| 摘要 |
A tandem-connected rotatable receptacle unit is provided. The unit includes a primary receptacle having a housing, an electric plug with an electric cord disposed at the front end of the housing, and a first slot set formed at the rear side of the primary receptacle for the output of power. The unit further includes at least one tandem connection receptacle having a blade set at the front side of the housing, the blade set being fixed at a round seat. The blades of the blade set are each coupled to a conducting wire electrically coupled to a conducting piece of a first slot set at the rear end of the tandem connection receptacles. The tandem connection receptacle further includes a second slot set at a side wall and a projecting rib being provided at the circumference of the round seat, whereby the round seat can be rotated about the round seat for adjusting the direction of a second slot set at the side wall of the housing.
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