Patent ID: 8424316

Claim:
A portable cooled merchandizing unit comprising: a product container assembly including: an exterior frame, an interior container disposed within the exterior frame and defining an interior region, the container including: a continuous floor for supporting product, a first side panel extending from the floor, a second side panel extending from the floor opposite the first side panel, wherein assembly of the interior container to the exterior frame defines: a first opening to the interior region at the first side panel opposite the floor, a first airflow path fluidly open to the first opening and extending between an exterior of the first side panel and the exterior frame to a first airflow path end point fluidly opposite the first opening, a second side opening to the interior region at the second side panel opposite the floor, a second airflow path fluidly open to the second opening and extending between an exterior of the second side panel and the exterior frame to a second airflow path end point fluidly opposite the second opening, wherein the first airflow path end point is below the second airflow path end point; a thermoelectric assembly connected to the product container assembly and including: a thermoelectric device, a first heat sink fluidly connected to the first and second airflow paths away from the first and second openings, a first heat sink fan positioned adjacent the first heat sink; wherein the first heat sink fan operates to circulate airflow to and from the interior region along a flow pattern comprising: from the first heat sink and to the interior region via the first airflow path and then the first opening, from the interior region and to the first heat sink via the second opening and then the second airflow path.