Wall fireplace for solid fuel, to be applied to, or integrated into, a wall

Abstract

A closed fireplace ( 1 ) having a display glass, a hearth provided with a grating ( 29 ), an ignition device, an ash receptacle ( 31 ), a combustion replacement air supply and a discharge line for fumes. The fireplace also having a flat body chamber ( 2 ) in the form of a closed box to be attached to a wall or partially or fully integrated into the wall or into a canopy thereof, the internal volume of the flat body being divided into two flat adjacent chambers for combustion ( 4 ) and storage ( 5 ), the storage chamber forming a stock of wood ( 6 ). The chambers are separated by a dividing and thermally insulating wall ( 8 ) for supplying the pre-heated secondary air for the combustion, the bottom of the storage compartment having an inclined ramp ending in the lower part of a hearth ( 34 ). The invention is especially suitable for manufactures of fireplaces especially designed for wood fires.

1 - 32 . (canceled) 
     
     
         33 . A closed-hearth fireplace ( 1 ) for solid fuel comprising a display glass ( 3 ), a hearth equipped with an ash grate ( 29 ), an ignition device, an ash receptacle ( 31 ), an inlet for new combustion air and a smoke outlet, the fireplace further having a flat body in a case ( 2 ) formed of a closed box to be one of placed against a wall, partially and totally embedded within the wall, and an interior space of said flat body inside the box ( 2 ) is separated into two adjacent flat chambers, a combustion chamber ( 4 ) and a storage chamber ( 5 ), the storage chamber ( 5 ) forming a reserve ( 6 ) of the solid fuel separated by a separating wall ( 8 ), a portion of the front surface of the flat body in the case ( 2 ) facing the combustion chamber ( 4 ) is closed during operation by the display glass ( 3 ), the display glass ( 3 ) is opened for access to the combustion chamber ( 4 ) and for cleaning, and the storage chamber ( 5 ) forming the reserve ( 6 ) of the solid fuel constitutes, in a lower portion, a device for automatically supplying the solid fuel stacked inside the storage compartment to the combustion chamber ( 4 ) and a front surface of the case ( 2 ), previously closed on a portion facing the combustion chamber ( 4 ) by the display glass ( 3 ), is closed by a principal door ( 56 ) made of one of glass and similar material with a transparent central surface ( 58 ) opposite the display glass ( 3 ) and a dual supply of combustion air coming from a principal inlet and a secondary air inlet. 
     
     
         34 . The fireplace according to  claim 33 , wherein the principal door ( 56 ) is double paned. 
     
     
         35 . The fireplace according to  claim 33 , wherein when closed, the principal door ( 56 ) and the display glass ( 3 ) represent three thicknesses of glass for viewing a flame as a direct image and as a reflective image of the flame. 
     
     
         36 . The fireplace according to  claim 33 , wherein the separating wall ( 8 ) is hollow. 
     
     
         37 . The fireplace according to  claim 33 , wherein the separating wall ( 8 ) is thermally insulated. 
     
     
         38 . The fireplace according to  claim 33 , wherein an interior space within the separating wall ( 8 ) is one of partially and totally filled with a thermally insulating material. 
     
     
         39 . The fireplace according to  claim 33 , wherein the combustion air, passing through an interior space in the separating wall ( 8 ), becomes heated and thermally insulates the combustion chamber ( 4 ) from the storage chamber ( 5 ). 
     
     
         40 . The fireplace according to  claim 33 , wherein the separating wall ( 8 ) opens at least at a lower portion ( 13 ) to draw new secondary combustion air into the hearth. 
     
     
         41 . The fireplace according to  claim 33 , wherein the separating wall ( 8 ) also has a secondary combustion air outlet in the upper portion of the hearth for post combustion. 
     
     
         42 . The fireplace according to  claim 33 , wherein a secondary combustion air outlet is a linear ramp ( 17 ) formed of orifices communicating with a space inside the separating wall ( 8 ) for the purpose of post-combustion. 
     
     
         43 . The fireplace according to  claim 33 , wherein secondary combustion air is forced by a mechanical means into a space inside the common wall ( 8 ). 
     
     
         44 . The fireplace according to  claim 33 , wherein primary combustion air arrives through a front air inlet register ( 27 ). 
     
     
         45 . The fireplace according to  claim 33 , wherein a front air inlet register ( 27 ) comprises a piece that moves in translation ( 20 ). 
     
     
         46 . The fireplace according to  claim 45 , wherein the piece that moves in translation ( 20 ) is mechanically controlled by the heath grate ( 29 ). 
     
     
         47 . The fireplace according to  claim 33 , wherein the storage compartment ( 5 ) forming the solid fuel reserve ( 6 ) is one of a storage compartment or chamber ( 5 ) situated in a rear of the hearth, open at a bottom and adjacent to the hearth, separated from the hearth by the separating wall ( 8 ), a depth of the storage chamber ( 5 ) correspondents to an average diameter of a log, said compartment being filled either one of directly and by reloading with one of horizontally stacked logs or rounds ( 7 ). 
     
     
         48 . The fireplace according to  claim 33 , wherein the storage chamber ( 5 ) forming the reserve ( 6 ) of fuel opens at a bottom onto an inclined ramp ( 34 ) along which the fuel slides for automatically supplying fuel, by gravitational force, to the hearth by causing the fuel to pass laterally through the lower opening in the storage chamber ( 5 ) by gravity until the fuel reaches a level of a hearth grate ( 29 ) so that when a first portion of fuel has been completely consumed, another portion of fuel takes its place. 
     
     
         49 . The fireplace according to  claim 33 , wherein a lower outlet opening in the storage chamber ( 5 ) is a portion extending between an inclined ramp ( 34 ) and a lower edge of the separating wall ( 8 ). 
     
     
         50 . The fireplace according to  claim 33 , wherein a lower outlet opening is equipped with a means for admitting the fuel into the hearth. 
     
     
         51 . The fireplace according to  claim 50 , wherein the means for admitting is a valve type means. 
     
     
         52 . The fireplace according to  claim 33 , wherein the fuel reserve ( 6 ) comprises a reloader ( 62 ) introduced inside the storage chamber ( 5 ) by a loader. 
     
     
         53 . The fireplace according to  claim 52 , wherein the loader receives the reloader ( 62 ). 
     
     
         54 . The fireplace according to  claim 33 , wherein the fireplace comprises an ignition device. 
     
     
         55 . The fireplace according to  claim 54 , wherein the ignition device comprises a plated electrical resistor ( 38 ). 
     
     
         56 . The fireplace according to  claim 54 , wherein the ignition device is remotely controlled. 
     
     
         57 . The fireplace according to  claim 33 , wherein the case ( 2 ) is laterally closed by two pivoting doors ( 39 ,  40 ), with an area ( 43 ) opposite an access opening to the storage chamber being lined and thermally insulated. 
     
     
         58 . The fireplace according to  claim 33 , wherein a smoke evacuation means is situated in an upper part of the fireplace above the hearth, forming a smoke box ( 46 ). 
     
     
         59 . The fireplace according to  claim 58 , wherein an outlet of smoke box ( 46 ) is horizontal, forming an outlet through one of an adjacent wall and vertical. 
     
     
         60 . The fireplace according to  claim 33 , wherein smoke evacuation is accomplished through a conduit ( 52 ) that is also used for admitting the combustion air, through two concentric conduits traversing an adjacent wall, one for evacuating smoke and one for admitting the combustion air. 
     
     
         61 . The fireplace according to  claim 33 , wherein intercalary layers of combustible material are interposed between portions of the fuel. 
     
     
         62 . The fireplace according to the  claim 33 , wherein a principal combustion air inlet ( 18 ) is thermostatically controlled. 
     
     
         63 . The fireplace according to  claim 33 , wherein a secondary combustion air inlet ( 14 ) is thermostatically controlled. 
     
     
         64 . The fireplace according to  claim 33 , wherein two inlets for combustion air ( 18 ,  14 ) are thermostatically controlled.