Patent ID: 6376974
Filing Date: 2002-04-23
Classification: F21V,H01R

Abstract:
An improved lamp structure for lamp strings comprising: a lamp bulb, having two metallic wires extending downwards therefrom; a base, with a receiving recess provided therein to receive said lamp bulb, said receiving recess is formed from an upper portion that is a cylindrical wall and a lower portion that is a connecting portion of said base, said connecting portion on said lower portion of said base is a â€œUâ€  shaped member having a narrower width to render a lower portion of said receiving recess to leave two partially opened spaces, said connecting portion is further provided on the bottom thereof with two through holes to permit extending of said two metallic wires of said lamp bulb therethrough for bending of said two metallic wires laterally; a lamp socket, being provided therein with a space of which the upper portion forms a receiving space for receiving therein said base, and of which the lower portion is tapered and forms a flat conductor groove, pairs of ribs are provided in said receiving space, wherein, at least two pairs of said ribs form engaging grooves together with the wall of said receiving space; two conductors, being provided on the ends thereof with metallic pins, said metallic pins are inserted into said flat conductor groove on the lower portion of said socket and being engaged in said engaging grooves, and contact said metallic wires of said lamp bulb.