| 摘要 |
: Combustion equipment to be employed for heating for domestic use or the like is provided with an air control cylinder having a closed bottom surface inwards of an inner flame cylinder, and an outer control cylinder inwards of a vaporizing portion. The air control cylinder is divided into plural stages to form a through aperture connecting said stages with each other in a vertical direction, and the outer control cylinder is formed with through holes. In this way radical deterioration of the CO/CO2 characteristic can be prevented. Also, the equipment has a large adjustable range of combustion volume, is safe and is comfortable in use. |
