CN2297316Y - 双夹芯铅笔 - Google Patents

双夹芯铅笔 Download PDF

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Publication number
CN2297316Y
CN2297316Y CN 97225183 CN97225183U CN2297316Y CN 2297316 Y CN2297316 Y CN 2297316Y CN 97225183 CN97225183 CN 97225183 CN 97225183 U CN97225183 U CN 97225183U CN 2297316 Y CN2297316 Y CN 2297316Y
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China
Prior art keywords
pencil
lead
penholder
retractable pencil
utility
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Expired - Fee Related
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CN 97225183
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English (en)
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冯彪
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Individual
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Individual
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Priority to CN 97225183 priority Critical patent/CN2297316Y/zh
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Abstract

一种双夹芯铅笔,由笔杆、笔头和铅芯组成,是由金属材料制成笔杆,削磨铅芯方便,无需削笔杆,节省削磨时间,节约木材,不含有剩余铅笔头,金属笔杆两端的夹持爪可适用于大小不一的各类铅芯,具有一笔多用的功能。本实用新型设计合理,结构简单,生产成本低,使用方便,宜推广使用。

Description

双夹芯铅笔
本实用新型属于一种双夹芯铅笔。
目前,铅笔有各种各样,例如专利92210554.5双头两用自动铅笔、专利96200727.7一种双夹头式自动铅笔、专利96217642.7双夹头式自动铅笔等结构较复杂,成本较高,不宜推广使用。
本实用新型的目的是提供一种双夹芯铅笔,是由金属材料笔杆和铅芯组成,削磨铅芯方便,无需削笔杆,节省削磨时间,节约木材,不含有剩余铅笔头,金属笔杆两端的夹持爪可适用于大小不一的各类铅芯,具有一笔多用的功能。
本实用新型由笔杆、笔头和铅笔芯组成,笔杆(1)为筒形分两截,在中同用螺纹连接,两端各有夹持爪起夹紧铅芯的作用,两截笔杆可采用不同的颜色和标志以区别两端铅芯的不同;笔头(2)是锥度为1∶4的锥形套筒,大端有内螺纹与笔杆(1)联接,通过螺纹联接使其锥形内表面压紧夹持爪,从而夹紧铅芯(3);铅芯(3)为各种牌号的普通笔芯。
本实用新型设计合理,结构简单,生产成本低,使用方便,宜推广使用。
附图说明:
图1是本实用新型结构图;
图2是本实用新型A向视图。
本实用新型中的笔杆、笔头可用铅合金加工而成,而铅芯可采用普通牌号的笔芯,如HB、H、2H、3H、B、2B、3B等,再按图1所示装配,将铅芯装入笔杆内,使铅芯在夹持爪外露出8-10毫米,将笔头与笔杆联接旋紧,笔头压紧夹持爪从而固定铅芯,按需要削磨好铅芯笔尖即可使用,用到最后也不含有剩余铅笔头。

Claims (1)

1、一种双夹芯铅笔,由笔杆、笔头和铅芯组成,其特征在于:笔杆(1)为筒形分两截,在中间用螺纹连接,两端各有夹持爪起夹紧铅芯的作用,两截笔杆可采用不同的颜色和标志以区别两端铅芯的不同;笔头(2)是锥度为1∶4的锥形套筒,大端有内螺纹与笔杆(1)联接,通过螺纹联接使其锥形内表面压紧夹持爪,从而夹紧铅笔(3);铅芯(3)为各种牌号的普通笔芯。
CN 97225183 1997-09-05 1997-09-05 双夹芯铅笔 Expired - Fee Related CN2297316Y (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 97225183 CN2297316Y (zh) 1997-09-05 1997-09-05 双夹芯铅笔

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 97225183 CN2297316Y (zh) 1997-09-05 1997-09-05 双夹芯铅笔

Publications (1)

Publication Number Publication Date
CN2297316Y true CN2297316Y (zh) 1998-11-18

Family

ID=33939294

Family Applications (1)

Application Number Title Priority Date Filing Date
CN 97225183 Expired - Fee Related CN2297316Y (zh) 1997-09-05 1997-09-05 双夹芯铅笔

Country Status (1)

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CN (1) CN2297316Y (zh)

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