JPH01137269U - - Google Patents
Info
- Publication number
- JPH01137269U JPH01137269U JP3142288U JP3142288U JPH01137269U JP H01137269 U JPH01137269 U JP H01137269U JP 3142288 U JP3142288 U JP 3142288U JP 3142288 U JP3142288 U JP 3142288U JP H01137269 U JPH01137269 U JP H01137269U
- Authority
- JP
- Japan
- Prior art keywords
- printed surface
- card
- cryptographic code
- infrared light
- optical
- 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 6
- 238000004040 coloring Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Lock And Its Accessories (AREA)
- Credit Cards Or The Like (AREA)
Description
第１図は本考案に係る光学式読み取りカードの
一実施例を一部切欠して示す斜視図、第２図は同
光学式読み取りカードと、光学式暗号コード読み
取り装置との関係を示す縦断側面図である。
１……カード本体、１ａ……カード本体の片面
、２……印刷面、３……暗号コード、４……黒色
印刷面、８……赤外線発光ダイオード、９……赤
外線受光ダイオード、Ｂ……光学式暗号コード読
み取り装置。
Fig. 1 is a partially cutaway perspective view of an embodiment of an optical reading card according to the present invention, and Fig. 2 is a longitudinal cross-sectional side view showing the relationship between the optical reading card and an optical code reading device. It is a diagram. 1...Card body, 1a...One side of card body, 2...Printed side, 3...Encryption code, 4...Black printed side, 8...Infrared light emitting diode, 9...Infrared light receiving diode, B... Optical code reader.
Claims (1)
イオード９を少なくとも一箇設けた光学式暗号コ
ード読み取り装置Ｂに挿入されるカードにおいて
、カード本体１の片面１ａ側に感熱発色材料の印
刷面２及び該印刷面の所望位置を黒色に熱発色し
た暗号コード３を設けると共に、該印刷面及び暗
号コードを隠蔽し、かつ赤外線を透過可能で可視
光線を吸収する黒色印刷面４を設けてなることを
特徴とする光学式読み取りカード。 In a card to be inserted into an optical cryptographic code reading device B which is provided with a pair of infrared light-emitting diodes 8 and at least one infrared light-receiving diode 9, a printed surface 2 of thermosensitive coloring material and the printed surface are provided on one side 1a of the card body 1. It is characterized by providing a cryptographic code 3 that is thermally colored black at a desired position, and a black printed surface 4 that hides the printed surface and the cryptographic code and is capable of transmitting infrared rays and absorbing visible light. Optical reading card.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3142288U JPH01137269U (en) | 1988-03-08 | 1988-03-08 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3142288U JPH01137269U (en) | 1988-03-08 | 1988-03-08 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01137269U true JPH01137269U (en) | 1989-09-20 |
Family
ID=31257271
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3142288U Pending JPH01137269U (en) | 1988-03-08 | 1988-03-08 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01137269U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04358896A (en) * | 1991-06-05 | 1992-12-11 | Toppan Printing Co Ltd | Rewrite type point card |
| JP2006205466A (en) * | 2005-01-26 | 2006-08-10 | Saxa Inc | Rewrite card |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5828151A (en) * | 1981-08-12 | 1983-02-19 | 三菱電機株式会社 | Circuit breaker |
| JPS61208641A (en) * | 1985-03-13 | 1986-09-17 | Olympus Optical Co Ltd | Optical information recording and reproducing device |
| JPS6292893A (en) * | 1985-10-18 | 1987-04-28 | 松下電器産業株式会社 | Paper card and recorder |
| JPH01204794A (en) * | 1988-02-10 | 1989-08-17 | Toppan Printing Co Ltd | Recording medium |
-
1988
- 1988-03-08 JP JP3142288U patent/JPH01137269U/ja active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5828151A (en) * | 1981-08-12 | 1983-02-19 | 三菱電機株式会社 | Circuit breaker |
| JPS61208641A (en) * | 1985-03-13 | 1986-09-17 | Olympus Optical Co Ltd | Optical information recording and reproducing device |
| JPS6292893A (en) * | 1985-10-18 | 1987-04-28 | 松下電器産業株式会社 | Paper card and recorder |
| JPH01204794A (en) * | 1988-02-10 | 1989-08-17 | Toppan Printing Co Ltd | Recording medium |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04358896A (en) * | 1991-06-05 | 1992-12-11 | Toppan Printing Co Ltd | Rewrite type point card |
| JP2006205466A (en) * | 2005-01-26 | 2006-08-10 | Saxa Inc | Rewrite card |
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