CN2294164Y - 塑回针 - Google Patents

塑回针 Download PDF

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Publication number
CN2294164Y
CN2294164Y CN 97234473 CN97234473U CN2294164Y CN 2294164 Y CN2294164 Y CN 2294164Y CN 97234473 CN97234473 CN 97234473 CN 97234473 U CN97234473 U CN 97234473U CN 2294164 Y CN2294164 Y CN 2294164Y
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China
Prior art keywords
utility
model
pressing plate
plastic
paper clip
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Expired - Fee Related
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CN 97234473
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English (en)
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张德顺
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Individual
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Individual
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Priority to CN 97234473 priority Critical patent/CN2294164Y/zh
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Abstract

本实用新型是对现有回形针的改进,主要特征是底板与压板连为一体,两者间组成一三角形。本实用新型结构简单,用塑料一次注射成型,永不生锈,适宜于各种场合用于夹紧文件、纸张。

Description

塑回针
本实用新型涉及一种文具用品,具体地涉及一种用于夹紧纸张的塑回针。
传统的用于夹紧纸张的回形针,由于结构和材料的原因,存在两个不足,一是采用平面形结构,夹紧力小,尤其是当纸张增多时,其“v”字形开口越大,夹紧力更小。二是均由金属材料制成,表面镀铬,因而很易氧化,造成被夹文件损坏。
本实用新型的目的在于提供一种既能有效夹紧纸张、又不损坏纸张的回形针。
本实用新型的目的是这样实现的:一种塑回针,由底板和压板组成,底板和压板的一端用塑料注射加工为一体,底板、压板与两者连接处构成一三角形,其夹角为2--5度。
本实用新型由于底板和压板间设置了一夹角,且利用塑料的弹性,从而能有效地夹紧纸张,同时由于本塑回针采用注塑机一次成型,结构简单,永不生锈,不会对所夹纸张造成任何损伤。
下面结合附图和实施例对本实用新型作进一步描述。
附图为本实用新型结构示意图
如图,由底板1、压板2组成的本实用新型,底板1、压板2的一端连为一体,底板1、压板2与两者的连接处组成一三角形3,底板1与压板2的夹角为3度。
本实用新型用塑料一次注射成型。

Claims (3)

1、一种塑回针,由底板和压板组成,其特征在于底板、压板的一端连为一体,底板、压板与两者的连接处组成一三角形。
2、根据权利要求1所述的塑回针,其特征在于底板与压板间的夹角为2--5度。
3、根据权利要求1所述的塑回针,其特征在于底板与压板用塑料注射一次成型。
CN 97234473 1997-05-07 1997-05-07 塑回针 Expired - Fee Related CN2294164Y (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 97234473 CN2294164Y (zh) 1997-05-07 1997-05-07 塑回针

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 97234473 CN2294164Y (zh) 1997-05-07 1997-05-07 塑回针

Publications (1)

Publication Number Publication Date
CN2294164Y true CN2294164Y (zh) 1998-10-14

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ID=33945822

Family Applications (1)

Application Number Title Priority Date Filing Date
CN 97234473 Expired - Fee Related CN2294164Y (zh) 1997-05-07 1997-05-07 塑回针

Country Status (1)

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CN (1) CN2294164Y (zh)

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C14 Grant of patent or utility model
GR01 Patent grant
C19 Lapse of patent right due to non-payment of the annual fee
CF01 Termination of patent right due to non-payment of annual fee