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    • 10. 发明专利
    • OPERATION DEVICE FOR SWITCH
    • JPH04104417A
    • 1992-04-06
    • JP21905190
    • 1990-08-22
    • TOSHIBA CORP
    • KUROKI KUNIYOSHI
    • H01H33/46H01H9/20H01H9/24H01H31/04H01H33/52
    • PURPOSE:To simplify the structure of a mechanical interlock mechanism between operating devices and improve the reliability thereof by connecting a main shaft part of the operating device for one switch with a ratchet of the operating device for the other switch by a link mechanism, and composing the link mechanism to lock the other switch when one switch is operating. CONSTITUTION:The rotation force of a motor 1 is transmitted to a ratchet 4, and an energization force is gradually accumulated at a drive spring by the ratchet 4, so a main shaft 12 is rotated by the energization force when it is released to perform a switching action of an operating device for a switch. The operating devices for two switches are contained in a single container 43, a main shaft part of the operating device for one switch is connected with a ratchet of the operating device for the other switch by a link mechanism 34, and this link mechanism 34 is composed to lock the other switch when one switch is operating. When the operating device for one switch is operating, the action of the operating device for the other switch is necessarily locked by transmission of mechanical force by the link mechanism 34, thereby interlock is performed securely between the machines, and the performance of a transformer can be improved.