CN2162683Y - Security card for examination paper - Google Patents
Security card for examination paper Download PDFInfo
- Publication number
- CN2162683Y CN2162683Y CN 93203863 CN93203863U CN2162683Y CN 2162683 Y CN2162683 Y CN 2162683Y CN 93203863 CN93203863 CN 93203863 CN 93203863 U CN93203863 U CN 93203863U CN 2162683 Y CN2162683 Y CN 2162683Y
- Authority
- CN
- China
- Prior art keywords
- test paper
- window
- security card
- examination paper
- examination
- 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.)
- Expired - Fee Related
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- Paper (AREA)
Abstract
The utility model relates to a security card for examination paper, composed of a transparent sheet with frosting, wherein, an answer window is arranged on the transparent sheet with frosting. The utility model utilizes the light refraction and reflection principle to free the examinee himself to watch the examination questions and prevent sideward examinees from watching examination questions when the security card for examination paper is covered on the examination paper.
Description
The utility model prevents to plagiarize other people test paper and uses assistant product about a kind of.
At present seldom, and it is many for number to nourish the examinee of bad motivation, how to guard against this bad social phenomenon, becomes the social concern of growing interest with the fair competition that guarantees examination about the relevant articles for use report that prevents to plagiarize test paper.
The utility model provides a kind of test paper sector card for addressing the above problem exactly, can effectively prevent mutual act of plagiarism consciously or unconsciously among the examinee.
This test paper sector card is made up of a polishing slide, and is provided with the usefulness of test paper window for examinee's test paper on the polishing slide.
Above-mentioned the utility model utilizes reflection of light and refraction principle, about user's height of sighting line 45cm, can see the content of paper in 45 ° of scopes of gradient fully clearly, writes unaffected.And outside this scope, sight line is polished the slide surface reflection, refraction causes the paper content that can not see that slide is beneath, prevents that the stolen rate of seeing from reaching more than 98%, and really accomplish to control oneself (examinee) can see, the effect that others but can't see.
Further illustrate the utility model below in conjunction with description of drawings, provide embodiment simultaneously.
Fig. 1. be the utility model example structure synoptic diagram.
Wherein: 1. polish slide; 2. be coated with the hole; 3. test paper groove; 4. mapping groove; 5. test paper window emulsion sheet.
As shown in the figure, polishing slide 1 in the present embodiment is the polishing plastic sheet, pale green or light blue for well preferably, polishing slide 1 is that 8 to open doubling big herein, every folding face is equipped with test paper window 2,3,4, test paper window 2,3,4 present embodiments are meant and comprise test paper groove 3 simultaneously, mapping groove 4 and standardization test paper are coated with hole 2, certain test paper window 2,3,4 only have one of them or wherein 2, test paper window 2,3,4 preferably are located at polishing slide 1 below, size does not need too big, test paper window 3, emulsion sheet 5 is established in 4 tops, this emulsion sheet 5 fuses with polishing slide 1, and emulsion sheet 5 covers after the examinee has answered examination paper again, and the benefit that fuses is that emulsion sheet 5 can not lost, at test paper window 3,4 limits are to be provided with scale mark to make things convenient for the examinee, and this scale can be distance or circular scale etc.
Claims (4)
1, a kind of test paper sector card is characterized in that being made up of a polishing slide (1), and is provided with test paper window (2,3,4) on polishing slide (1).
2, according to the described test paper sector card of claim 1, the window that it is characterized in that answering the questions in a test paper (3,4) is located at polishing slide (1) below, and establishes emulsion sheet (5) above the test paper window (3,4), and this emulsion sheet (5) fuses with polishing slide (1).
3, according to claim 1 or 2 described test paper sector cards, the window that it is characterized in that answering the questions in a test paper (2,3,4) is meant that test paper groove (3) or/and mapping groove (4) and standardization test paper are coated with hole (2).
4, according to the described test paper sector card of claim 3, the window that it is characterized in that answering the questions in a test paper (3,4) limit is provided with scale mark.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 93203863 CN2162683Y (en) | 1993-02-09 | 1993-02-09 | Security card for examination paper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 93203863 CN2162683Y (en) | 1993-02-09 | 1993-02-09 | Security card for examination paper |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2162683Y true CN2162683Y (en) | 1994-04-20 |
Family
ID=33787600
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 93203863 Expired - Fee Related CN2162683Y (en) | 1993-02-09 | 1993-02-09 | Security card for examination paper |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2162683Y (en) |
-
1993
- 1993-02-09 CN CN 93203863 patent/CN2162683Y/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |