Patent ID: 6612365
Filing Date: 2003-09-02
Classification: F24F,H05K,Y02B

Abstract:
A cooling apparatus for an enclosed box that accommodates a heat producing element within an interior of the box, wherein the cooling apparatus is adapted for mounting on an exterior of the box and the cooling apparatus includes:indoor air passage structure for receiving a flow of indoor air from the interior of the box to the cooling apparatus and for returning the flow of indoor air from the cooling apparatus to the interior of the box to circulate the indoor air; outdoor air passage structure for receiving a flow of outdoor air from the ambient environment exterior of the box to the cooling apparatus and for returning the flow of outdoor air from the cooling apparatus to the ambient environment; a partition plate, located along the flow of indoor air received and returned by the indoor air passage structure and located along the flow of outdoor air received and returned by the outdoor air passage structure, for preventing commingling of the indoor air flow and the outdoor air flow; a fan unit, located along the flow of indoor air received and returned by the indoor air passage structure and located along the flow of outdoor air received and returned by the outdoor air passage structure, operative to move indoor air for the flow within the indoor air passage and to move outdoor air for the flow within the outdoor air passage; and a heat exchange element, located along the flow of indoor air received and returned by the indoor air passage structure and located along the flow of outdoor air received and returned by the outdoor air passage structure, through which the indoor air flow passes and the outdoor air flow passes, without commingling the air flows, to exchange heat between the indoor air and the outdoor air.