CN2441648Y - 一种自动两用笔 - Google Patents

一种自动两用笔 Download PDF

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Publication number
CN2441648Y
CN2441648Y CN 00246981 CN00246981U CN2441648Y CN 2441648 Y CN2441648 Y CN 2441648Y CN 00246981 CN00246981 CN 00246981 CN 00246981 U CN00246981 U CN 00246981U CN 2441648 Y CN2441648 Y CN 2441648Y
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brush
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CN 00246981
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谭其发
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Abstract

本实用新型涉及一种自动两用笔,它主要包括笔帽、笔杆、笔芯,上笔杆、下笔杆内分别设有带螺纹的限芯顶,分别与笔杆配合,笔栓的两端的外螺纹分别与上、下笔杆的内螺纹配合。本实用新型具有结构简单,设计合理,大方、方便实用,是学习、工作的好书写笔。

Description

一种自动两用笔
本实用新型涉及一种笔,尤其是一种自动两用笔。
目前市场上学习、工作用笔种类繁多,如自动钢笔、自动圆珠笔、自动水笔等。当人们在学习工作或外出学习时,因书写需要,既要用钢笔,又要用圆珠笔时,携带很不方便,在钢笔没有墨水时,显的更不方便。
本实用新型的目的是提供一种结构简单,方便实用的自动两用笔。
本实用新型的目的是这样来实现的:上笔杆、下笔杆内分别设有带螺纹的限芯顶,分别与上笔杆、下笔杆的内螺纹配合,上笔杆的内螺纹与上笔帽的外螺纹相配合,下笔杆的内螺纹与下笔帽的外螺纹配合,笔栓的两端外螺纹分别与上笔杆、下笔杆的内螺纹相配合,上笔帽、下笔帽分别设有均匀分布的导弹翼形叶片。
下面结合附图对本实用新型作进一步描述。
图1为本实用新型实施例结构示意图。
如图1所示,该实施例中包括上笔帽1、上笔杆2、下笔帽5、下笔杆4、笔芯3、笔芯6、上笔杆2、下笔杆4内分别设有带螺纹的限芯顶7、8,分别与上笔杆2、下笔杆4的内螺纹配合,上笔杆2的内螺纹与上笔帽1的外螺纹配合,下笔杆的内螺纹与下笔帽的外螺纹相配合,笔栓9的两端外螺纹分别与上笔杆2、下笔杆4的内螺纹配合,上笔帽1、下笔帽5分别设有均匀分布的导弹翼形叶片10、11。
在使用时,将不同长短的笔芯(圆珠笔或水笔芯)分别放入笔杆2、4内,旋动限芯顶7、8,可将笔芯3、6分别顶紧;将笔栓9分别与两笔杆2、4配合旋紧,使两笔杆2、4衔接起来,两笔帽1、5设有导弹翼形叶片,用不同色彩的材料就使该设计美观大方。
从上所述,该产品具有结构简单,设计合理,方便实用,是学习、工作的好书写笔。

Claims (2)

1、一种自动两用笔,包括上笔帽、笔杆、下笔帽、笔芯,其特征在于:上笔杆、下笔杆内分别设有带螺纹的限芯顶,分别与上笔杆、下笔杆的内螺纹配合,上笔杆的内螺纹与上笔帽的外螺纹相配合,下笔杆的内螺纹与下笔帽的外螺纹相配合,笔栓的两端外螺纹分别与上笔杆、下笔杆的内螺纹配合。
2、根据权利要求1所述的自动两用笔,其特征在于:上笔帽、下笔帽分别设有均匀分布的导弹翼形叶片。
CN 00246981 2000-08-14 2000-08-14 一种自动两用笔 Expired - Fee Related CN2441648Y (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 00246981 CN2441648Y (zh) 2000-08-14 2000-08-14 一种自动两用笔

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 00246981 CN2441648Y (zh) 2000-08-14 2000-08-14 一种自动两用笔

Publications (1)

Publication Number Publication Date
CN2441648Y true CN2441648Y (zh) 2001-08-08

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Family Applications (1)

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CN 00246981 Expired - Fee Related CN2441648Y (zh) 2000-08-14 2000-08-14 一种自动两用笔

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CN (1) CN2441648Y (zh)

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