JPH0185760U - - Google Patents
Info
- Publication number
- JPH0185760U JPH0185760U JP18011787U JP18011787U JPH0185760U JP H0185760 U JPH0185760 U JP H0185760U JP 18011787 U JP18011787 U JP 18011787U JP 18011787 U JP18011787 U JP 18011787U JP H0185760 U JPH0185760 U JP H0185760U
- Authority
- JP
- Japan
- Prior art keywords
- wire
- document
- main body
- copy prevention
- copy
- 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.)
- Granted
Links
- 230000002265 prevention Effects 0.000 claims description 4
Landscapes
- Credit Cards Or The Like (AREA)
- Printing Methods (AREA)
- Cleaning In Electrography (AREA)
Description
第１図は、本考案の複写防止用書類の一例を示
す分解斜視図である。
１０……原稿本体部、２０，３０……網状体、
２１，２２，３１，３２……線材群、４０……透
光性フイルム。
FIG. 1 is an exploded perspective view showing an example of the copy prevention document of the present invention. 10... Manuscript body part, 20, 30... Reticular body,
21, 22, 31, 32... wire rod group, 40... translucent film.
Claims (1)
と、 該書類本体部の表面に、該表面の露光時に干渉
縞が生じるように配設された、それぞれが複数の
平行線材でなる一対の線材群と、 を具備する複写防止用書類。 ２ 前記一方の線材群の各線材が、他方の線材群
の各線材と４５度以下の角度で交差している実用
新案登録請求の範囲第１項に記載の複写防止用書
類。 ３ 前記各線材群は、網状体をそれぞれ構成する
実用新案登録請求の範囲第１項に記載の複写防止
用書類。 ４ 前記一対の線材群は、前記書類本体部と、透
光性フイルムとにより挟まれて固定されている実
用新案登録請求の範囲第１項に記載の複写防止用
書類。[Scope of Claim for Utility Model Registration] 1. A document main body having a predetermined information image on its surface, and a plurality of each of which are arranged on the surface of the document main body so as to produce interference fringes when the surface is exposed to light. A copy-preventing document comprising: a pair of parallel wire rods; 2. The copy prevention document according to claim 1, wherein each wire of the one wire group intersects each wire of the other wire group at an angle of 45 degrees or less. 3. The copy prevention document according to claim 1, wherein each of the wire rod groups constitutes a net-like body. 4. The copy prevention document according to claim 1, wherein the pair of wire rod groups are sandwiched and fixed between the document main body and a translucent film.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987180117U JPH0738923Y2 (en) | 1987-11-26 | 1987-11-26 | Documents for copy protection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987180117U JPH0738923Y2 (en) | 1987-11-26 | 1987-11-26 | Documents for copy protection |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0185760U true JPH0185760U (en) | 1989-06-07 |
| JPH0738923Y2 JPH0738923Y2 (en) | 1995-09-06 |
Family
ID=31471646
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987180117U Expired - Lifetime JPH0738923Y2 (en) | 1987-11-26 | 1987-11-26 | Documents for copy protection |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0738923Y2 (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5923023U (en) * | 1982-08-04 | 1984-02-13 | 株式会社日立製作所 | Simple cold air device |
| JPS60184674U (en) * | 1984-05-18 | 1985-12-07 | 株式会社細川活版所 | copy protection paper |
| JPS6294882A (en) * | 1985-10-22 | 1987-05-01 | Ricoh Co Ltd | Anti-copying device |
-
1987
- 1987-11-26 JP JP1987180117U patent/JPH0738923Y2/en not_active Expired - Lifetime
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5923023U (en) * | 1982-08-04 | 1984-02-13 | 株式会社日立製作所 | Simple cold air device |
| JPS60184674U (en) * | 1984-05-18 | 1985-12-07 | 株式会社細川活版所 | copy protection paper |
| JPS6294882A (en) * | 1985-10-22 | 1987-05-01 | Ricoh Co Ltd | Anti-copying device |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0738923Y2 (en) | 1995-09-06 |