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发明名称
可调式读写防近视书架
摘要
一种可调式读写防近视书架,由夹书板(1),平行调节梁(2)、支腿(3)、书夹(4)、视距调节器(5)组合连接而成,其特征在于夹书板(1)活动按装在平行调节梁(2)上,书板可左右横向拉动调节,可供不同规格的书本使用;可以纠正学生的坐姿,调整眼睛与桌面及书本的距离、角度,能有效的预防近视,且结构简单,使用方便,不会因翻书、碰撞而歪倒,体积小、易携带,特别适合于小学生使用。
申请公布号
CN2547193Y
申请公布日期
2003.04.30
申请号
CN02268136.1
申请日期
2002.07.04
申请人
步瑞亭
发明人
步瑞亭
分类号
A47B23/00
主分类号
A47B23/00
代理机构
代理人
主权项
1、一种可调式读写防近视书架,由夹书板(1)、平行调节梁(2)、支腿(3)、书夹(4)、视距调节器(5)组合连接而成,其特征在于夹书板(1)为左右两片,活动连接在两根平行调节梁(2)上,背面各活动连接一支腿(3),在左片的左下角活动连接一视距调节器(5)。
地址
265408山东省招远市大秦家镇解家
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