Patent ID: 7291377
Filing Date: 2007-11-06
Classification: H01J,Y10T

Abstract:
1. A plasma display panel, comprising: upper and lower substrates which are installed to be spaced apart from each other by a predetermined distance and which contain therebetween a plurality of barrier ribs and discharge spaces that are disposed between the banier ribs in a display portion of the plasma display panel, the display portion being a portion of the plasma display panel where images are ordinarily formed, said upper substrate having a first plurality of electrodes that are orthogonal to a second plurality of electrodes in the lower substrate; and a plurality of sets of dummy ribs disposed on one of the upper and the lower substrates and being disposed outside the display portion of the plasma display panel, wherein one rib in each set of dummy ribs being a reinforcing rib, said reinforcing rib being a series of sections of a hollow, closed structure, wherein ribs within each set of dummy ribs being connected by connecting portions.