Patent ID: 6053620
Filing Date: 2000-04-25
Classification: F21S,F21V,H01R

Abstract:
An improvement of water-draining passage structure of a lamp set for ornament comprising a socket, a bulb base, two power-supply wires and two copper terminals; a bulb to be plugged in a bulb hole of said bulb base; two copper wires of said bulb passed through groove ports in said bulb base respectively and bent and attached to two wall surfaces respectively on both sides of said bulb base; said two copper terminals attached to tail ends of said two power-supply wires to be plugged into a guide groove and through a space in said socket, and finally plugged into two copper-terminal grooves respectively on both sides of a rectangular groove; a cylinder body and a rectangular block of said bulb base to be plugged into a hollow cylinder of said socket; said copper wires and said copper terminals being in contact with each other respectively in said rectangular groove; connecting inner surface between said socket and said bulb base furnished with symmetrical water-draining grooves, and features thereof being described as follows:two wider flat surfaces in said guide groove for plugging said power-supply wires furnished with two longitudinal grooves respectively; said longitudinal grooves extended from entrance of said power-supply wires to both sides of said rectangular groove for receiving said rectangular block of said bulb base; said longitudinal grooves having an oblique wall surfaces respectively to extend to outer edge of bottom of an inner cylinder surface; both flat surfaces of said rectangular block furnished with two upper grooves respectively; outer edge of each said upper groove being connected with each said longitudinal groove; said cylinder body of said bulb base being plugged into said inner cylinder surface of said socket; flat parts of said cylinder body corresponding to that of said rectangular block being furnished with parallel vertical flats, and center of said vertical flats having an elongate channel extended into said bulb hole; outer edge of said elongate channel being in contact with said inner cylinder surface of said socket; a shoulder part between said vertical flat and said upper groove having an extension groove which being extended through and to bottom of said bulb hole, and outer edge thereof being located in inner space of said oblique wall surface; a rectangular hole furnished between said elongate channel in center of said vertical flat and a water-proof rim; by means of said upper groove between said two flat surfaces, said extension groove of said shoulder part, and said groove between said two symmetrical vertical flats and inner wall surface of said socket, a continuous passage having a sectional area over one (1) square millimeter furnished so as to facilitate water drops inside said socket to drain off quickly upon swinging with the wind.