Patent ID: 7554254
Filing Date: 2009-06-30
Classification: H01J

Abstract:
1. A flat fluorescent lamp for flat panel display backlighting, comprising: a main plate having at least one through-hole formed to penetrate the main plate, the at least one through-hole being extended from one side surface of the main plate to the other side surface of the main plate; electrode units attached to respective sides of the main plate, each of the electrode units having at least one electrode corresponding to the at least one through-hole of the main plate, the electrode units sealing respective ends of the at least one through-hole of the main plate; a fluorescent material applied to an inner circumferential surface of the at least one through-hole of the main plate; and a light-emitting gas filled in an inner space defined by the at least one through-hole of the main plate and the electrode units, wherein each of the electrode units has at least one depression part in which the at least one electrode is disposed, a diameter of the at least one depression part being greater than a diameter of the at least one through-hole of the main plate.