Patent ID: 8602587
Filing Date: 2013-12-10
Classification: F21K,F21V,F21Y,H05B,Y02B

Abstract:
1. A light emitting diode (LED) lamp tube, comprising: a tube body; at least two circuit boards, mounted inside said tube body and each circuit board provided with at least one LED module; and electrical connectors mounted at two ends of said tube body; characterized in that: said tube body is a one-piece hollow tube, and along its length direction has an arc-shaped strip inside, whose back side clings to the inner wall of said tube body; said arc-shaped strip has supporting and positioning ribs integrally formed on the front side of said arc-shaped strip and symmetrically arranged relative to the vertical axis of the tube, and each supporting and positioning rib clamps and fixes a respective circuit board, whereby both circuit boards are arranged in a separated reverse V shape; said arc-shaped strip further has an integrated rib between the supporting and positioning ribs, and said integrated rib has a locking hole on each end thereof, and each said electrical connector is fixed on a corresponding locking hole by a bolt; each circuit board is elongated, its two opposite ends are clamped and fixed in said tube body by one of the supporting and positioning ribs, and said at least one LED module is disposed on the front side of each circuit board; and each said electrical connector comprises two protruding electrode pins for connecting said lamp tube to standard fluorescent lamp fixtures, wherein said two electrode pins are short-circuited.