Patent ID: 7328695

Claim:
A cooking oven having a blowout port and a suction port formed inside a cooking chamber to form a hot air stream circulating therethrough so that food is cooked by the circulating hot air stream while the food is rotated by a turntable on which the food is placed, wherein in a ceiling wall of the cooking chamber, an upper blowout port composed of a plurality of small holes is formed so that heating of the food is achieved by an air stream blown out through the upper blowout port from a first heater havin a first power rating, in an inner side wall of the cooking chamber, a side blowout port is formed so that heating of the food is achieved by an air stream blown out through the side blowout port from a second heater having a second power rating lower than the first power rating, in an inner side wall of the cooking chamber other than the one in which the side blowout port is formed, the suction port is formed, the air stream flowing from the side blowout port along the food to the suction port passes through a first region over the turntable, the airstream flowing from the upper blowout port blows down onto a second region over the turntable, and the plurality of small holes of the upper blowout port are sparser in the portion of the upper blowout port from which the air stream blows out toward the air stream that blows from the side blowout port.