Patent ID: 8047873
Filing Date: 2011-11-01
Classification: H01R

Abstract:
1. An electric plug comprising: a housing comprising an internal space, two forward prongs, a rear waterproof element, and a rear fastening assembly; a transformer unit disposed in the space and electrically connected to the prongs; a rear cap comprising a connector electrically connected to the transformer unit, a corresponding fastening assembly, and a periphery projecting member protruding from a peripheral edge portion of the rear cap; and a waterproof member disposed in the waterproof element, the waterproof element being a closed groove formed in the housing, wherein the housing is adapted to repel water when the cap is secured thereto by matingly fastening the corresponding fastening assembly and the rear fastening assembly together such that the waterproof member is clamped in the waterproof element by the periphery projecting member which extends into the closed groove.