| 摘要 |
A combined power plug adaptive to sockets of most types, comprises an insulating plug casing, plug cover, and means composed of a slot pin hole, a elastic washer a nut and a washer for accommodating pins and adjusting the relative positions and angles of the pins around its axis to conform to different types of sockets. Different types of pins having various shapes, such as blade or circular, can be used with the plug to provide satisfactory contacting with the slots of the socket.
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