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    • 2. 发明申请
    • SUPPORT ASSEMBLY AND KEYBOARD APPARATUS
    • 支持组装和键盘设备
    • US20170040010A1
    • 2017-02-09
    • US15287440
    • 2016-10-06
    • Yamaha Corporation
    • Akito OHBA
    • G10H1/34G10C3/16
    • G10H1/346G10C3/16G10C3/168G10C3/22G10C3/24
    • A support assembly including a support rotatably disposed with respect to a frame, a repetition lever hinge mounted to the support, and a repetition lever supported by the repetition lever hinge and rotatably disposed with respect to the support, wherein the repetition lever has a contact surface and the contact surface contacts a hammer shank roller provided to a hammer shank for rotating a hammer, and the repetition lever hinge is mounted to the support in a mounting direction that crosses with a tangent-line direction of a line tangent to the hammer shank roller at the contact between the hammer shank roller and the contact surface.
    • 一种支撑组件,包括相对于框架可旋转地设置的支撑件,安装到支撑件的重复杆铰链和由重复杆铰链支撑并且相对于支撑件可旋转地设置的重复杆,其中重复杆具有接触表面 并且所述接触面接触设置在锤柄上的用于旋转锤的锤柄辊,并且所述重复杆铰链沿与所述锤柄辊相切的线的切线方向交叉的安装方向安装到所述支撑件 在锤柄和接触面之间的接触处。