Patent ID: 9618168
Date: 2017-04-11
CPC Classifications: B23K,F21K,F21V,F21Y,H05B

Claim:
1. An LED tube lamp, comprising: a glass tube comprising an inner surface and an outer surface, at least part of the inner surface of the glass tube is formed with a rough surface and the roughness of the rough surface is higher than that of the outer surface, the glass tube also comprises a main body region, two rear end regions, and two two-arc-shaped transition regions connecting the main body region and the rear end regions; two end caps disposed at two ends of the glass tube; a power supply provided inside the end cap(s); and an LED light strip disposed inside the glass tube and provided with a plurality of LED light sources disposed thereon; wherein the LED light strip includes a bendable circuit sheet mounted on an inner surface of the glass tube to electrically connect the LED light sources with the power supply, the projected length of the bendable circuit sheet is larger than the length of the glass tube to form a freely extending end portion at one end of the bendable circuit sheet along a longitudinal direction of the glass tube, the freely extending end portion is electrically connected to the power supply, and the glass tube and the end cap are secured by a hot melt adhesive.