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    • 9. 发明申请
    • Timepiece bearing, movement, and portable timepiece
    • 钟表轴承,机芯和便携式钟表
    • US20110080810A1
    • 2011-04-07
    • US12924550
    • 2010-09-29
    • Masashi HiraokaMasahiro NakajimaTakashi Niwa
    • Masashi HiraokaMasahiro NakajimaTakashi Niwa
    • G04B31/00G04B15/00
    • G04B31/02G04B17/06G04B31/0082G04B31/012
    • To provide a timepiece bearing, a movement, and a portable timepiece helping to achieve an improvement in terms of time indication accuracy. A timepiece bearing 180 includes: a bearing member 181 provided at at least one end portion 145 of a shaft member 143 rotating around an axis C and regulating movement of the shaft member in axial and radial directions; an elastic member 182 having an force facing in axial direction to the bearing member; and a frame member 166 containing the bearing member, wherein the elastic member is provided so as to establish connection between the bearing member and the frame member; the frame member is supported by and fixed to a support member 167; and the shaft member is rotatable around the axis, with the shaft member and the bearing member being held in contact with each other by the elastic member.
    • 提供时钟轴承,机芯和便携式钟表,有助于实现时间指示精度的改善。 钟表轴承180包括:轴承构件181,其设置在轴构件143的至少一个端部145处,该轴构件143围绕轴线C旋转并且调节轴构件在轴向和径向方向上的运动; 弹性构件182,其具有轴向面向轴承构件的力; 以及框架构件166,其包含所述轴承构件,其中所述弹性构件设置成在所述轴承构件和所述框架构件之间建立连接; 框架构件被支撑并固定到支撑构件167; 并且所述轴构件可绕所述轴线旋转,其中所述轴构件和所述支承构件通过所述弹性构件保持彼此接触。