liquid crystal sheet to either an opaque state or an opaque state.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7371789U JPH0312562U (en) | 1989-06-23 | 1989-06-23 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7371789U JPH0312562U (en) | 1989-06-23 | 1989-06-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0312562U true JPH0312562U (en) | 1991-02-07 |
Family
ID=31612779
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7371789U Pending JPH0312562U (en) | 1989-06-23 | 1989-06-23 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0312562U (en) |
-
1989
- 1989-06-23 JP JP7371789U patent/JPH0312562U/ja active Pending