Patent ID: 7153019

Claim:
A structure for Christmas bulb socket, comprising: a socket including a cylindrical cavity in upper part thereof; inside of said cylindrical cavity furnished with at least one positioning flange; a rectangular cavity furnished under said cylindrical cavity, and surface of said rectangular cavity furnished with two sets of symmetrical copper-piece grooves; in said two sets of symmetrical copper-piece grooves, only one set thereof mounted with copper pieces; a bulb assembly including: a bulb socket, of which a cylindrical body furnished with at least two symmetrical position grooves to be mated with positioning flanges of said cylindrical cavity; lower part of said cylindrical body furnished with a cross-shaped plug stub; top center of said bulb socket furnished with a cylindrical hole for mounting a bulb; bottom of said cylindrical hole furnished with two sets of symmetrical through holes opposite to said cross-shaped plug stub, and said through holes used for laying through two copper wires and said bulb; a bulb, of which one end furnished with two copper wires to pass through two symmetrical through holes on lower end of said bulb socket, and ends of said copper wires being bent and attached to both sides of said cross-shaped plug stub.