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CN201158238Y - 自动粉笔 - Google Patents

自动粉笔 Download PDF

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Publication number
CN201158238Y
CN201158238Y CNU2008200658779U CN200820065877U CN201158238Y CN 201158238 Y CN201158238 Y CN 201158238Y CN U2008200658779 U CNU2008200658779 U CN U2008200658779U CN 200820065877 U CN200820065877 U CN 200820065877U CN 201158238 Y CN201158238 Y CN 201158238Y
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CN
China
Prior art keywords
chalk
push rod
automatic
button
automatic chalk
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
Application number
CNU2008200658779U
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English (en)
Inventor
张佳琪
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
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Individual
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to CNU2008200658779U priority Critical patent/CN201158238Y/zh
Application granted granted Critical
Publication of CN201158238Y publication Critical patent/CN201158238Y/zh
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Expired - Fee Related legal-status Critical Current

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Abstract

自动粉笔,它包括按钮(1)、笔筒(5),所述笔筒(2)的一端是内装粉笔(2),粉笔(2)上有推杆(4),弹簧(3)固定在推杆(4)上,按钮(1)部分位于笔筒(2)外,并位于推杆(4)的上方。它克服了现有的粉笔容易在使用时弄脏手,并且粉笔在使用中会有浪费的缺点。本实用新型自动粉笔结构简单、使用方便,既不脏手,也不浪费。

Description

自动粉笔
技术领域
本实用新型涉及一种自动粉笔。
背景技术
现有的粉笔容易在使用时弄脏手,特别是在冬天洗手既麻烦,又很冷,并且粉笔在使用中会有浪费。
发明内容
本实用新型的目的在于克服上述现有背景技术的不足之处,而提供一种自动粉笔。
本实用新型的目的是通过如下措施来达到的:自动粉笔,其特征在于它包括按钮1、笔筒5,所述笔筒2的一端是内装粉笔2,粉笔2上有推杆4,弹簧3固定在推杆4上,按钮1部分位于笔筒2外,并位于推杆4的上方。
本实用新型自动粉笔结构简单、使用方便,既不脏手,也不浪费。
附图说明
图1为本实用新型自动粉笔的结构示意图。
具体实施方式
参阅附图可知:本实用新型自动粉笔,它包括按钮1、笔筒5,所述笔筒2的一端是内装粉笔2,粉笔2上有推杆4,弹簧3固定在推杆4上,按钮1部分位于笔筒2外,并位于推杆4的上方。

Claims (1)

1、自动粉笔,其特征在于它包括按钮(1)、笔筒(5),所述笔筒(2)的一端是内装粉笔(2),粉笔(2)上有推杆(4),弹簧(3)固定在推杆(4)上,按钮(1)部分位于笔筒(2)外,并位于推杆(4)的上方。
CNU2008200658779U 2008-03-06 2008-03-06 自动粉笔 Expired - Fee Related CN201158238Y (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CNU2008200658779U CN201158238Y (zh) 2008-03-06 2008-03-06 自动粉笔

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CNU2008200658779U CN201158238Y (zh) 2008-03-06 2008-03-06 自动粉笔

Publications (1)

Publication Number Publication Date
CN201158238Y true CN201158238Y (zh) 2008-12-03

Family

ID=40108830

Family Applications (1)

Application Number Title Priority Date Filing Date
CNU2008200658779U Expired - Fee Related CN201158238Y (zh) 2008-03-06 2008-03-06 自动粉笔

Country Status (1)

Country Link
CN (1) CN201158238Y (zh)

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Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
C17 Cessation of patent right
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20081203