| 摘要 |
1. Heating apparatus such as a stove, heart, furnace and other for the combustion of solid wastes provided with a glass window (3) and an adjustable grille consisting of an upper grille (5) and a corresponding lower grille (7) which can be moved one with respect to the other, characterized by the fact that the heating apparatus includes the following combination : a - in one of the grilles (7) oblong passage holes are provided (10) which starting at their ends gradually become wider in order to gradually close, upon the movement of one of the grilles (5-7), the extreme ends of the passage holes located at the edge of the grille and to keep the other part of the holes open in order to maintain the flow of air through the central part of the fire ; b-between the glass door (3) and the grille (5-7) an air opening (12) is provided in the heating apparatus (1) for the secondary flow of air, and inside the heating apparatus (1) at a certain distance from the glass window (3) an air guide section (14) is provided to divert the secondary air flow upwards to the combustion area (13) of the heating apparatus (1) and against the glass door (3). |
