CN2902736Y - 粉笔 - Google Patents
粉笔 Download PDFInfo
- Publication number
- CN2902736Y CN2902736Y CN 200620083692 CN200620083692U CN2902736Y CN 2902736 Y CN2902736 Y CN 2902736Y CN 200620083692 CN200620083692 CN 200620083692 CN 200620083692 U CN200620083692 U CN 200620083692U CN 2902736 Y CN2902736 Y CN 2902736Y
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- Prior art keywords
- chalk
- utility
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- cylinder
- tissue
- 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
一种粉笔,属文具类。其形状为圆柱状,其特征在于粉笔圆柱体外覆一层薄纸。本实用新型由于粉笔圆柱体外覆一层薄纸,故增加了粉笔的强度,减少了粉笔灰的沾染。本实用新型设计合理,使用方便。
Description
(一)技术领域
本实用新型涉及一种粉笔,属文具类。
(二)背景技术
现有的粉笔,用手拿起来会沾染粉笔灰,尤其是板书时更甚。另外这种粉笔易断。
(三)发明内容
为克服现有技术的缺陷,本实用新型提供一种设计合理、使用方便的粉笔。
一种粉笔,其形状为圆柱状,其特征在于粉笔圆柱体外覆一层薄纸。
本实用新型由于粉笔圆柱体外覆一层薄纸,故增加了粉笔的强度,减少了粉笔灰的沾染。
本实用新型设计合理,使用方便。
(四)附图说明
图1是本实用新型示意图。
其中:1、粉笔圆柱体,2、薄纸。
(五)具体实施方式
实施例1:
本实用新型为圆柱状,其特征在于粉笔圆柱体1外覆一层薄纸2。
Claims (1)
1.一种粉笔,其形状为圆柱状,其特征在于粉笔圆柱体外覆一层薄纸。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 200620083692 CN2902736Y (zh) | 2006-04-29 | 2006-04-29 | 粉笔 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 200620083692 CN2902736Y (zh) | 2006-04-29 | 2006-04-29 | 粉笔 |
Publications (1)
Publication Number | Publication Date |
---|---|
CN2902736Y true CN2902736Y (zh) | 2007-05-23 |
Family
ID=38078142
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN 200620083692 Expired - Fee Related CN2902736Y (zh) | 2006-04-29 | 2006-04-29 | 粉笔 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN2902736Y (zh) |
-
2006
- 2006-04-29 CN CN 200620083692 patent/CN2902736Y/zh 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 |