CN2607256Y - Notebook capable of preventing curl - Google Patents
Notebook capable of preventing curl Download PDFInfo
- Publication number
- CN2607256Y CN2607256Y CN 03204148 CN03204148U CN2607256Y CN 2607256 Y CN2607256 Y CN 2607256Y CN 03204148 CN03204148 CN 03204148 CN 03204148 U CN03204148 U CN 03204148U CN 2607256 Y CN2607256 Y CN 2607256Y
- Authority
- CN
- China
- Prior art keywords
- page turning
- homework book
- utility
- edge curl
- homework
- 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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Abstract
The utility model disclose an anti curl exercise book, comprises a cover, a back cover and a plurality of exercise papers of the anti curl exercise book, a splicing edge is arranged in the page turning side which is opposite of the binding side of the anti curl exercise book. The angles of the page turning side which is opposite of the binding side of the anti curl exercise book are processed to be an arc. The utility model can avoid or reduce the folding or the curling up caused by the anti curls exercise book when in use, creates condition for the regular study of the student. The utility model is suitable foe using in work and in study.
Description
Technical field
The utility model relates to a kind of Edge curl preventing homework book.
Background technology
At present, student's homework book is with after a period of time, and the page turning side is usually rolled.Its reason has two; The one, when doing the homework because arm rubs pressure, the 2nd deposit improperly in the process because dress is got in the process or carried, mutually friction causes, so that influence is used.
The utility model content
The purpose of this utility model is to provide a kind of Edge curl preventing homework book for overcoming above-mentioned deficiency, in the use, avoids or has reduced and rolled or folding phenomenon, has improved service life.
Of the present utility modelly be achieved in that a kind of Edge curl preventing homework book, comprise front cover, back cover and several operation paper, the page turning side relative with the homework book binding side is provided with bonding limit.
Two jiaos of places of the page turning side relative with the homework book binding side are made as arc respectively.
Described bonding limit is positioned at a jiao or two jiaos of places of the page turning side relative with the homework book binding side.
Because the corner of the page turning side that Edge curl preventing homework book binding side is relative is provided with bonding limit, unworn operation paper is difficult for rolling owing to being provided with bonding limit, keeps smooth, is convenient to write.Because two jiaos of places of the page turning side relative with the homework book binding side are made as arc respectively, can avoid Zhuan to get and carry middle the generation and fold or roll in addition.Prolonged service life.
Description of drawings
Fig. 1 is the front view of the Edge curl preventing homework book of upside bookbinding;
Fig. 2 is the side view of Fig. 1;
Fig. 3 is the Edge curl preventing homework book front view of left and right sides bookbinding;
Fig. 4 is the side view of Fig. 3.
The specific embodiment
Further specify the utility model below in conjunction with drawings and Examples.
The Edge curl preventing homework book is made up of front cover 3, back cover 4, operation paper and bonding limit 6.The Edge curl preventing homework book is provided with binding side 1, and a side relative with binding side is page turning side 2, and Fig. 1, Fig. 2 are last page turning homework book, and the two ends of its page turning side are made as arc-shaped structure 5, to avoid the Edge curl preventing homework book to produce folding in carrying or to roll.Be provided with bonding limit 6 between operation paper, bonding limit is the same with the bonding limit structure that becomes repeated letter paper, and in the use, because the arc-shaped structure place of operation paper is provided with bonding limit, operation paper is difficult for rolled-up, writes conveniently.Fig. 3, Fig. 4 are located at the structure in homework book left side for binding side, and the circular arc place of the operation paper lower end of its page turning side is provided with bonding limit.Produce folding or roll with in avoiding writing because the lower right corner of pressing operation paper of rubbing of arm.Prolonged service life.
Claims (3)
1. an Edge curl preventing homework book comprises front cover, back cover and several operation paper, it is characterized in that: the page turning side relative with the homework book binding side is provided with bonding limit.
2. Edge curl preventing homework book as claimed in claim 1 is characterized in that: arc all is processed at two jiaos of places of the page turning side relative with the homework book binding side.
3. as claim 1 and 2 described Edge curl preventing homework books, it is characterized in that: described bonding limit is positioned at a jiao or two jiaos of places of the page turning side relative with the homework book binding side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03204148 CN2607256Y (en) | 2003-02-19 | 2003-02-19 | Notebook capable of preventing curl |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03204148 CN2607256Y (en) | 2003-02-19 | 2003-02-19 | Notebook capable of preventing curl |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2607256Y true CN2607256Y (en) | 2004-03-24 |
Family
ID=34158423
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 03204148 Expired - Fee Related CN2607256Y (en) | 2003-02-19 | 2003-02-19 | Notebook capable of preventing curl |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2607256Y (en) |
-
2003
- 2003-02-19 CN CN 03204148 patent/CN2607256Y/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 |