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    • 51. 发明公开
    • Scale indication device for a measuring instrument with electronic components such as a timer
    • Skalenanzeigevorrichtungfürelektronische Teile。
    • EP0507529A1
    • 1992-10-07
    • EP92302775.9
    • 1992-03-30
    • OMRON CORPORATION
    • Yamamoto, Hiroyuki, c/o Omron Corporation
    • G04F3/06G01D13/10G04B19/16
    • G04F3/06G01D13/10G04B19/16Y10S116/47
    • A scale indication device includes a character plate (30) having sets of characters printed on a front side thereof such that each set of characters has characters disposed about an eccentric circle having a predetermined radius. A scale plate (40) is disposed adjacent the character plate. The scale plate (40) has a window (43) corresponding to each of the sets of characters such that only one of the characters in each set may be viewed through the window at a time. An eccentric rotation device (20) is mounted on a gearbox (10) and rotates the character plate such that different ones of the characters in each set may be viewed through the window (43). The rotation device includes a scale switching gear (23) rotatable about an axis, a first engagement device (24) formed on the scale switching gear at a distance from the axis equal to the predetermined radius, and a second engagement device formed on the character plate (30) for rotatably engaging the first engagement device (24).
    • 比例指示装置包括:字符板(30),其具有在其正面上印刷的字符组,使得每组字符具有围绕具有预定半径的偏心圆圈设置的字符。 标尺板(40)邻近字符板设置。 刻度板(40)具有与每组字符相对应的窗口(43),使得每个集合中的每个字符中的一个字符可以一次通过窗口观看。 偏心旋转装置(20)安装在齿轮箱(10)上并旋转字符板,使得可以通过窗口(43)观察每组中不同的字符。 旋转装置包括可围绕轴线旋转的刻度切换齿轮(23),形成在刻度切换齿轮上的距离等于预定半径的轴线的第一啮合装置(24)和形成在角色上的第二啮合装置 板(30),用于可旋转地接合第一接合装置(24)。