Patent ID: 8289715
Filing Date: 2012-10-16
Classification: H05K

Abstract:
1. A plasma display device comprising: a plasma display panel; a chassis supporting the plasma display panel on its front surface; circuit boards located within a specific region of a back surface of the chassis; a back cover including an edge portion that covers the outside of the specific region of the back surface of the chassis, and a projecting portion that projects inside the edge portion toward the side opposite to the chassis and that accommodates the circuit boards; a fan arranged inside a space defined by the projecting portion; and a partition plate provided in the space defined by the projecting portion, the partition plate partitioning the space into a front space on the chassis side and a back space on the main wall side, wherein the projecting portion includes a main wall, which has a peripheral edge, that faces the back surface of the chassis with the plurality of the circuit boards interposed therebetween, and a peripheral wall that extends from the peripheral edge of the main wall toward the chassis, the peripheral wall is provided with a plurality of air inlets and a plurality of air outlets, the plurality of the air inlets open into the front space, the plurality of the air outlets open into the back space, and the partition plate is a heat diffusing plate arranged so as to be in contact with electronic components mounted on the plurality of the circuit boards.