Patent ID: 9153151
Filing Date: 2015-10-06
Classification: F21V,G09F,H05K

Abstract:
1. A ventilated electronic sign module, comprising: a substantially planar-shaped lighting module configured to emit light that is visible to a viewer of the sign; a cabinet supportingly engaging the lighting module, the cabinet including a rear wall, two opposing side walls, a top wall and a bottom wall, the rear wall being disposed opposite the lighting module such that an air chamber is defined between the cabinet and the lighting module; a substantially vertical partition disposed within the air chamber and extending between the bottom wall and the top wall, and between the lighting module and the rear wall, the partition dividing the air chamber into a first section and a second section; and an electric fan disposed within the cabinet and configured to transfer air from the first section to the second section; wherein the cabinet and/or the lighting module include a plurality of throughholes fluidly interconnecting the air chamber to ambient air, a first subset of the throughholes being more closely fluidly connected to the first section than to the second section, a second subset of the throughholes being more closely fluidly connected to the second section than to the first section, wherein the cabinet includes an air channel at least partially below the bottom wall and directly fluidly connected to the first subset of the throughholes, the fan directly fluidly interconnecting the air channel and the first section; and wherein the cabinet includes a slanted wall interconnecting the rear wall and the bottom wall, the fan being disposed in the slanted wall.