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    • 2. 发明申请
    • CIRCUIT BREAKER HAVING CRADLE
    • 电路断路器
    • US20120261239A1
    • 2012-10-18
    • US13398756
    • 2012-02-16
    • In Kyum KIMSeung Pil YANGHong Ik YANGKil Young AHN
    • In Kyum KIMSeung Pil YANGHong Ik YANGKil Young AHN
    • H01H9/08
    • H02B11/24H01H71/0264H01H71/08
    • A circuit breaker having a cradle, the circuit breaker comprises: an upper shutter and a lower shutter configured to open and close terminals of the cradle; an upper shutter operation link having one end connected to the upper shutter and another end rotatably coupled to a pivot; a lower shutter operation link having one end connected to the lower shutter and another end rotatably coupled to the pivot; and a shutter safety device comprising a coupling unit fixedly-coupled to the pivot, a rotation unit rotatably coupled to the coupling unit, and a link fixing unit provided at one end of the rotation unit, wherein the link fixing unit is to restrict rotation of the upper shutter operation link and the lower shutter operation link in a contacting manner.
    • 一种具有支架的断路器,所述断路器包括:上快门和下闸门,其构造成打开和关闭所述支架的端子; 上部快门操作链接,其一端连接到上部快门,另一端可旋转地联接到枢轴; 下部快门操作连杆,其一端连接到下挡板,另一端可旋转地联接到枢轴; 以及快门安全装置,其包括固定地联接到所述枢轴的联接单元,可旋转地联接到所述联接单元的旋转单元,以及设置在所述旋转单元的一端的连杆固定单元,其中所述连杆固定单元限制 上快门操作链接和下快门操作链接。