一、技术领域:本专利利用一些日常品的圆柱体、球体的特征,不但不影响,而且利用这些物品的功能、特点,在两个呈圆环状的部件组成的物品连接处的外表面分别设有时间环的地名环,时间环标记24小时刻度,地名环标记时区地名;也可以在圆环状物品套入一套环,套环上标记时间刻度,物体相邻套环的边沿标记时区地名。二、技术背景:国内外专利中有不少显示或换算世界时的装置,有的结构复杂,有的价格昂贵,有的只能显示 First, the technical fields: The patent uses some of the daily products of the cylinder, the characteristics of the ball, not only does not affect, but also the use of these items features, features, in the two annular parts of the outer surface of the connection parts A ring with a time ring ring, time ring mark 24-hour scale, place ring ring mark time zone names; You can also ring into a set of rings, ring marked time scale, the object adjacent to the edge of the collar marked time zone Place names. Second, the technical background: There are many domestic and foreign patents display or conversion of the world when the device, and some complex structure, and some expensive, and some can only display