Patent ID: 7963779

Claim:
An electrical plug, comprising: a base; a cover detachably connected to the base and defining a first hole, a second hole, and a third hole; and a ground prong, a live prong, and a neutral prong, and respectively extending through the first hole, the second hole, and the third hole, the ground prong comprising: a middle contact fixed to the base; a first contact comprising a first pin and a first blade fixed to the first pin, the first pin being rotatably connected to the middle contact; and a second contact comprising a second pin and a second blade fixed to the second pin, the second pin being rotatably connected to the middle contact; wherein the first pin and the second pin are rotatable to a position where the first pin and the second pin are at opposite sides of the middle contact, and the first blade and the second blade are rotatable to a position where the first blade and the second blade are on front and rear of the middle contact.