| 摘要 |
A connecting device assembly comprises a plug and a socket. The plug comprises a handheld portion and a contact portion. The handheld portion comprises a flange protruding from a distal end thereof adjacent to the contact portion. The socket comprises an inner wall and an end exterior wall. The inner wall defines a receiving groove therein for receiving the flange of the plug, and the receiving groove has a radius not less than an outer radius of the flange. At least one blocking portion formed between the receiving groove and the end exterior wall. The plug is rotatably received in the groove of the socket.
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