Патент USA US2410576код для вставки
e Nov. 5, 1.946. E. EssoN " sToyE Filed Nov. 18, 1942 2,410,576 - 3 Sheets-Sheet l \ \\\ \ \\ \\ \\ \\\\\\\\\\\\\\\\\\\\\\\ I N INVENTOR: ATTORNEYS. Nov. 5, 1946.~> E. ESSON 2,410,576 STOVEl Filed Nov. 18, 1942 \\\ \\\ \\\ \ 3 Sheets-Sheet 2 \\ \\\\\\\ IN VEN T_OR : idw/)2' E550/z A TTORNEYS. Nov. 5, 1946. ? E. Essc/JN À ¿M9576 STOVE Filed Nov. 18, 1942 s sheets-sheet 5 v BY INVENToR.-‘ Edw/ìz Esso/7. , / Patented Nov. 5, 1946 ¿tiene .UNÍTED STATES PATENï 2,410,576 STOVE Edwin Essen, Kansas City, Mo., assigner ite-Locke Stove Company, Kansas City, Mo., a corpora tion of Missouri l Application November 18, 1942,vv Serial No. 466,012 9 Claims. (Cl. 126-68) This invention relates to heating stoves and particularly those of the magazine type for burn ing'solid fuels. Usually the radiating surfaces of radiant heat 2 diate` refractories for lining chamber. the magazine ` . Fig. '7 is a. detail perspective View of some of the metal parts of the stove shown in spaced ing stoves become so intensely heated that it is impractical to provide them with porcelain or relation to` better .illustrate the therefore more desirable for their appearance but theyv are more expensive than radiant heat-_ includes a shell 2 composed of a base section 3, a body section 4 and a top section 5 al1 prefer construction l thereof. enameled. exteriors. Consequently radiant heat Fig. 8 is an enlarged sectional view through ing stoves are unslightly in appearance and do al portionv of the sheet metal- body illustrating not present the modern eXteriors of the present the» porcelain exterior thereof. dayfcirculating heaters wherein the heating `unit l0 vReferring'more in detail to the drawings: is- enclosed' in a casing that may be finished in Iv designates a heating stove constructed in any desired manner. Circulating heaters are accordance with the present invention and which ers'and in .many homes, particularly those not so 15 ably formed of sheet metal and cooperating with cast sections hereinafter described. The body cient andy give better service. section 4 is of the wrap-around type in that it It is, therefore, a principal object of the pres is formed of a metal sheet shaped to provide a ent invention to provide a radiant heater of rela front 6, sides l and a back 8, the edges of the tivelysimple, inexpensive construction and hav 20 sheet being connected together to form a seam ing the pleasing appearance of a circulating Q'preferably in the center of the back 8 as shown heater. in Figs. ¿l and`6. The lower edges of the sheet A further object of' the invention is to provide are preferably bent outwardly and downwardly well" constructed', radiant heaters are more eñi a radiant heater with an air circulating section to provide a perimetric bead or trim I6 and then whereby-the stove is in part a circulating heater. 25 inwardly to provide a ilange H havingV openings Other objects of the invention are to provide |21.' The upper edges of the sheet are bent in a stove construction wherein the radiating sur faces are maintained at sufliciently low tem wardly to-provide flanges i3 having similar open perature-to permit-the use of porcelain or enamel preferably rounded and the front, back and sides ings M‘. The corners of the body section are exteriors; to provide a stove structure having a 30 are bulged outwardly throughout the height minimum of cast parts; to provide-a stove struc thereof" to facilitate expansion and contraction ture wherein the parts are'readily assembled; to‘ thereof during heating and cooling and to avoid provide a radiant heatingJ stove wherein the up noise and crazing of the finish applied thereto. per portion- actsv in the manner of a circulating The front 6 has a cut-out I5 at the bottom heater to dissipate the- topv heat; and to pro thereof to accommodate' an ash compartment vide the cast parts of the stove with simple door. frame i6 that is secured to the marginal shapes so that they may be readily molded. edges of the opening and carries a door ilvhinged In accomplishing» these and other objects of thereto along the lower edge as at i8; the door the invention, I have» provided improved details having a draft damper i9 manipulated by a han ofstructure, the preferred form of which'is illus 40 die 2i).l The upper portion of the front has air trated in the accompanyig drawings, wherein; , inlet openings 2l located at the respective ends Fig. 1 is a perspective View of a heating stove of a slot 22, which slot slidably mounts a damper’ constructed in- accordance with the present in 23 for selectively closing the openings 2l. vention.The base 3'» conforms in shape to the body sec Fig. 2.is a vertical section through the heat 45 tionand-has» upper and lower inwardly directed ing stove.A on the line 2-2 of` Fig. 1. flanges Zâand 25' for respectively seating the Fig. 3» is a vertical section` through the heat flanges! i and mounting the base upon a floor or ing stove-onn the line 3_3; Fig. 2. Eig. 4 is a horizontal section throughy the heat ing stove onthe line 4_4 of Fig. 3. Fig. 5 is a fragmentary perspective View of an' interior portion of thestove particularly illus tratingthe key. tiles of the refractory lining. suitable support. The base has perimetric beads 2t formed on the respective sides of Ventilating 50 openings 2ï.. The bodyl portion` is attached to the base-byI fastening devices 28 extending through the openings lZ- and through corresponding openings'in the> upper ñange of the base. Seated on the'flanges I3 isa frame 29 including Fig. 61is aeperspective view‘of oneof the> flue refractories used. in cooperation with interme 55 a- web> tilY having: a depending outer rib 3|» en.v 2,410,576 3 4 ing flange 34, the front portion 35 thereof being of slightly greater height to form the lower edge of. The front flange 19 abuts against the rail the inwardly extending ña-nges of the side mein gaging over the upper edges of the front, rear bers 59, the trim is provided with laterally ex and side walls to assist in retaining the shape of tending pins 15 which project into openings 11 the body section. The frame 29 also has an up in the flange 1|. wardly extending marginal rib 32 which cooper Bridging the space between the side members ates with the lower rib 3| in forming an encir CI 59 and spaced above the top 42 of the dome 39 cling trim or band 33 corresponding to the trim is a sheet metal grill 18 having depending ñanges ||l at the lower portion of the body section. The 19 and 99 on the marginal front and sides there inner edge of the frame has an upwardly extend of a door frame, later described. The frame 29 is preferably formed in front and back sections to` facilitate, casting although-it mayl consist of a single member. ' ` Seated upon the web 30 is a dome 3E, having sides 31 and 38 and a back 39 carrying foot flanges 49 engaging over the adjacent portions of the 45 and is secured thereto by fastening devices 8|. The side flanges 89 abut against the upper in turned flanges of the side members 59 and are similarly secured by fastening devices 82. The central portion of the grill is preferably ribbed as at 83 to stiffen the structure and form a deco rative trim. Formed in the top at the respective sides of the rib are slot-like air outlet openings 84 which cooperate with similar slots 85 in the flange 34 and which are secured to the web 30 by side members 59 for the circulation of air to be fastening devices such as bolts 4I. The dome also includes a downwardly and rearwardly slop 20 heated, as later described. The back portion of the top section 5 is closed by a downward ex ing-top 42 rounding into the side and back walls tension B9 of the grill top 'and which has a as at 43. The front of the dome comprisessides notched lower edge 81 fitting over the flue con 44 and a top rail 45 which cooperate with the nection previously described. The sides of the flange 35 to complete the door frame previously mentioned and which is provided with openings 25 extension 86 are ñanged inwardly to abut against the inturned rear flanges of the side members, 46'therein. Formed in the back 39 is a notch these ñanges being secured by fastening devices 41 shaped to accommodate the lower section V48 similar to the other flanges. The lower edge at of a liue outlet 49, the upper part 5|) of which is the respective sides of the notch 91 are also carried by the back 39 of the dome. The part 48 has a plate portion 5| ñlling the notch 41 and 30 flanged to seat upon the rear web portion of the fra-me 29 and be secured thereto by suitable fas is provided with a flange 52 forming a continu tening devices. The side members 59 and grill ation of the flange 40 when the parts are assem section thus cooperate with the dome and frame bled. The lower section 48 also includes a sub 29 in forming an air passageway around the heat stantially semicylindrical extension 53 which co ed surfaces of the dome so that air moving operates with the part 591:0 form a collar ex through the slots 85 and openings 88 in the part tending beyond the plane of the rear wall 8 to 86 is heated by contact with the hot surfaces of connect a smoke pipe 54. the dome and discharged through the slot-like Fixed to the sides 44 of the door frame are openings 84 of the grill portion, thereby provid flanges 55 on forwardly extending wings 56, the inga circulating section for the heater. front edges of which substantially register with The damper previously mentioned is best shown the upwardly extended plane of the front wall in Fig. '1 and includes a plate 89 slidable against B and have outwardly extending flanges 51 round the front E and which has openings 90 in the ends ing into top flanges to provide a trim at the sides thereof to register with openings 2| previously of the door opening and to attach sheet metal mentioned, the plate being secured to the front side members 59 of the top section -5 previously ' 6 by a suitable fastening device 9| extending mentioned. The lower edges of the wings have through the slot 22. Extending forwardly and notches 62 which cooperate with notches 63 in downwardly from the plate is an arm 92 by which lugs 64 carried on the front web portion 30 of the damper may be manipulated. In order to the frame 29 so as to provide journals mounting improve the appearance and cover the damper, trunnions 55 extending laterally from the lower the frame 29 has a shield portion 93 extending edge of a door 66, the door 95 being arranged downwardly and outwardly over the damper in to 'seat against the frame of the dome as shown spaced relation therewith so as to provide air in Fig- l. The sides of the door have inwardly extending wings 61 to form guards for preventing spilling of fuel from the door when the stove is being charged with fuel as later described. The lower ends of the wings terminate in hooked por tions 68 which engage the flange 35 to limit open ing movement of the door as shown in Fig. 2. The door is provided with a suitable handle 69 to 60 facilitate opening and closing thereof, The >side members 59 are preferably formed of pressed metal and have wall portions 10 form ing upward continuations of the sides 1 and the front, rear and top marginal edges thereof round inwardly and terminate in inwardly extending inlet :to the damper` openings. ` Supported on the flange |i is a plate 94 form ing the bottom of the ash compartment and which has upwardly directed marginal flanges 95 seating within the groove formed by the trim |0. Mounted in the ash compartment and supported on the lbottom 94 is the usual ash receptacle 96. Positioned within the body section and sup ported from the bottom 94 by corner legs 91 is an outer grate member 98 having an imperforate marginal portion 99 forming a ledge for support ing refractories later described. The intermediate portion of the grate ring has the usualslot-like openings |99 and is provided with a central open ing Il!! to accommodate a shaker grate |02 seated upon a iiangeA |03 'encircling the opening |0| as flanges 1|. The lower edges of the members 59 haveinwardly extending ñanges 12 to seat upon the~ outer portion of the web 30 of the frame, the . side members 59 and frame 29 being attached to 70 best shown inFig. 3. - ' i Mounted within the corners of the body sec the flanges of the body section by fastening de tion are flue tiles |94 comprising superimposed vices 13- extending through openings 14 of the blocks. The flue tiles are best illustrated in Fig. 6 flanges 12, openings 15 in the web 30 and the and are shown ascomprisingïwall portions. |05 openings v| 4 in the ñange I3 previously mentioned. and |05 closely fitting within the curvature of In order to connect the trim of the wings 56 with 2,410,576 5 the adjacent walls of the body section,- and protect the body section from Contact with flames re sulting in the flues as later described. The walls I05'and ISS connect with diagonal walls |01 by end walls IBB and IBB, The diagonal walls |01 have notches II-U in the upper edges thereof which cooperate with similar notches in the lower edges of an upper tile to form openings III through which gases evolved incidental to coking of fuel are discharged into the flue ducts I I2 that are provided Within the interior of the iìue tiles. tained at sufficiently low temperature to permit enameling` 0r porcelaining, thereby providing a radiant heater having all the desirable appear ances of the more expensive full circulating type of heater. ' ` » WhatI claim and desire to secure by Letters Patent is: ' . 1. In- a heater of the character described, a sheet metal body section forming radiant heat transmitting por-tions, a refractory lining facing the inner surfaces of the section in covering re The tiles are of a size so that they extend sub lation with `said heat transmitting portions for stantially to the top» of the body portion and the forming a Afuel magazine therein, a »cast metal> frame'supported- on the body section, a cast metal outlet ends of the flue ducts are in direct corn munication with the interior of the dome. dome carried> by the frame for closing the top of Interposed between the flue ducts are refrac the magazine, sheet metal» sections supported on tory lining blocks IIS which cooperate with the the frame and forming upward continuations of diagonal walls I'B'I of the flue tiles to form a fuel said body section and having air inlet openings, magazine> l lli above the grate. ’I’he refractories and a sheet metal top- cooperating with said last l I3 are of suñicient thickness to protect the metal 20 named sections to enclose said dome and having of the side walls of the body section. With this air outlet openings for circulation of air around construction the exterior surfaces of the heater said dome. may be provided'with a finish such as baked 2.- Ina heater, a wrap-around sheet metal body enamel, porcelain II5 or the like, since the re having front, rear and side walls, a gratel sup fractories absorb and distribute the heat gener ported in upwardly inset relation from lower ated by the burning fuel and `avoid hot sports edges of said sheet to provide an ash> compart which` ordinarily tend to craze enamel or porce ment below said grate having walls formedr by@ lain finishes. said sheet, flue tiles disposed within corners The refractories are of a size to be inserted into formed by adjacent walls and having refractory position through the door opening. The side and 30 portions in heat conducting relation with said rear refractories are inserted ñrst and followed walls for distributing heat generated within the by the front refractories, the upper of which is flues to vsaid walls, refractory liners disposed be slightly shorter and spli-t, as at I'I 6, Fig, 5, to facili tween said flues and cooperating therewith to tate placement and removal thereof when it is form a fuel magazine above the grate, said flues necessary to replace any of the tiles. having openings connected with the magazine, a cast metal frame supported upon said body'sec‘ In using the heater constructed and assembled >as described, the door 56 is opening and a ñre kindled upon the grate. A sufficient amount of fuel is inserted through the door opening to i'lll the magazine I I4. The draft damper I9 is opened so that sufficient air is admitted to the ash compartment for upward flow through the grate and into the refractory ñues by way of the openings responsive to draft effected by the chim tion and having a depending marginal rib en gaging over the upper edge of said wrap around sheet to cooperate with the grate in maintain ing rigidity of said body, a cast metal dome car ried by the frame and closing the top of the magazine, a flue connection for said dome, and sheet metal members enclosing the dome in spacedrelation therewith to form a passageway The ñre 45 around said dome for the circulation of air to be ' heated, said sheet metal members forming up burns upwardly and inwardly of the magazine ward continuations of the wrap around sheet. and the burning fuel settles downwardly so that the ashes are discharged through the grate into 3. In a heater, a wrap-around sheet metal body forming front, rear and side walls, a grate sup the ash pan 96. Burning of the fuel in the lower portion of the magazine results in coldng of the . ported in upwardly inset relation from lower edges 0f said sheet to provide an ash compart fuel in the upper portion and discharge of gases ment below said grate having walls formed by therefrom, which gases are passed through the said sheet, iiue tiles disposed within corners o-penings of the flue tiles and burned therein, ney to ‘which the stove is connected. formed by adjacent walls and having refractory the spent gases being discharged from the upper portions in heat conducting relation with said ends of the flue into the dome and through the walls for distributing heat generated within the dome- to the fiue outlet. Owing to the fact that flues to said walls, refractory liners disposed be the flue is in effect partially insulated from the tween said flues and cooperating therewith to side portions of the shell, the shell is maintained forim a fuel magazine above the grate, said nues at sufficient low temperature to prevent injury to the exterior hnish thereof. The refractories GO having openings connected with the magazine, a cast metal frame supported upon said body sec also provide more eflicient and uniform distribu tion and having a portion .engaging over the up tion of the heat to the radiating surfaces, thereby per‘edge of the Wrap around sheet to cooperate avoiding hot spots that are ordinarilycharacter with the grate in maintaining shape of said body, istie of the magazine type stove. The spaces a cast metal dome carried by the frame and clos formed over the dome portion of the combustion ing the top of the magazine, a flue connection'for chamber provide for circulation of air through said dome, apertured sheet metal sections form the slot-like openings at the front and rear of thecasing to carry away the top heat, thereby ing upward continuations of said vside and rear providing in part a circulating heater while the walls, andy a grill top connecting said sheet metal walls, front, and rear side members act as heat 'TO sections to enclose said dome. ' . n Y radiating surfaces to heat the surrounding air. 4. In a heater, a wrap-around sheet metal body forming front, rear and side walls, a grate Fromthe foregoing it is obvious that I have provided a radiant type stove of simple, inex supported in the lower portion of said body, flue tiles disposed within corners formed by adja pensive construction and which is designed in the manner that the exterior surfaces are main 75 cent walls and having refractory portions in heat 2,41 0,576 7 conducting relation with said walls for distrib uting heat generated within the flues to said walls, refractory> liners disposed Ibetween said flues and cooperating therewith to form a fuel magazine above the grate, said ñues having openingsvcon nected with the magazine, a frame supported upon said body section, a dome carried îbyA the frame and closing the top of the magazine, a iiue connection for said dome, means enclosing the dome in spaced relation therewith to form a pas sageway around said dome for the circulation of air to be heated, said dome having an upwardly and I_rearwardly inclined front provided with a door frame, wings fixed to sides of the door frame and connected with said dome enclosing means, and a door for said frame; Y Y l e clined frame for closing said fuel insert, opening, side members forming upward extensions of the side walls and spaced from adjacent sides of the dome to provide Vair passageways therebetween, a top member extending between the side mem bers to form a passageway over the top of the dome, and having a part forming an upward continuation of the rear wall and having an opening to pass the ñue outlet connection, said mem-ber having openings for circulation oi air through said pasageways. 8. `A heater including a sheet metal body hav ing front, rear, and side walls, a grate supported in upwardly inset relation from the lower edges of said walls a distance to provide an ash com partment within said walls below the grate, said grate having marginal portions engaging said 5. In a heater, a wrap-around sheet metal body walls, flue tiles disposed within said body above forming front, rear and side walls, a grate sup the grate and having refractory portions for dis ported in the lower portion of said body, flue tiles disposed within corners formed by adjacent walls 20 tributing heat generated within the flues to said walls, refractory liners disposed between the iiues and having refractory portions in heat conduct and cooperating therewith to form a fuel maga ing relation with said walls for distributing heat zine above the grate, said flues having openings generated within the ñues to said walls, refrac for inlet of gases evolved in the magazine and tory liners disposed between said flues and co operating therewith to form a fuel magazine 25 having outlets at their upper ends for products above the grate, said iiues having openings con of combustion, a frame supported on the body section and having a marginal portion engaging nected with the magazine, a frame supported upper ends of said walls, a dome carried by the upon said body section, a dome carried by the frame and closing the top of the magazine, a iiue ~ frame and covering the top of the magazine, a connection for said dome, means venclosing the 30 flue connection for said dome, means covering the dome and having portions forming upward dome in spaced relation therewith a form a pas continuations oi the side and rear walls and sageway around said dome for the circulation of spaced from said dome to provide passageways air to be heated, said dome having an upwardly and rearwardly inclined front provided with a for circulation of air to be heated, a door in the door frame, wings fixed to sides of the door frame 35 front of the dome, and means closing the bottom of the ash compartment. and connected with said dome enclosing means, a door for said trama-cooperating bearing por 9. A heater including a sheet metal body hav tions in said wings and on said frame forming ing front, rear, and side walls, a grate supported journals, and trunnions on the lower side edges 'in upwardly inset relation from the lower edges of the door having support in said journals. 40 of4 said walls a distance to provide an ash com 6. A heater including a body having front, rear, partment within said walls below the grate, said grate having marginal portions engaging said and side walls, a frame supported on said body and having a marginal portion engaging upper ends of said walls, a dome on said frame covering the upper end of said body and having a fuel in sert opening above the front wall of said body, an upwardly and rearwardly inclined >frame for said fued insert opening, wings Aextending for wardly from the sides of said inclined frame and having front portions substantially registering walls, flue tiles disposed within said body above the grate and having refractory portions for dis tributing heat generated within the ilues to said walls, refractory liners disposed between the iiues and- cooperating therewith to form a fuel magazine above the grate, said ?lues having open ings for inlet of gases evolved in the magazine and having- outlets at their upper ends for prod ucts'of combustion, >a frame supported on the -body section and having a marginal portion en gaging upper ends of said walls, a dome carried by the frame and covering the top of the maga zine and having a fuel insert opening above the front wall of said body, a flue connection for said dome, an upwardly and rearwardly inclined frame for said fuel insert opening, wings ex tending forwardly from the sides of said opening with the front wall, a door positioned between said wings and cooperating with the inclined. frame for closing- said Yfuel insert opening, side members forming upward extensions of the side walls and spaced from adjacent sides of theV dome to provide air passageways therebetween, and a top member extending between the side members to form a passageway over the top of the dome, said members having openings for circulation of air through said passageways. 60 and having front portions substantially regis '7. Av heater including _a body having iront, tering‘ with the front wall, a door positioned be rear, and side walls, a frame supported on said tween said wings and cooperating with the in body and having a marginal portion engaging covering the upper end of said body and having a fuel insert opening above the front wall of said clined frame for closing the fuel insert opening, side` members forming upward continuations of theV side walls and spaced from adjacent sides of thedome to provide air passageways therebe body and a ilue outlet connectionat the rear side tween, and a top member extending between the of said body, an upwardly and rearwardly in clined frame for said fuel insert opening, wings extending forwardly from the sides of said open side members to form a passageway over the upper ends of said walls, a dome on said frame ing and having front portions substantially reg istering with the front wall, adoor positionedV between said wings and cooperating'V with the in top ofthe dome and having a part forming an upper continuation oi' the rear wall, said part having an opening for said flue connection. EDWIN ESSON.