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发明名称
经纬度量尺
摘要
本实用新型涉及一种在地图上选点时,求该点经纬度的量尺。尺身分别刻有与地图经纬度相应的刻度。由于刻度分布规律与地图的经纬“分、秒”进位制刻度距离间隔严格一致,故可直读而无需计算。本实用新型还设计了与尺身严格垂直的直角头,以免尺身放斜,保证了读数的准确。
申请公布号
CN86210456U
申请公布日期
1987.12.12
申请号
CN86210456
申请日期
1986.12.18
申请人
余志鹏
发明人
余志鹏
分类号
G01C1/00;G01B3/00
主分类号
G01C1/00
代理机构
代理人
主权项
1、一种经纬度量尺,是由相互垂直的尺身(1)和直角头(2)组成的“L”或“T”字形,其特征在于尺身(1)两边或中间分别刻上经度和纬度(3)、(4)的刻度。
地址
江西省九江市广播电视局
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