Patent ID: 8313335
Filing Date: 2012-11-20
Classification: H01R

Abstract:
1. A power adapter assembly, comprising: an adapter body comprising a cylindrical casing and a circular plug receiving base fixed on top of the cylindrical casing, the plug receiving base having a recess on the top thereof and a circular peripheral surface, the recess having a first engagement block on the side wall thereof, the circular peripheral surface having a flange with an indentation on the top edge thereof, and a guiding groove formed from the indentation and extending downward to the bottom edge thereof; a replaceable plug detachably mounted onto the plug receiving base and comprising a cylindrical support base comprising an upper portion and a lower portion sized to fit into the recess of the plug receiving base, the upper portion having an elongated engagement groove along its peripheral surface with one end extending to the bottom edge thereof and alignable with the guiding groove, the lower portion having a first engagement groove adapted to engage with the first engagement block; and a rotation locking collar detachably sleeved onto the plug receiving base and the support base, wherein the locking collar has a tab member on the inner top edge thereof adapted to enter the guiding groove and said one end of the elongated engagement groove, wherein the tab member is further allowed to rotate into and engage with the elongated engagement groove by rotation of the locking collar.