Patent ID: 6933447
Filing Date: 2005-08-23
Classification: H01R

Abstract:
1. An extension cord for transmitting electricity from a power supply to an electrical device and sliding smoothly over edges, comprising: a cylindrical wire casing that contains a plurality of elongated electrical wires, the casing shielding the wires from the external environment, the casing having an outer diameter; an adapter that has a circular face, a cylindrical upper portion and a conical lower portion, the face being attached to the upper portion by a pair of screws, the face having a diameter, the upper portion having a diameter that is equal to the face diameter, the lower portion tapering continuously and narrowing to a minimum diameter that is no greater than the outer diameter of the casing; a clamp that connects the adapter and the wire casing, the clamp being positioned inside the lower portion, the clamp having a top plate with flat planar ends and a bottom plate with flat planar ends, the top plate being securely fastened to the bottom plate, the clamp being wider than the minimum diameter.