Patent ID: 6471562
Filing Date: 2002-10-29
Classification: B29C,H01L

Abstract:
A manufacturing method of LED decorative lightbulb comprising the steps of:a. a frame is formed having a positive pole and negative pole which are separate from each other by a certain distance; b. the frame is copperplated; c. the frame is nickelplated; d. the frame is copperplated again; e. the frame is nickelplated again to finish the processing on the frame; f. a crystalplate is melted onto the top of the negative pole of the frame; g. the lead is melted onto the positive pole by ultrasonic vibration; h. the whole frame is put into a die; i. epoxy resin is poured into the die; j. the epoxy resin is hardened by heating it at a temperature of 130Â° C.; k. the epoxy resin is allowed to cure for 8 hours; l. the unnecessary part of the frame is removed leaving a pair of feet for electrical connection.