JP2003194341A5 - - Google Patents

Claims (12)

A hot air outlet and a suction port are provided in the heating chamber, and a blower and a heat source for forming the hot air are provided outside the heating chamber to form a high-temperature circulating airflow in the heating chamber. In the cooker,
A catalyst block for decomposing a substance generated from the object to be cooked and a heat source for heating the catalyst block are arranged in a duct that guides hot air to the outlet, and the heat source is disposed on a plurality of surfaces of the catalyst block. A cooking device characterized by being provided to face each other.   The cooking device according to claim 1, wherein one of the plurality of surfaces of the catalyst block is a surface facing a direction in which a circulating air current blows. A hot air outlet and a suction port are provided in the heating chamber, and a blower and a heat source for forming the hot air are provided outside the heating chamber to form a high-temperature circulating airflow in the heating chamber. In the cooker,
A catalyst block for decomposing a substance generated from the object to be cooked and a heat source for heating the catalyst block are arranged in a duct for guiding the hot air to the outlet, and the catalyst block is attached to the inside of the duct by a fixture. A heating cooker characterized by being held so as not to contact the wall surface. The heating cooker according to claim 1 or 3 , wherein a corrugated honeycomb made of steel plate is adopted as a carrier block constituting the catalyst block . The cooking device according to claim 3 , wherein the fixture is attached to a ceiling surface of the duct. The cooking device according to claim 3 or 5 , wherein the fixture is attached to a lid of a catalyst exchange opening provided in the duct. 7. The fixture according to claim 3 , wherein the fixture is made of a good heat conductor, and the fixture is provided with a holding portion for the heat source and a portion in surface contact with the catalyst block. The heating cooker described in 1. The heating cooker according to claim 7 , wherein the heat source holding portion provided in the fixture is arranged on a piece other than the piece attached to the duct among the pieces of the fixture. It said fixture with a metal, a metal constituting the fitting, according to claim 3, characterized in that through heating in processing steps or using step is to change color in the color tone easily absorb radiant heat, claim The cooking device according to any one of claims 5 to 8 . Heating cooker according to claim 3, claim 5 to claim 8, wherein applying a dark coating on the fixture. A heat blocking portion that reduces heat conduction from the fixture to the duct is provided in the fixture, between the fixture and the duct, or a lid of a catalyst exchange opening provided in the duct and the duct. claim 3, characterized in that provided between the cooking device according to any one of claims 5 to claim 1 0. The heat shut-off portion is configured with a small area contact portion interposed between the fixture and the duct or between the lid of the catalyst exchange opening provided in the duct and the duct. the cooking device according to claim 1 0.