CN2356866Y - 一种笔式活动橡皮擦 - Google Patents

一种笔式活动橡皮擦 Download PDF

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Publication number
CN2356866Y
CN2356866Y CN 99237110 CN99237110U CN2356866Y CN 2356866 Y CN2356866 Y CN 2356866Y CN 99237110 CN99237110 CN 99237110 CN 99237110 U CN99237110 U CN 99237110U CN 2356866 Y CN2356866 Y CN 2356866Y
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Prior art keywords
pen
screw rod
rubber eraser
erasing rubber
rubber
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Expired - Fee Related
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CN 99237110
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孙泽金
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Individual
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Abstract

一种笔式活动橡皮擦,由橡皮擦和笔体组成,其特征在于:笔体由笔筒2和螺杆3组成,笔筒2内壁设有与螺杆3同型号的内螺纹,橡皮擦1放在笔筒2内,螺杆3旋在笔筒2内。本实用新型的优点在于橡皮擦放在笔筒内,旋转螺杆顶动橡皮擦露出笔尖,外露的橡皮用完后,再旋转螺杆,顶出橡皮,至橡皮擦将尽用完,浪费很少。

Description

一种笔式活动橡皮擦
本实用新型涉及文具用品领域。
目前,市场所售的橡皮擦大部分是块状橡皮擦,其不足之处在于使用末期,由于剩余部分握拿不方便,被浪费掉;也有一种把橡皮擦通过套筒套在铅笔头上,但套在套筒内的一截橡皮擦没有使用,被浪费掉。
本实用新型的目的就是针对现有橡皮擦上述之不足,而提供一种笔筒式橡皮擦,基本上可以将橡皮擦用完,浪费很少,且使用方便。
一种笔式活动橡皮擦,由橡皮擦1、笔体组成,其特征在于:笔体由笔筒2和螺杆3组成,笔筒2内壁设有与螺杆3同型号的内螺纹,橡皮擦1放在笔筒2内,螺杆3旋在笔筒2内。笔筒2的笔尖部分外套有橡皮管,橡皮管的内径略小于橡皮擦1的直径。
本实用新型的优点在于,橡皮擦放在笔筒内,通过螺杆旋转顶动橡皮擦露出笔尖,象握笔一样使用,外露橡皮用完后,再旋转螺杆,顶出橡皮,直至橡皮擦将尽用完,浪费很少。
附图为本实用新型的结构示意图。
实施例:圆柱橡皮擦的直径8毫米,长80毫米,笔筒2内径为9毫米,笔筒长85毫米,螺杆长90毫米,笔尖部分外套有内径为7.8毫米的橡皮管,并露出笔尖端余长2毫米,用于套紧橡皮擦,以免橡皮擦从笔筒中掉出。笔体全部用塑料材料制作。使用时将圆柱橡皮擦放入笔筒内,旋转螺杆3,螺杆在笔筒内伸长,顶动圆柱橡皮擦露出笔尖。橡皮擦用完之后,可更换新的橡皮擦。

Claims (2)

1、一种笔式活动橡皮擦,由橡皮擦(1)、笔体组成,其特征在于:笔体由笔筒(2)和螺杆(3)组成,笔筒(2)内壁设有与螺杆(3)同型号的内螺纹,橡皮擦(1)放在笔筒(2)内,螺杆(3)旋在笔筒(2)内。
2、根据权利要求1所述的笔式活动橡皮擦,其特征在于:笔筒(2)的笔尖部分外套有橡皮管,橡皮管的内径略小于橡皮擦(1)的直径。
CN 99237110 1999-01-20 1999-01-20 一种笔式活动橡皮擦 Expired - Fee Related CN2356866Y (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 99237110 CN2356866Y (zh) 1999-01-20 1999-01-20 一种笔式活动橡皮擦

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Application Number Priority Date Filing Date Title
CN 99237110 CN2356866Y (zh) 1999-01-20 1999-01-20 一种笔式活动橡皮擦

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CN2356866Y true CN2356866Y (zh) 2000-01-05

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CN 99237110 Expired - Fee Related CN2356866Y (zh) 1999-01-20 1999-01-20 一种笔式活动橡皮擦

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107009788A (zh) * 2017-05-12 2017-08-04 南京工业职业技术学院 一种实现自动擦除功能的可旋转橡皮擦

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107009788A (zh) * 2017-05-12 2017-08-04 南京工业职业技术学院 一种实现自动擦除功能的可旋转橡皮擦

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