Patent ID: 8081457
Filing Date: 2011-12-20
Classification: H05K

Abstract:
1. An electronic device comprising: a base comprising a bottom board, a front board extending from a front end of the bottom board, and a rear board extending from a rear end of the bottom board and opposite to the front board, wherein a system air intake is defined in the rear board, and a system air outlet is defined in the front board; a fan mounted in the base and comprising a fan intake facing the system air intake, and a fan outlet facing the system air outlet; and a top board mounted on the base and opposite to the bottom board; wherein a first noise-reducing outlet is defined in the top board, adjacent to the fan outlet; wherein a guide duct is mounted in the base, the guide duct is located between the fan outlet and the system air outlet, the guide duct comprises an intake directly connected with the fan outlet, and a top wall, a hole is defined in the top wall, adjacent to the fan and communicating with the intake of the guide duct.