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    • 10. 发明授权
    • Hammer for breaking polycrystalline silicon
    • 用于破碎多晶硅的锤子
    • US07950308B2
    • 2011-05-31
    • US12230140
    • 2008-08-25
    • Tetsuya AtsumiMunehiro Takasugi
    • Tetsuya AtsumiMunehiro Takasugi
    • B25D1/14
    • B25D1/14B25D1/00B25D2222/51B25D2250/321
    • The hammer for breaking polycrystalline silicon is provided with a handle portion extending along a center axis and a head portion extending in a direction intersecting a direction of the center axis at the leading end of the handle portion. The head portion is provided with a head main body connecting with the handle portion, a striking part installed at one end of the head main body via a coupling shaft portion, and a counter weight portion installed at the other end of the head main body. The head main body, the coupling shaft portion, the striking part and the counter weight portion are formed integrally from a hard metal. A round-raised striking surface is formed at the striking part.
    • 用于断开多晶硅的锤子设置有沿中心轴线延伸的手柄部分和在手柄部分的前端沿与中心轴线方向相交的方向延伸的头部。 头部设置有与手柄部连接的头主体,经由联接轴部安装在头主体的一端的打击部和安装在头主体的另一端的配重部。 头主体,联轴器部分,打击部分和配重部分由硬金属一体地形成。 在打击部分处形成圆形的打击表面。