| 摘要 |
<p>A fireplace cooking range and room air heater, in one embodiment installed in a conventional fireplace and in another embodiment freely standing, has: a bottom fire chamber; a cooking range-air heater having a spaced porous grill and spaced above the bottom fire chamber, surrounding walls extennding up From the fire chamber and spaced about surface structures of the cooking range-air heater and then converging for exiting the combustion gases into a flue; a flue for carrying the combustion gases out of a dwelling; non-combustible sealing material, as necessary, positioned about the flue to prevent room air from escaping up and around the exterior of the flue; entry doors to close the cookign range-air heater at its room side; entry doors to close the fire chamber at its room side; a room air intake located below the entry doors of the cooking range-air heater and at the top of the fire chamber; a row of spaced-apart tubes near the rear of the bottom fire chamber, these tubes communicating with room air below the fire chamber at their bottoms and with the interior of the cooking range at their tops; and a draft regulator to control the quantity of room air flowing through the room air intake, then flown down inside of the closed entry doors to the fire chamber, thereby keeping soot and other particles from collect-ing on the inside surfaces of the closed entry doors, which are often made of tempered glass so the fire may be observed and enjoyed.</p> |
