发明名称 DIAL FOR TIMEPIECE, MANUFACTURING METHOD THEREOF AND TIMEPIECE
摘要 With a dial for a timepiece comprising a decoration member 21 having a plurality of through holes 22 formed vertically on a luminescent member 10, the cross-sectional area of lower-side holes 24 of the decoration member 21 is formed to be larger than that of upper-side holes 23. Therefore, even if a substrate is thick, the diameter of the upper-side holes 23 of the through holes 22 can be formed to be small sufficiently. Moreover, compared to a dial size 20 for a timepiece wherein the decoration member 21 is placed on the luminescent member 10, the diameter of the through holes 22 of the decoration member 21 is small. Thus, it is possible to take in enough light from the luminescent member 10 through the lower-side holes 24 to ensure the sufficient amount of light through the through holes 22. It is possible to obtain sufficient illuminance for the dial.
申请公布号 WO0179939(A1) 申请公布日期 2001.10.25
申请号 WO2001JP03113 申请日期 2001.04.11
申请人 CASIO COMPUTER CO., LTD.;AMANO, MASAO;MINAMI, SHUNJI 发明人 AMANO, MASAO;MINAMI, SHUNJI
分类号 G04B19/06;G04B19/30;G04B19/32;G04B45/00;G04C17/02;G04D3/00;G04G9/00 主分类号 G04B19/06
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