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发明名称
一种米尺
摘要
一种米尺,其特征在于该米尺上与刻度平行设有一通透的槽,槽的垂直方向设有一可在尺上横向活动的刻度卡,该刻度卡为一直形卡条,卡条绕在米尺上。本实用新型由于在尺上设置一槽,并且刻度卡绕在其上,这样,调刻度卡到需划线部位,笔在槽内划线,到卡条处停止,即划出所需长度,这样的米尺不需眼睛仔细盯着刻度,而且划线也准确。
申请公布号
CN2660473Y
申请公布日期
2004.12.01
申请号
CN200320115937.0
申请日期
2003.11.19
申请人
张姗姗
发明人
张姗姗
分类号
G01B3/04;G01B5/02
主分类号
G01B3/04
代理机构
代理人
主权项
一种米尺,其特征是:该米尺(1)上与刻度平行设有一通透的槽(2),槽(2)的垂直方向设有一可在尺上横向活动的刻度卡(3),该刻度卡(3)为一直形卡条,卡条绕在米尺上。
地址
441002湖北省襄樊市第三十二中学
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