Patent ID: 7946868
Filing Date: 2011-05-24
Classification: H01R

Abstract:
1. A power adapter having a replaceable and rotatable plug, comprising: a body having an annular chamber recessed from a top thereof; four channels recessed from the top to communicate with the annular chamber, and located on an inner wall of the annular chamber; four engagement slots formed into a bottom portion of the inner wall of the annular chamber to respectively abut the four channels; and two conducting elements mounted inside the annular chamber; and a plug formed hollow and having a cylinder protruding beyond the base and received in the annular chamber; four arced holes formed through a bottom of the cylinder and the base, two opposite arced holes thereof selectively receiving the two conducting elements respectively contacted with the two intermediate conducting elements; four engagement blocks protruding from a cylindrical periphery of the cylinder to respectively correspond to the four channels and four engagement slots; and two prongs mounted through the cap, one end of each of the two prongs penetrating through the cap to electrically connect with the corresponding intermediate conducting element.