Patent ID: 7733648
Filing Date: 2010-06-08
Classification: H05K

Abstract:
1. An electronic component unit detachably mounted in an electronic apparatus, the electronic component unit comprising: a printed wiring board; an electronic component mounted on a surface of the printed wiring board; a duct lying adjacent to an outer periphery of the printed wiring board at a position outside the printed wiring board, the duct extending in a direction perpendicular to the surface of the printed wiring board so as to allow airflow to flow in the direction perpendicular to the surface of the printed wiring board; an opening formed in the duct along the surface of the printed wiring board; a rear panel standing on the surface of the printed wiring board at a rear edge of the printed wiring board opposite to the outer periphery adjacent to the duct; and a further duct defined between the rear panel and the duct so as to extend in a horizontal direction, wherein the duct is coupled to a duct of an other electronic component unit when the electronic component unit is mounted in the electronic apparatus.