USRE3452E - Improvement in cqoking-stoves - Google Patents

Description

UNITED STATES ELIZA U.

..,iMRaQMEMENTJN Specification forming `May 31, 1864; Reissue No.

. D l y To all when@ zt muy concern:

Be it 'known that `PHILO l?. STEWART, deceased, late of the city of Troy, county of Rensselaer, and State of New York, did on the 18th day of January, A.. D. 185i), obtain.'

of and fromV the United States ot1 America certain LettersAPatent for and upon new-.anduseful Improvements in Cooking-Stoves, which said Letters Patent were duly surrendered I and thereafter duly reissued, as provided by law, bearing date the 31st ot' May, 1864; and 'Wereag'ain surrendered and reissued in two divisions, numbered 1 vand 2, and bearing date ot'July 7 land 14, 1868,respectivelyand which j said reissued Letters Patent have been found .to bdeiective in that certain mistakes were made in the specifications and certain ambiguitiesexist in the claims thereof, byreason 4of which said specifications and claims do not cover and embrace all ot' the original invention and impr veinents contained inthe draw ings andI motels first and originally tiled in the United States Patent Oliice-J-,tc wit, on l law made and provided-Lto Wit, ou the 20th day-ot' October, 1853, each ofwhich were in due forniof law, but neither of which contained in the specifications andfclaimfs thereof the entire invention and improvements con.,

tained in the drawings originally made and tiled in said Patent-Oliice,as aforesaid. Nov???- therel'ore, l'flLizA C. S'rEwAE'rsole legatee and sole executrix ot'gk'the estate ot' the aforev said PHILO l. STEWART, deceased, being desirous to reissue the Letters Patent herewith surrendered (Division 1)-in the manner and form as stated in the accompanying petition;V

has prepared yslncilicaiions and drawings ot'A the said original invention sind improvements, and does hereby dechire that the following specitication is a l'nll', clear, exact, and more full description oll tlnitpnrt of the said invention and improvements mentioned and contained inthe claims hereto annexed, as well as of the construction, arrangement, and operation of part of Letters Patent No. 22,

PATENT OFFICE.

sTEn/*An'n 0E 'rE Y, NEW Youn, soLE LEeA'rEE AND ExEoU-TEIX `oF TEE ESTATE 0E rHiLo EsTEWAET, DECEASED. r

eccitatiafs-reves. i

681, dated .lanuary 18, l1859; Reissue No. 3,027, dated 3,452. dated July 7, 1868.

same', reference being had to the accompany- .ing drawings, 'in which.-

containing -1 theA inveutionand improvementsq tmpl: elevation, showing the front,doors-open 'ingfifnto the oven and containing the apertures therein, and each aand vall hereinafter more fully described and'set forth. Fig. 3 is a longitudinal vertical section showing the di'erent parts hereinafter. described and set forth. Figs. 4,5, and 6 are sections taken'on and at. the lines Aa B b Cv cot' Fig. 1 of the accoln. panying,` drawings. A Fig. 7 is a broken-front elevation showing thev front of lire-box oru chamber ot combustion and the hot-air chamber or heating'diue between the front and end plates of such tire-chamber and the front plate or doors and the side plate of the stove in the mannersubstan tally as hereinafter described and for the purpose set forth. p Fig. 8 shows the plate inthe rear or back of the oven and tical tlue or fines in the;4 immediate 'rear or ber and size as vmay be required to accomset forth.

Letters of like name and kind refer to like is admitted to the oven ot' said cooking-stove vto aid by its heat the baking of articles in said oven, and also to Eentilate said oven, after which said air is v`allowed to pass oi' .through ope'i'iings in the back ot' the oven into the rear vert-ical flue or lines, or through per horizontal ilue of said stove. A current Figure lis a side elevation of a cooking-stove herein and hereby set forth. Fig.`2 represents'a immediately between the-oven and theA verback end of the cooking-stove, with openings or apertures therein of a sutlicient nume..

plish the purposes hereinafter described and l parts in each of the figures of the accompanying drawings, et' which there are four sheets, numtact with the front platejot said tire-chamber,

openings in the top oven-plate, into the upy ol' air -througl| ille side of such stove to a siirlilar in the process ofroasting.A

, ers or extra plates for thebottom and back. or rear end ot' said cooking-stove,which,when

tends under th'evrebox' of such stove, by

l damper in front ofthe oveuand in the hearth across from -side to side-of ihestove,leavingand the front plate or iront doorsofthe SLQSLQL is also admitted from the front or space at the end ot' said tirc'chaluber and passed into said oven for thc same purpose as albresaid. t

- lt also consists in providing' the front of a stove with suitable doors,.ivhich open in, fro'nf ot the tire-box, (where the d rat't is g'ouerned without the aid of such doors,) ot' suitable size, sothat a tin kitchen or other roasier'may, when suoli doors are opened, be placed itil front of said tlre-cllanlberlt also consists in thc v`ennploynicn't of suit able doors in the iront ol' a cookingstove, wllichshali open into that part of theorem which extends forward and under said firechanlber and the ash-chamber, (necessarily used therewitln) that more easy access nlay be had to articles baking in that part o1t` 'said oyen, and that when aroaster is used in front ofthe stove the heat from said oven may aid 1t also consists in the einploymentoi 'covplaced at a proper distance from the bottomor-back ot'said stove, preyent the hea from being radiated into the room in which stove is used and reiiect the-heat back. in o the stove, and'which also furnishes-an airspaceV betwcen'su'ch extra plates and thebottom and back, which acts as a nonlcofnductorlto 'pre vent the heat from passingout of ,said stove, whereby the economy and comfort ofthe saine is greatly increased. y l

4 It also consists in Ithe euilloyment oil a .tirechatuber together with the tire-grate and ash-chamber necessarily used therewith when the saine is suspended in thefront uppercor ner of said cooking-Stove, sotha't theh'eutradiated from the from and end plates of's'aid nrechamber, ori from either of them, may be einployed in heating* said oven.

1t also @insists in the employment of doors,

which open infront of the fire-box, and also in front of that portion of the oven which. eli-V means ofm'f-hich the heat from the oven and front of the lire=box may be Aused in roasting, orin cold weather may-,be thrown out into the room where the stove-is used.v

1talso consists in the employ-ment of a corrugated. ovenstop plate perforated along the 11'ontthe'reof, when such ovenv extends back It also consistsin the employmenty of a of a cooking-stove, and in combination with the fines underneath the .oyen ,ofv such stove.v

1u the accoinpanyihg drawingspa'. represents there-chainbr, locatedat the front' and upper corner ot' the oven, extending nearly a small'space. between one 0i' its ends andthe side plate of said-stove. There is also a' space between 'the iront plate of the fire-chamber y heated and supplied to the oven.

die

ylated and the needed air supplied tothe re thus suspended-in thc ovcu,aud its-sides and end aiding` in'the heatingot said oven, largely adds to the economy of fuel. The liront plate, c, of the fire-chamber may be of anyv forni deemed best, either plain or' corrugated, and larranged as near the front plate, d, or doors 1( of the stove as may bc deemed necessary in order to givesufficient capacity to the space or chamber F, that the lair therein may be tire-chamber is a tire-grate, 1', which' may be of any kind deemed bfest to use, either stationary, shaking, or dumping, and under this grate is an ashlchamher to receive thel ashes troni the lire. The ash-chamber and g1 ate are requiled with the iire=chainber, as described, and are combined with it ,and the whole suspended in the frontupp'ercoigner oT the oyen. At one end of said fire ollambenan'd in the side of said stove, is formed adoor, b, ior supl lying fuel to' said` tire-chamber, removing;` a-slles,and cleaningithe grate. In said door is constructed dampen-G, by which the tire is reguto promote combustion. bfaid damper may be of any capacity desired in vorder tofurnish the` required amount of air to the fire. In order that a current of air' heated within the space in f1 ont and atY the cud'of said tire- 'chainber may be suppliedl to the oren of' the stove, a number of openings, fr, Sac., are proiiided in the doors K,'which ope'nin front. of

said tire-chamber, and other openings, a", in the side platevof said store, which cox'unlunicate with saidk spaces iliviont and at the end .of said rechanllier. The Aair thnsadmitted becomes highly heated' and 'passes down and intothe oven, greatly increasing the economy' of said st ofveto 'perform baking orroa-stingin the ogen thereof. W'hen the air haspassed throghthe oyen and aided in the heating thereoit passes out at the holes y in' the back ove1lplate8, in vthe oren-top plate g', and thence into 'the iiues ofthe stove, by which means anhoi'o'ugh ventilation of said oven is secured. 'i

',Itwill he readily seen that. the apertures w dici, nlightbe in 'the front pl'ate, d, or lin any otherjpalet` ot' the store', provided that-a current-of airpassed into' the chamber in front of the rehatnber, and was there heated and then passed into the oyen, and also that they maybe of 'any required capacity; but they vshould be 'so regulated asregards size as that tlle air passing through them must be highly heated before entering tivo/ven, while the openings y through the/haelt of the oven or a .in the oven-top plait,- uuist be ot'lsnch size as to remove enQi/igfli air from thc oven to secure complete ye' tilaticnwithout lcsseliing the heat of stm oven'.

fithixl this 'lTherapertures fr, &'c., may be at the upper part of chanibennnderthe grate,

.' receive t-he'hcat radziatedt'rom the' -of said ful-chamber,and also from ,the sergfor the purpose of 'cooking or roasting. such? articles las,

, 1tdesircd,the fron as ere/here represented, but may only extend F. to they bottom of. d the opening 'into the` oven may in this casebc closed by extra; doors,

or removable plate, in which l stili be heat ,enough thrown `the ash chamber, an

' citent there would v' Airoin the front -of the *purposes orto heat a room f thedoors may extend only so high as; the bot'- andthe space in front be closedpnthe vfront: f' by the front plate o f'at-lie stove, or. bye re-F made in sairbfront ora-,emotv1 -flatter caserhe `tom of the ashecharnber,

doors on the sides. Each ofthese doors is same, inwhich latter event some means forv v Yconveying'the air to th `:space must-be provided, such as,.for

' a partitionlate extending from' below said f apertures to-a point near the upper front, of said space, by which means ythe air would be rcausedA to pass up over said vpartition-plate |`and--thendown into the oven.

example,

bottom of theaslithefinclined plate f, and the-horizontal lplateg form the top of The plate E, below the i the oven,while the back oven-plate, s, and the I oven-bottoni f- Aneath and in rear of'saidoren. The oven thus `extends'under the vlire rand ash chambers to the front of the stove and connects with the space in yfront: and atthe-end of said lire-1 T form the covering ofthe lines bechamber' so'as to receive-the .heated air therefrom'. Along thel'ront partof. said plate g',

fnear the plate j', Fig. 3, are -provideda number Aof apertnres,-, of s ufcient size to permit vair-required to ventllate the o ven, and Athe jets(l of yair .entering said ue at that point/meet and unite with thehot gases arising from the The doors K Kopen infront of the fuel.-

-ll the opening in front-plate -eral plbtes of the oven,

' maybe placed-within said roaster.

t doors need not beas lon g from the tp ot the Aspace `-or by a stationary tire `chamber lfor roasting oi' the lirelc'sliamberv may able plate. j In this better, however,

\\'heu `close d by such doors,

d r,ore n act, with undiminished effect upon: the 'articl es in said' The oven of 'the store -is-not only'provided with doors in front, but, likeother. stoves ,'has inede upperl part of said;

tclerablyA well; or

y heatotth'e` oven throwninto;

the roaster would roast tolerably well. It?` is tohave Ithe doorsextendthe whole len gtliv and ,leave theoven open, except as then tlieheat'-.

thespaceF, or at the, bottom ot thef with tin, which acts as ay retiector and nonvconductor t'or the .heat o t' the oven, preventthe room `ofthe escapeinto the iiues of the amount o f chamber and-of that part of the oven situated. witlithe 'front plate of said fuel- Q clia'mberfiorurthe'space F, so thanwherropeii @a rr'iaster, made' offtin or other'suitaible mate; g, l"rial, may beplac'ed upon the apronfz,so,as1to the irontlof saidlstove and there are provided casiugs ,ranged a damper,

A When said v damper is open,

" each' other by suitable plates.

a proper distance from intimi-lelev fer! ing it from being wasted by being"t-hrowninto In `cold Weather saidfront and side doors may bethrown vopen toallow' the heatrfrom-the fronopl `te of thetire-chamber and `fromtheQoven to pass into and warm the room.. vThe tine H extcndsbetwecn stove and the top ot'vtheov'en from the' tirecliamber to the backflues, where -it connects withthreevertical fines, which 'extend down the topy of the lthe back and `discharge intogothersv passing, :At the. junc' under to .the front ofthe' stove.y tionA of 't-lie due H and the vertical ues is ar- L, which governs the passage tothe' center vertical or ascendinglue.

the'heated escaping products of conibustioni'rom the tirejcham. 'ber will pass over the top of said center vertical line, through the exit flue orpip'e M i'nto `tliechimney; said heated products of combustion will pass downward through the outer; verticali' or 'dcscending lues, into and through corresponding. ones, P"P, ben cath the oven, to the fronts` ,end vof the stove, where they are discharged into a'. returning-tine, q, pass back to said ver tical ascending-jim, andthrouglr'it. to the exit-pipe-M andlchi'niney, l `The Vtlues/'a'tgthelba -k of the stove'are situatedbetweeri .1 theback plate of `tlie oven and the back-of st or'e; `and t liejilues at the bottom lie between tli e .bo ttom. ofthefoven and the ybottom ofV the stoye,f and are-..`separated.from 'Theh'eat from theseitines is radiated: through the "plates both into theoven and out int'therooin, and, in order tol retain said heat withinthe'stove, A -forfthelbaclr and t'orvthe' bottom of said stove, 'which ar'emade ottin or other suitableniateril, andv` placed at' `the back and Ibottone. of said stove. When "thusr incased, the heat that is',radiated by' thelback ant bottom ot' (said stove strikes said-casing and visreflected 'back` again to aid'n'the bakingof articles `witliii'i the o ven.v Between A said* casin gs'- and the'back and bottom of'said stove is con lined a stratum o f air,. S, which acts asa non-,c'onductor and aids in retarding the escape-of heat from said stove.' By this 'arrangement i muclr greater economy in ,the useiof fuel is 'secured andtheroolninsummer is' much more 'comibrtzilte-t'nrqthose'who workin it 'than would j be pssible without -saidfcasji ngs; casiiig, o r extra back, u, is--madeto lit; closely vto the back of said stov'e around' its( edges, so

placed' nndr thetop of -tlie"stov'e,`ian'd atA the bottoni by a nail. orgp'in -the'bottom' ofthe th atpurpesein stove ,For it' may be fastened inany" other mann ner deemed best. y

` The bottomcasin gai, is also made to fit closely but if said damper be closed,

staples will hold said casing in place.

to the bottom of the store, and is provided with ears', into which tit staples cast in the bottom of said stove, soithat when such bottom c asiner is brought to its place under the stove and the staples made to pass through the holes in the ears a nail or pin passed through said There may be any number of these ears that may be necessary to hold the casing closely to the botl tom, or thc casing may be secured to the bottom in an y manner that may be thought best. .lt matters not how far said bottom casingl is placed from the bottom of the stove provided the air iscontined within the space between said store and casing, or if the casing reflects the hea-.t into the stove again.

The back and bottom casing-s maybe permanently,fastened to the stove or made re mora-blaas desired, in either of which events the principle designed (preventing the loss of heat) would be attained. ,l t 'is, however, desirable to have them removable, in order that more heat maybe thrown into the room in winter.

In Figs. 1, 2,

or tine-stop. The opening forthis flue-stop is partly in the 5hearth Z and partlyin4 the front plate, d, of the stove, or it may be'wholly in the froutplate, d, in the `portion below the doors K, and is closed by acorresponding for the purpose, and is caused torest nearly" over the ascending and. 'descending ducs of the stove and over -a chamber,- D, of any-suit able size, and is provided with two pipes passing from the chamber 1) to V the smoke-pipe. rlhis'chamber 1) connects by an opening through the back of the stove4 with the rear vertical ascending flue, and receives theheated products of combustion therefrom on their wayito the chamber. Said pipes commence at the bottom of said reservoir and, pass through the inside and unite near the top,r

forming one pipe -at that, point. vBy this l means the water in the reservoir has a very The leser-- large heating-'surface exposed.k i 'voir and its operation are described .at length in the specification ofthe second division of this application, of even date herewith.

Having thus described the nature, construction, and operationof this invention,

^ what I claim, and desire to secure by Letters yPatent of the United States of America, is-

1. The supplying of a.continualfcu'rrenme! atmospheric air, heated by the irontfplat'e lof 3, a-nd 7, at Y, is seen a valve To th-isstovejs attached a. reser-y the fire box or chamber ot' combustion, or by the front and end plates thereof, and in a tine, chamber, or space immediately in front of the same, or in front and at the end of said [ircchamber, and in combination therewith, to'

the oven ofa cookingfstovc, in which the ov'cn is inthe rear of the dre-chamber, and at thc same time extends under the same, so as to connect with the said due, chamber, or space, and thus and thereby per-mit the said heated air t'o enter the 'said' oven in the mannerv and for the purposes substantially as herein described and set forth.

2. The tlue space or intervening chamber F immediately in the front of the tirebox or chamber of combustiomhaving a tire-grate and ashv pit or chamber combined therewith, or in front and at the end of said tire-chamber, and the whole arranged and suspended in the frontend upper corner or part of the oven' I, Vintofjvvhich space or intermediate chamber atmospheric air is admitted through apertures w,or anyequivalent therefor and thereof, and which are and shall be inV arid through the plate or door or doors in the front part of the cooking-stove, and in combination with thel oven otsuch stove, so that the a-irheated l Awithin such yintermediate"chamber, substantially as herein set forth, may or shall be conducted4 to and vinto heoven, for the purposes and by the meanssubstantally as' herein de-v scribed and set forth.

3.A The admittingof air to said chamber F,

'and `through itg'to said oven, constructed and arrangedl as describedby means of the. apertures a.' in the front plate or doors, or by means of the apertures nu" inthe side plate 'of the stove, or by any equivalent for either' or both of said apertures, substantially as and for the purposes `herein described' and set forth.

4. In a stove constructed vwith an oven and' with afire-box or chamber .of combustiom'having a ire-grateth`erein, and an ash pit or chamber. below, and all combined therewith, .substantially like the one ,hereinabove 'des scribed and-settbrth, the making of the front plate of the stove topenwith a door or doors,

K, and the attaching'an apron in the-front of the stove, so as tov receive a'nd contain 4'kitchen or other suitable roaster, substantially 'as specified herein, so that the heat radiatedv by the frontplate of ythe lire-box or combustion-'chamber shall be` aided by the heat radiated by ,the oven-plates therein in the manner Aand for the purposes .substantially as herein described and set forth.

v5. The employment and arrangement of the 'front doors, K, provided with'apertures m, or any equivalent thereof and therefor, therein,

in combination with the 'tire box or chamber of combustion a, by means of which atmospheric air in a highly-heated condition -is admitted to theo'ven of a cooking-stove for the v purposes substantially as herein described and set forth. l y

6, The employment and arrangement in the ashe'rein described'and se'tforth'.

. 7.l The.' employment and arrangement of a;- suitable door (indoors in ,the front of a'cooking-stove which shall in -part or in'wlioley open into that part orportion of thevoven which extends forward and under'the fire-box I 43,452 c ,i vs

front of a cooking-store of a dooror doors, K, or any equivalent thereof and `therefor, so

' that-the same, ora part thereof, shall lopen in front'of the re boxvor chamber of combustion,in combination withthe re-chamber or 4chamber of combustion havingA a ire'grate therein and ash-pit chamber combined therei with, and arranged and suspendedinl the "front part of the oven of4 a cookingsto've in the manner and fox-the purposes substantially or chamber-of combustion, and other parts, necessarilyeniployed and used therewith,lin

' the manner. and for the purposes substantially as herein described and set forth.

8. The arrangement 'of a ire-chamb'erfor chamber of' combustion with a lire-grate and an ash pit or ash-chamber combined therewith,

- and the whole suspended in the front part and upper corner of oven of a'cooking-stovein the manner and for the purpose substantially as herein described and set forth.

9. The employment and arrangement of the additionalor extra bottom and incaseinent t incombination with the ues of the bottom of a cookingstove and underneath theoven I'in the inannerand for-the-purposes substanf" 4tially as herein described and set forth.

10. The 'employment and arrangement of the additional or extra back and incasement u, in combination with the ascending and descending ues in the rear' end of a cookingstove, and between the rear end of the oven and. thel rear vertical end plate of the stove,

inthe manner-and for the-purposes substantially as hereindescribed andset forth.

l1. vThe employment of a corrugated plate l perforated along the front thereof for the top of the oven I, as arranged, in connection with 'the iiueA H and fire-chamber or chamber of combustion, and with the rear and vertical4 plate of the-oven of a cooking-stove, substantially as .and for the purposes herein described I ana'setform.

' 12. ,The employment and arrangement of the front damper or valve', Y, in the front and hearth of a cooking-stove, in combination with the'ue or. fines, as the case maybe, immediately underneath the ovenand bottom plate vof the Aoven of'a cooking-stove, having the fuelchamber and ash-pit arranged, as hereinbefore specied,in the manner and for the 'purposes substantially as hereinl described and set forth.

.13.. The einployment and arrangement of theboiler orlrese'rvor having a removable or detached-"eovenor top, and containing two inclined flues or tubes, which are .separated at the bottoni or lower ends thereof, and which unite at the top or upper ends thereof, and

A'thus and thenifform but one pipe, inthe manner .and t'or the purposes substantially as yhereindescribed and set forth.

Inftes'tim'ny whereof have on this 17th in the presenccoftwo witnesses, to-witfz @ELIZA o. STEWART,

, lLegateeand Eecutr. Witnesses:

BENJ. H.,HALL,1 JAMEs S. HALL.

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