CN2141363Y - Non-easy cutting break pencil core sharpener - Google Patents
Non-easy cutting break pencil core sharpener Download PDFInfo
- Publication number
- CN2141363Y CN2141363Y CN 92203936 CN92203936U CN2141363Y CN 2141363 Y CN2141363 Y CN 2141363Y CN 92203936 CN92203936 CN 92203936 CN 92203936 U CN92203936 U CN 92203936U CN 2141363 Y CN2141363 Y CN 2141363Y
- Authority
- CN
- China
- Prior art keywords
- pencil
- blade
- sharpener
- pencil core
- easy cutting
- 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
Links
Landscapes
- Drawing Aids And Blackboards (AREA)
Abstract
The utility model provides a non-easy cutting break pencil core sharpener. On the basis of the structure of the existing pencil sharpener, the utility model is characterized in that an included angle of 0.2-2.5 DEG is formed between the blade and the horizontal hinging surface of the blade holder. Thus the problem of the existing pencil sharpener, which the pencil core is easy to be broken, is solved, and the sharpened pencil cores not only can not be broken, but also is beautiful and smooth.
Description
The utility model belongs to stationery.
Existing Simple pencil digs, and is to be made of blade and blade holder, during use, when cutting depth hour, pencil-lead can not broken by button, but when cutting depth is big, just twists off pencil-lead easily.Why like this, be because existing pencil-knife blade is straight, and the inner conical hole of blade holder becomes straight pointed shape with blade, so when pencil is cut pen core, the sloped contact surface of its blade and pen core is excessive, cutting resistance is greater than the pen core twisting resistance in rotating through kind, and causes the pen core fracture.
The purpose of this utility model provides the pencil-knife that a kind of pencil-lead is not easy to be twisted off, can reduce time and article waste.
Below in conjunction with accompanying drawing the utility model is illustrated.
Fig. 1 is a cutaway view of the present utility model.
Fig. 2 is the blade side view.
According to shown in Figure 1, the utility model is made up of blade 1 and blade holder 2.Its solution is: the included angle that forms one 0.2～2.5 degree on blade 1 and blade holder 2 horizontally hinged.Its embodiment is: on the basis of prior art structure, / 3rd places, blade the inner are converted into the φ angle (as shown in Figure 2) of one 0.2～2.5 degree more arbitrarily, hinged shape of blade and fixed mount had a certain degree, thereby can solve the problem that twists off pencil-lead because blade is inner and the pencil-lead sloped contact surface is excessive easily.
The utility model has the advantages that: production technology is simple, cost is low, practicality is good, and the pencil-lead of cutting out is easy fracture not only, and attractive in appearance, smooth.
Claims (1)
1, a kind of pencil-knife that is difficult for cutting disconnected pen core is made up of blade 1 and blade holder 2, it is characterized in that blade 1 and blade holder horizontally hinged goes up the included angle that forms one 0.2～2.5 degree.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 92203936 CN2141363Y (en) | 1992-03-14 | 1992-03-14 | Non-easy cutting break pencil core sharpener |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 92203936 CN2141363Y (en) | 1992-03-14 | 1992-03-14 | Non-easy cutting break pencil core sharpener |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2141363Y true CN2141363Y (en) | 1993-09-01 |
Family
ID=33761510
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 92203936 Expired - Fee Related CN2141363Y (en) | 1992-03-14 | 1992-03-14 | Non-easy cutting break pencil core sharpener |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2141363Y (en) |
-
1992
- 1992-03-14 CN CN 92203936 patent/CN2141363Y/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 |