发明名称 TIME DISPLAY DEVICE
摘要 PROBLEM TO BE SOLVED: To provide a time display device having a simple structure, low cost and excellent visibility. SOLUTION: This device is equipped with a transparent substrate; a counter substrate positioned oppositely to the transparent substrate with a prescribed clearance; a clearance supporter for keeping the clearance between the substrates; and a moving means wherein at least one time indicator not transparent and recognizable in a different color from the counter substrate and transparent fluid are enclosed in the clearance, and at least one or more time reference marks are provided on either or both substrates of the transparent substrate and the counter substrate, for moving the time indicator by an electromagnetic force in the in-plane direction relative to both substrates. COPYRIGHT: (C)2007,JPO&INPIT
申请公布号 JP2006337241(A) 申请公布日期 2006.12.14
申请号 JP20050163855 申请日期 2005.06.03
申请人 CANON INC 发明人 YAMAMOTO RYUJI
分类号 G04G9/00 主分类号 G04G9/00
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