CN201235662Y - 中性笔芯 - Google Patents

中性笔芯 Download PDF

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Publication number
CN201235662Y
CN201235662Y CNU2008200684063U CN200820068406U CN201235662Y CN 201235662 Y CN201235662 Y CN 201235662Y CN U2008200684063 U CNU2008200684063 U CN U2008200684063U CN 200820068406 U CN200820068406 U CN 200820068406U CN 201235662 Y CN201235662 Y CN 201235662Y
Authority
CN
China
Prior art keywords
pen
neutral
pencil lead
ball
point
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
CNU2008200684063U
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English (en)
Inventor
桂州
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
Original Assignee
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 CNU2008200684063U priority Critical patent/CN201235662Y/zh
Application granted granted Critical
Publication of CN201235662Y publication Critical patent/CN201235662Y/zh
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

一种中性笔芯，包括笔管和笔头，其特征在于：笔管和笔头为螺旋式连接，可方便更换笔头。

Description

中性笔芯
技术领域
本实用新型涉及一种中性笔芯。
背景技术
目前使用的中性笔芯为固定连接。
发明内容
为了便于更换笔头，特设计一种中性笔芯。
其技术方案为：一种中性笔芯，包括笔管和笔头，其特征在于：笔管和笔头为螺旋式连接。
有益效果：方便更换笔头
附图说明
图1是本实用新型的结构示意图。
具体实施方式
如图1所示的一种中性笔芯，包括笔管1和笔头2，其特征在于：笔管1和笔头2为螺旋式连接。

Claims (1)

1、一种中性笔芯，包括笔管和笔头，其特征在于：笔管和笔头为螺旋式连接。
CNU2008200684063U 2008-07-07 2008-07-07 中性笔芯 Expired - Fee Related CN201235662Y (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CNU2008200684063U CN201235662Y (zh) 2008-07-07 2008-07-07 中性笔芯

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CNU2008200684063U CN201235662Y (zh) 2008-07-07 2008-07-07 中性笔芯

Publications (1)

Publication Number Publication Date
CN201235662Y true CN201235662Y (zh) 2009-05-13

Family

ID=40648401

Family Applications (1)

Application Number Title Priority Date Filing Date
CNU2008200684063U Expired - Fee Related CN201235662Y (zh) 2008-07-07 2008-07-07 中性笔芯

Country Status (1)

Country Link
CN (1) CN201235662Y (zh)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103317892A (zh) * 2013-07-05 2013-09-25 无锡商业职业技术学院 一种签字笔芯

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103317892A (zh) * 2013-07-05 2013-09-25 无锡商业职业技术学院 一种签字笔芯

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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: 20090513