Patent ID: 8193445
Filing Date: 2012-06-05
Classification: H01R

Abstract:
1. A safety shutter for a power receptacle, comprising: two identical sliding blocks engaged with each other, wherein each sliding block includes a base having an opening and a platform extending upward and outward from a first end of the base, the platform having an outward-facing slanted surface and a rear surface opposite the slanted surface, wherein the rear surfaces of the two platforms face each other, wherein the platform of each sliding block is disposed above an upper surface of the base of the other sliding block, and wherein each sliding block has a blocking portion extending from the base to contact against the slanted surface of the other sliding block when the two sliding blocks move relative to each other in a first direction; and two helical torsion springs, one for each sliding block, wherein each helical torsion spring is disposed at a second end of the corresponding sliding block to urge the two sliding blocks to move relative to each other in the first direction.