CN2546207Y - 带子弹头形粉笔 - Google Patents

带子弹头形粉笔 Download PDF

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CN2546207Y
CN2546207Y CN 02229565 CN02229565U CN2546207Y CN 2546207 Y CN2546207 Y CN 2546207Y CN 02229565 CN02229565 CN 02229565 CN 02229565 U CN02229565 U CN 02229565U CN 2546207 Y CN2546207 Y CN 2546207Y
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唐亮
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Abstract

带子弹头形粉笔,属于粉笔类。在截面圆形或多边形的笔杆一端有子弹头形。本实用新型一改传统的粉笔一头粗、一头细的长圆台形结构,而作成整个笔杆一样粗细,易于加工。笔杆一头有子弹头形结构,不仅增加了美感,且使粉笔在初始应用阶段方便。

Description

带子弹头形粉笔
技术领域  本实用新型属于粉笔类。
背景技术  现有的粉笔为一头粗、一头细的长圆台形结构,其外形及长度单一,书写时,手握大头,用小头写,因小头头面为有棱的面,不圆滑,因而初使不方便,甚至在黑板上划出笔痕,并发出刺耳的声音。
发明内容  本实用新型的目的是针对上述现状,旨在提供一种外形美观,初始应用时方便、对黑板无损伤的带子弹头形粉笔。
本实用新型目的的实现方式为,带子弹头形粉笔,在截面为圆形或多边形的笔杆1一端有凸台2及子弹头形3。
本实用新型的笔杆截面为圆形(见图1)或六边形(见图2)。粉笔长100-125mm,直径10±1mm,子弹头形3高5-10mm,凸台2宽0.5±0.2mm。
本实用新型一改传统粉笔一头粗、一头细的长圆台形结构,作成整个笔杆一样粗细的结构,这样易于加工。笔杆一头有子弹头形结构,不仅增加了外形的美感,而且粉笔在初始应用时,由子弹头形的圆滑面接触黑板,使用方便,不会在黑板面划出笔痕。
附图说明
图1笔杆为圆形的本实用新型结构示意图
图2笔杆为六边形的本实用新型结构示意图

Claims (2)

1、带子弹头形粉笔,其特征在于在截面为圆形或多边形的笔杆(1)一端有凸台(2)及子弹头形(3)。
2、根据权利要求1所述的粉笔,其特征在于粉笔长100-125mm,直径10±1mm,子弹头形(3)高5-10mm,凸台(2)宽0.5±0.2mm。
CN 02229565 2002-05-27 2002-05-27 带子弹头形粉笔 Expired - Fee Related CN2546207Y (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 02229565 CN2546207Y (zh) 2002-05-27 2002-05-27 带子弹头形粉笔

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 02229565 CN2546207Y (zh) 2002-05-27 2002-05-27 带子弹头形粉笔

Publications (1)

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CN2546207Y true CN2546207Y (zh) 2003-04-23

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Family Applications (1)

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CN 02229565 Expired - Fee Related CN2546207Y (zh) 2002-05-27 2002-05-27 带子弹头形粉笔

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CN (1) CN2546207Y (zh)

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