US2328245A - Water heater with safety drain - Google Patents

Description

Aug. 31, 1943. M. YAVITCH 2,328,245

WATER HEATER WITH SAFETY DRAIN Filed March 24,. 1941 .BY A

A TTORNE Y limited tothat type. H 1 H 1 r 1 drain itself consists of anopen-topped V trayor sink-likemember which is so placed below the heater and is'fso extended orr'allQsides asto catch all the waterwhich'-,may escape orbe rej ineath theheat r h jng within the-tray;

Pat nted M 31;;1943

safety valve fromzwhich a-drain pipelea'ds down;

wardlytoward the heater support. Further, a fl. yvalved outlet is provided at or, nearfthe bottom' .olthe boiler through which the latter maybe drained, and the valve casing has means forget; :"ltaehing a hose or other piped connection for'car; rying' away the water as-itiescapes. It is to be understood that suchheatersare well known and j' I formno partof my inventionexcept asthey are associated withthe safety-dram While; as stat-t i draiuis particularlyadapted for use with. the type of heater above referred .tjo,lit is not icon fined to that'type and it isjto be understood. that the claim hereto appended is notintendedto be 3 leased from the heater, and of a drainage pipe or connection whichleads fromjthe bottom} part of the trayto an outside sewer; sun p, orpther outi-the way disposal place and isthus prevented I from reaching the floor or f'other support {upon 5 1" whichthe heater stands. Asis apparent,'if-the water so escaping reaches the floor or support it u will spread to the carpets or rugs "and do great dztrnage. Further, if the heater'be on-iariupperl floor, the water will leak or run down to the lower 1 1 1 floor orfloors and do greatdamage thererln I apartment houses, iforexarnple; :whereheaters JBJ'QllSBd on theseveral floors, the drainage pipes 7 from the trays may be connected to a common a conduit which leads'outsideflthe building to a suitable place of disposal.

I a "When thegdrainagetray is installed with the a heater it isf preferably *rigidly attached to. and 1 "forms a part thereof, In1caseitj'i addedtoa heater which is already in use, it is preferably left j unattached to the latter but is: simply placed be-' legs of the old heatergrestj Inthe'i accompanying j drawingfi iigi 1: isinainly f This invention 1' relates. ,to water heaters "and u 5 'paitieularlwto thatitjpe ot nemerflir wmemthe I water;is"heated inaboiler havingfl airelatively "largeoapaoity semi-boiler beiriggsurrounded w t v a jaclget which is spaced; therefrom with insulate I material packed in'the" space therebetween; The boiler is usually provided "with a; .bloweofiwor K50 a sideelevation of a. heater having the safety;

drainage tray rigidly attachedand iormirig party: or the heater certain parts being: shown-in;secftionv'ior: clearer illustration; Fig. zfshows, on a,- smaller scale} a-pairo1 heaters on jtwoj floors 'of 5 appearing and the tray. being shown in section.

fTakl llgjllp, first; the" structure showniriFi r- 1,")

-t-lfl -represents the "boiler .of ftheeheate r, thesame being encased within a jacketgl i which is usually. a cylindrical "sheet-rnetal member. lt' extends Qt Bbovefind below. the bouenfis, closed at the 1 I top'and'open' attherbottomj and is provided with v the usual door l2, through which access maybe I had to the burner, not shownfi 'Ihis-burners-hasaflfiue l3. which extends upwardly throughthe partjtheir heat to the water inth'e boiler} "erably extend lfarther down thanlthe jacket I l Q arranged,fanylleakage. occasioned by a cracked boiler will ;be" directed downwardly by the jacket andw ill drip from its" lower rim; .i'rito'the tray Q In the samegway; eriy waterfiowing-throughthe pipes 11 and,l9willenterthetrayfil Thusallthe. I water which escapes from-the1boiler whether i througha' c'rack' therein or through the saidpipes- 1 is caught" within thetrav and is prevented from reaching'the floor. noted, the bent portion n a 24 of the legs its upper surface inclined g downwardly and inwardly "so: that any dr'ippings f: f from-the jacket falling on said surface 'willibe] 1" drainedfinto thetray. The tray may 'be-roundzilji contour 10 any other desiredyshapjeh I Further, j V 1 thelegs jaeket tray may jbejscur'ed, to- @QEQ if r a'e -pipe; and- Flgi ii shows-th ej p attached te theheatepf-thlattefisimplyrstafidiiigf withihtheQtMyllth I wer part may of the lfiatu boiler and has within it a spiral member Mi ler ,;defiecting' theairpassing upthe flue outwardly' iagainst'thelattier thus to cause the gases toQim'f' Sill rounding'the boiler andwithinthe jacket-is a? be in t m e l ii, o a rpose-wel i understood; pWithin a casing lfi is a safety valve V which automaticallyopens if andwhen thepres- Y 1- sure withinthe boiler{becomes excessive. Any, water or steamthen passing 'throu'gh the valve'is a conducteddownwardly: through*a pipel 1. Fu'rg; ther ,the boileris pro'vidediwith a valve I8 to conc trol" a wpa ssage' through Whih-" the waiter; in the a boner, rna yn be drained. Preferably, and as I shown the;oasing of this valve has afshort pi'pe i9 sconnected therewithi The'pipe's'l'l and lq p ref The" heater is supported uponleg-s 20' which are 1attached,as byub'olts 2|,to the lower partot the jacket llfijsupportedupon said legs, as bybolts 22, is an "open-topped tray OrsinK-IiKeJriiember 23. As shown, the legs zll'are bent outwardlybeflanged rim of the tray will extend conia'll' sidesf 1 beyond the "jacketiandbeyoud thelowerendsoi Q l the pipes l1 [and I9. As thus constructed and a 1 a 1 ether by Welding or in any other suitable way, or the tray-and legs may be cast or otherwise formed in one integral piece. r V

Opening into the tray at its'lowermost point is a passage-25, within which is attached a drain pipe 26.s This pipe :leads to asewer connection 'towaste; y r r -In Fig.- 2,-there isshown one of the heaters of Fig. llsup'porte'd upon a'fioor 2'! and, above it, another floor is indicated at 23 upon which another heater, shown in part only, is supportedi; The drain pipes 26 of the trays '23 are connected',

- I with a rise'r' pipe 29 which may dischargeinto any suitable'receptacle. This pipeZB may be located "inside the wall 30 or outside the Wall, as shown. "Fig; 3 .shows the'lower part-o'f the jacket' H of" a heater and the ends. ofthepipelTand- IS. These parts are the sameas the corresponding v, parts in I 'YigL 1. The heater is supported-npon e s 3|v which, inthis cas r tupo a d n. 1

the ,st'rayg23e. The tray itself inay rest upon any suitable supports, as upon legs 32 which may ex CPI - or to; any other-place where the water may run tend to the floor, as indicated. V V ,7

Having thus described myrinvention, I claim: i .A Water heater of that type which has a surrounding jacket, the jacket having an openlower end which is lower than theboiler, a plurality of legs attached to the jacket, andfa support, upon which said legsrest, the combination with said heater of an open topped tray having its sides. Y attached to the said'legs, the legs being bent'out- V Wardly between the jacket and the said support I so that the tray is extended in all lateral directions beyond the lower end of the jacket so that '7 any'water which escapes from the boiler through a crack therein willbe v directed downwardly by the jacket and willbe caught in said tray, the

; saiduppersurface of the bent portions of thelegs being inclined downwardly and inwardly whereby any water which falls on said surface is caused to flow intojthetraypand adrainage pipez,.attached to saidi tray through which the watertherein is conducted to waste. i

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