| 摘要 |
PROBLEM TO BE SOLVED: To provide technology for effectively preventing the breaking operation of a wiring circuit breaker resulting from the simultaneous use of a plurality of sockets of an electric vehicle charging device, without depending on a means of installing additional dedicated circuit breakers. SOLUTION: The electric vehicle charging device includes the plurality of sockets into each of which a charging cable plug connected to a secondary battery of an electric vehicle is inserted, and which are provided depending on various forms of power supplies to secondary batteries, and a cable plug simultaneous insertion preventing means for physically preventing the simultaneous insertion of the charging cable plugs to the plurality of sockets. COPYRIGHT: (C)2011,JPO&INPIT
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