发明名称 Calendar display device for a timepiece
摘要 A calendar display device for a timepiece having a spindle which selectively rotates to drive the timepiece. The display device includes a day of the week wheel selectively rotatably coupled to the spindle, and a dial overlying the day of the week wheel having a window, with the dial including indicia around the periphery of the window representative of each day of the week. The day of the week wheel includes a plurality of day of the week indicators spaced therearound along the circumference of a circle passing essentially through the center of the window so that it is the day of the week wheel is selectively rotated, the indicators sequentially appear through the window and point selectively to the indicia to indicate the actual day of the week. The dial may also include an elongated circumferential window therein with days of the month positioned on opposing sides of the window. A second wheel includes indicators thereon for pointing out the particular day of the month through the window.
申请公布号 US5177712(A) 申请公布日期 1993.01.05
申请号 US19920876552 申请日期 1992.04.30
申请人 SEIKO EPSON CORPORATION 发明人 KAKIZAWA, YUKIHISA
分类号 G04B19/243;G04B19/24;G04B19/247 主分类号 G04B19/243
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