CN2158785Y - Standard drawing pencil - Google Patents
Standard drawing pencil Download PDFInfo
- Publication number
- CN2158785Y CN2158785Y CN 93204121 CN93204121U CN2158785Y CN 2158785 Y CN2158785 Y CN 2158785Y CN 93204121 CN93204121 CN 93204121 CN 93204121 U CN93204121 U CN 93204121U CN 2158785 Y CN2158785 Y CN 2158785Y
- Authority
- CN
- China
- Prior art keywords
- pencil
- lead
- utility
- model
- lines
- 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
- 230000007812 deficiency Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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- Drawing Aids And Blackboards (AREA)
Abstract
The utility model relates to a drawing pencil which mainly solves the problems of many times of pencil sharpening and inconvenient satisfaction of meeting the requirements of different line thickness. A cylindrical lead is changed into a rectangular lead to meet the requirements of drawing lines with convenient sharpening. The short side of the rectangular lead is utilized to draw thin lines, and the long side of the lead is utilized to draw thick lines. The utility model is an ideal practical drawing pencil.
Description
The utility model relates to a kind of drawing pencil.
Its pen core of existing pencil all adopts cylindrical shape, after this columniform pen core cutting, no matter write or draw and all have lines chap gradually, illegible problem, when particularly drawing figure, because the different requirements of its thickness of lines then will be cut pencil repeatedly, this using method has not only influenced operating efficiency, and is stained with lead dust because of hand again and causes drawing unclean.Though the propelling pencil of selling on the market is to remove cutting from, keep the writing stroke weight even, exist the defective that can not draw.
Purpose of the present invention just is to overcome the deficiency of existing pencil, provides a kind of cutting convenient, the pencil-lead of both thick and thin.
Realize that the technical solution of the utility model is to change existing columniform drawing pencil core into the rectangle pencil-lead.
Describe structure of the present utility model in detail below in conjunction with accompanying drawing
Fig. 1 is an outline drawing of the present utility model
Fig. 2 is a cross-sectional view of the present utility model
Fig. 3 is the utility model pen core structure chart
(1) is six prismatic pencil shells among Fig. 1, and (2) are the rectangle lead for retractable pencil among Fig. 2.The length ratio of this rectangle lead for retractable pencil as shown in Figure 3.Promptly long limit b is designed to 0.35～1.4mm according to the broad-brush standard-required of drawing, and minor face is by the standard-required of drawing hachure, and it is of a size of 1/3 of long limit.Pen core hardness is respectively 2B, B, HB, H.When using this pencil to draw,, utilize the minor face of rectangle lead for retractable pencil to draw fine rule as long as the pencil shell is pruned and can be utilized the long limit b of rectangle lead for retractable pencil to draw thick line according to the different requirements of its lines thick line of drawing.
The utility model is owing to adopt the rectangle pencil-lead, thereby satisfied the different requirement of picture line weight, and is easy to cutting, namely do not need whole lead block is cut into pointed use. Have easy to usely, the advantage such as drawing lines standard and drawing are clean and tidy is a kind of desirable practical drawing pencil.
Claims (2)
1, a kind of pencil includes pencil shell and lead for retractable pencil, it is characterized in that lead for retractable pencil adopts rectangular shape.
2, pencil according to claim 1, the long and short limit that it is characterized in that the rectangle pen core is than being 1:1/3.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 93204121 CN2158785Y (en) | 1993-02-17 | 1993-02-17 | Standard drawing pencil |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 93204121 CN2158785Y (en) | 1993-02-17 | 1993-02-17 | Standard drawing pencil |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2158785Y true CN2158785Y (en) | 1994-03-16 |
Family
ID=33787781
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 93204121 Expired - Fee Related CN2158785Y (en) | 1993-02-17 | 1993-02-17 | Standard drawing pencil |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2158785Y (en) |
-
1993
- 1993-02-17 CN CN 93204121 patent/CN2158785Y/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 |