CN2709183Y - 碳棒橡皮笔 - Google Patents

碳棒橡皮笔 Download PDF

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Publication number
CN2709183Y
CN2709183Y CN 200320124534 CN200320124534U CN2709183Y CN 2709183 Y CN2709183 Y CN 2709183Y CN 200320124534 CN200320124534 CN 200320124534 CN 200320124534 U CN200320124534 U CN 200320124534U CN 2709183 Y CN2709183 Y CN 2709183Y
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Prior art keywords
carbon rod
carbon
rubber
rubber sleeve
point
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Expired - Fee Related
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CN 200320124534
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English (en)
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陶章菊
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Individual
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Individual
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Abstract

本实用新型公开了一种碳棒橡皮笔,它是由石墨和炭黑制成的碳棒穿插入橡皮套内而成。碳棒橡皮套均长4-10厘米,橡皮套内径稍微大于碳棒直径,橡皮套的内径为0.5-1.2厘米,外径为0.8-2厘米。碳棒写在白纸板上的字可用橡皮套擦掉重写,碳棒写短了,用另一支碳棒或其它细棒抵托另一端,或再穿插入另一支碳棒。碳棒橡皮笔价廉,写字灵便且明,擦拭无飞扬粉尘,有保护环境的效果。

Description

碳棒橡皮笔
一、技术领域
本实用新型产品涉及一种文具用品,尤其是涉及一种由碳和橡皮为主要原料制成的笔。
二、技术背景
笔,种类繁多,如铅笔,细细的,写出纤细的字;粉笔,粗粗的,擦其字产生许多飞扬的灰尘,有损健康。
三、发明的内容
特别是学校里黑板上写白粉笔字,留下许多飞飞扬扬的粉尘,为了摆脱粉笔灰之苦,本实用新型的目的是提供一种使用方便的,价格低廉的、书写字迹清晰的、擦拭字迹无纷纷飞扬粉尘的笔。(当然,本实用新型写出的黑色字迹,必须与白色板配套,关于白色板在另外文中叙述。)
本实用新型解决技术问题所采用的技术方案:石墨、炭黑按比例调和制成碳棒,碳棒的软硬度适中,用平常制橡皮的原料制成橡皮套。炭棒、橡皮套的长度均为4-10厘米,碳棒的直径稍微小于橡皮套的内径,橡皮套的内径为0.5-1.2厘米,外径为0.8-2厘米。把碳棒穿插入橡皮套内。本实用新型产品结构简单,成本低廉,写字后不留下飞扬的粉尘。
四、附图说明
图1是本实用新型的结构示意图。
图2是橡皮套示意图。
图中1是碳棒,2是橡皮套,2-1是橡皮套的内径;2-2是橡皮套的外径。
五、具体实施方式
如图1、2所示那样,本实用新型采用的一个实施例:石墨、炭黑按比例调和制成碳棒(1),碳棒直径1厘米左右;制成内径1厘米左右,外径2厘米左右的橡皮套(2),橡皮套、碳棒的长度均为4-10厘米,把碳棒(1)穿插入橡皮套(2)内,即成碳棒橡皮笔。碳棒写成的字要擦掉写另外的字时,可用橡皮套竖擦之(擦掉小面积),也可横擦拭(擦掉大面积)。写字的一端碳棒短了,用另一支碳棒或细棒抵托另一端,或再穿插入另一支碳棒。橡皮套可重复使用。由于采用了以上技术方案,本实用新型产品结构简单,使用方便、价廉字明、擦拭无飞扬粉尘,有保护环境的效果。

Claims (1)

1、一种碳棒橡皮笔,其特征是:用石墨调配炭黑制成碳棒,穿插入橡皮套内,碳棒、橡皮套均长4-10厘米,橡皮套内径稍微大于碳棒直径。
CN 200320124534 2003-11-12 2003-11-12 碳棒橡皮笔 Expired - Fee Related CN2709183Y (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 200320124534 CN2709183Y (zh) 2003-11-12 2003-11-12 碳棒橡皮笔

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 200320124534 CN2709183Y (zh) 2003-11-12 2003-11-12 碳棒橡皮笔

Publications (1)

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CN2709183Y true CN2709183Y (zh) 2005-07-13

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Family Applications (1)

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CN 200320124534 Expired - Fee Related CN2709183Y (zh) 2003-11-12 2003-11-12 碳棒橡皮笔

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CN (1) CN2709183Y (zh)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109385147A (zh) * 2018-11-07 2019-02-26 哈尔滨隆之道科技有限公司 亚光铅笔芯及其制备方法

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109385147A (zh) * 2018-11-07 2019-02-26 哈尔滨隆之道科技有限公司 亚光铅笔芯及其制备方法

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