Патент USA US2403526код для вставки
Jul? 9, 1946. > , w. N. HARRIS I » 2,403,526 msizwnsnme MACHINE Filed Oct. 6,_ 1941 4 Sheets-Sheet 1 July 9, 17946. I w, N_ HARR|$ ’ DISHWASHING MACHINE Filed 001. 6, 1941 - ‘ 2,403,526 I ‘ 4 Sheets-Sheet 2 3mm‘ July 9, 1946- I N. HARRIS ‘ Y 2,403,526 'DISYHWASHING MACHINE Filed oc'fc. 6,41 1941 - , - ‘ ' ' 4 Sheets-Sheet :5 < . I 3 .' 3144mm Patented July 9, 1946 _ 2,403,526 ~ UNITED STATES PATENT omen DISHWASHING MACHINE __ William Norris Harris, Atlanta, Ga. Application October 6, 1941, Serial No. 413,885 1 Claim. (Cl. 134-115) 2 The invention relates to dish washing machines. . j Similar reference characters refer to similar parts throughout the several ?gures oi’: the draw The primary object of this invention is the provision vof an improved dish washing machine designed to be readily adapted for use with a ings. sink ‘of conventional design‘ requiring a minimum of change in such a sink. \ f _ ' ' ‘ v . - which are hot and cold waterspigots ‘2i and 22 washing device which will provide forimproved ,. ., substantially conventional design associated with An additional object is the provision of 'a dish cleansing of articles positioned therein. , Having reference now to Figure 1 there is gen . eraily indicated. at 20 a sinkwhich ‘may. be of respectivelyboth adapted to ?ow into. a common ' exitpipe?." I v __ _ ~., 'A still furtherobject is the Dl'OViSlQl'i'Oi" a 'dish washing apparatus which‘ may be readily utilized 10 _ An additional pipe I6 leads from the hot water nlet pipe to an automatic measuring valve ll with a sink of conventional design and removed therefrom with a minimum of di?iculty inv order to permit the sink to be utilized in the normal mannerl ' w of any desired conventionaltype, from which'a discharge pipe I! leads to an outlet l8a positioned 15 in the side of sink 20 (see Fig, 2). - An operating handle it controls the operation of valve ll. _Valve 11 is so constructed that movement of device which will be reliable and e?lcient in oper-‘ I handle l9 permits the‘ passage of a predetermined when and of durable and "economical construc A still further object is the provision of suclna tion. quantity of water into the sink. Thus when it Other objects will in part be obvious and in part 20 v is- desired to utilize the sink as a dishwasher it may be filled to that capacity productive of max be pointed out hereinafter. , s imum emciency in a substantially automatic The invention accordingly consists in the com manner. .Sink 20 is also provided with a drain binations of elements, features of construction pipe 24 opening into the bottom of the sink as at and arrangements'of parts all as will be more Y > fully pointed'out hereinafter anddisclosed in the 25 25 (see Figure . » In suitable apertures‘ 26 (see Figure 9) to be accompanying drawings, wherein; \ f - more fully described hereinafter-are positioned Figure lis'a perspective view of a sink incor propellers 21 adapted to bevrotated. in a manner porating this improved dish washing device hav and for a purpose to be described hereinafter ing the cover associated therewith in place. Figure 2 is a top planview of the sinkhaving 30 which extend upwardly: above the bottom of the sink a substantialdistance. Adapted to be posi the cover and certain other elements of the de tioned within the sink is a mesh wire basket gen erally indicated‘at 30 adapted for the reception ‘Figure 3 is a top plan view of the driving mech of dishes,rglasses,,silverware and analogous arti anism adapted to be utilized in conjunction with vice removed therefro . ~ ' , , - _ cles to be wash certain movable elements of this invention. ‘ of this invention showing certain of the operat-' 40 ing mechanism. Figure 6 is an end elevational view of the base - adapted to contain ‘cups, portions of these pock ets, comprising wires 35, being so designed as to‘ provide accommodation for the handles of said ' Figure 8 is a side elevational View of a‘ con structional detail. or pockets into which small plates may beIY-in sorted.‘ Others, 33 de?ne pockets of greater ex tent for the reception of larger articles of china ware. ‘Additional wires 34 (see Figures 4 andIG) ,. are so arranged as to provide pockets‘ especially ket shown in Figures 4 and -5. . Figure 7 is a view similar to Figure 6 taken from the opposite end of the basket.‘ Certain of the wires \3llof apertures completely surrounding, and shielding propellers Z'Lfrom contact with the chinaware to be washed; Certain other wires 32-de?ne "slots disclosing the dish containingbasket, which com-, prises afeature vof the inventiomin position therein. Figure 5 is a side sectional _ view of‘v the device v . basket 30. are sovformed as to formpockets or , Figure-4 is an enlarged plan view of‘the sink cups. _ - ‘ I All of the above-mentioned wires are associ ated with the base of the basket or container. Figure 9 is a side sectional view, certain-parts thereof being broken. away, of the assembly of certain. of the operating mechanism of , this device. ' ?ne wire meshsection 31 designed to accommo date silverware in up-ended relationship to. per Figure 10 is a view similar to Figure 9 but dis closing a substitution of certain parts for certain other parts disclosed in Figure 9. - .7 .7 . ' mit ready drainage thereof. 66 I Extending above the base surface of the bas-p aaoasac ‘ 4 ket are a series of further-wires 38 _so formed 'ed with recesses 66 in~the walls of which are cut one or more grooves 81. Propellers 21 are provi.d-' ed with shafts 88 with which are associated one or‘more splines 69 adapted to engagev grooves 81 as to provide pockets for glasses or tumblers, it being noted that the pockets so formed are in clined to permit the reception of the glassware in angularly inclined inverted'position facilitat ing ready drainage thereof. ' whereby rotation of shafts 82 occasions rota ' tion of propellers 21. Plvoted as at 40 to one end of basket 30 is an arrangement of wires generally indicated at - 4 i,’ . The upperlends of drive shafts l! are provid - - v It will thus be seen that propellers 21" may be readily removed ‘from recesses 66 in drive shafts forming a plurality of additional pockets 42 also 82 when desired by the simple expedient of pull adapted for the reception of glasses or tumblers. 10 ing them upwardly out of the recesses. In such Extending wire hooks 43 adapted to engage the sides of basket 30 (see Figures 4 and 6) retain case and when it is desired to use sink 20 for other purposes than washing dishes, suitable clo device 4| in its proper position when pivoted in sure members ‘Ill (see Figure 10) ‘provided with to position over the basket. It will be noted that spring ?ngers 1| are provided and adapted to be arrangement 4| overlies wires 35 formed for the 15 inserted into recesses 66 whereby to completely reception of cups and accordingly, the diameter close the bottom of the sink for any purpose as of the cups being relatively small as compared > desired. to that of plates, portion 4| may be folded over Having reference now to the means for ro such cups when the device is to be utilized, thus tating propellers‘?! thereis provided an electric effecting a material saving in space. Suitable 20 motor 80 of. any desired type adapted to be se ‘handles 45 are provided to facilitate the ready , cured to the wall adjacent the sink,‘ or in any insertion into and removal of the basket from ‘ other desired location. Motor 80 is provided sink 20. with a driving pulley Bl with which is associat From the foregoing it will now be seen, that ed a drive belt 82 which in turn engages all of basket 3| may be removed from the sink, ?lled 26 pulleys 83. Thus it will be seen ‘that upon the ac with chinawar'e and silverware, etc., or all the tuation of motor 80 in a manner to be described dishes requiring washing after a meal, and de posited in sink 20 preparatory towashing such dishes. After the washing has been e?ected, in hereinafter, the propellers 21 are all caused to revolve simultaneously and at uniform speed. As shown in Figure l a push button type switch a mannerfto be described hereinafter, basket 30 80 85 is provided for the energization of motor 80. may, by means of handles 45, be readily removed Switch 85, however, is connected in series with a second push button type switch 86 in such man of the cleansed dishes. ‘ ' ner that energization of the motor is precluded Referring now back to Figure 1 there is gen‘ unless both switches are closed. A wedge-shaped 35 eraliy indicated at 50 a cover member adapted to proiectionb'l (see Figure 8) is provided on cover completely enclose the sink when the, washer is 50 adapted to engage push button 86 to close that in operation. Cover member. 50 is adapted to portion of the circuit associated therewith when engage a peripheral groove 5| positioned entire the cover is in position. Accordingly motor 80 ly about the edge of sink 20 and in which may cannot be energized unless the two switches are 40 be positioned a gasket 52 of soft rubber or anal simultaneously closed, which fact precludes the leakage when thede ogous material to prevent energization vof the motor and hence rotation of vice is in operation. the propellers when the cover member 50 is not ' A suitable aperture 53, provided with a mov in place, to avoid the throwing of water about able closure member 54, is positioned in the top ' the room as might otherwise be the case. of cover 50 to permit filling of the sink while the The-operation of the device should now be cover is in place. Closure member 54 may, if de readily understood. When it is desired to use the sired, be of glass in order to permit observation vdevice as a dish washer, assuming that cover of the operation of the device or the water level members 10' are in position, they are first re therein when the cover is in position. 60 moved and propellers 21 inserted into their asso It may here be pointed out that‘pipe 23 is ro ciated recesses 66. Boiled dishes are then stacked tatable and it is desirable that opening“ be lo in basket 30 at any suitable location, basket 30 cated in a position in the arc of- rotation of the then being positioned in the sink, as best shown discharge nozzle of pipe 23. Cover 50 is also in Figure 5. The sink may now be filled with provided with handles 55 to facilitate removal 55 water through valve 11 and inlet 18a, and'soap or other suitable cleansing agent and cover 50 placedv and replacement thereof. , It should also be noted that there is posi thereover. If desired,vcover 50 may, of course, tioned within drain 14 a pop-up. valve (not be positioned ?rst and the sink ?lled through shown) of conventional design controlled by a, aperture 53. Afterthe cover member is in place, lever 56 attached to a rod 51' controlled by a 60 which placement, closes switch 86, push button 85. push button 58 located outside cover, 50 where is closed starting the motor 80 which in turn. ro by the sink may be drained, if desired, without tates propellers 21 at a desired speed, thoroughly diffusing the soapy water over and into all the removal of the cover. . Having reference now to Figure 9 it will be articles‘ to be washed positioned in the basket 30. seen that the apertures 26 in the bottom of sink 65 v It may here be pointed out that basket 30 is so as tov in are provided with bushings 60 and packing designed and propellers 21 so positioned ' gaskets 8| within which are adapted to rotate insure the, most effective dissemination of the drive‘ shafts 62 ,to which are ?xedly attached cleansing fluid over all the surfaces of the plates, from the sink to facilitate drainage and drying ' driving pulleys 63. Suitably threaded retaining glassware, silver, etc. positioned in the basket, members 59 engaging‘ corresponding threads or 70 After the cleansing operation is continued a projecting portions of sink 20 serve to retain sufficient length ‘of time depression of button 58 bushing 60 and gaskets 8! in related assembly. will'open the valve in drain 24 and permit drain The opposite ends of shafts 62 may be iournaled age of the sink. After the sink is drained, the in bushings 64 positioned in any suitable extend valve may be reclosed and the sink re?lled with ing projections 65 depending below the level of 75 rinsing water through aperture 53 in cover 50 sink 20. I / 2,403,520 5 whereupon the propellers may be restarted and fresh water thoroughly disseminated over all the articles to be washed, to rinse the same. Upon the conclusion of one or more rinsing operations, cover 50 may be removed and basket 30 may be placed in a suitable location to permit the dishes to drain after which they may be removed there from for drying. - be made in the embodiment herein described and shown it is to be understood that all matter here inbei'ore set‘ forth or disclosed in the accompany ing drawings is to be interpreted merely as illus trative and not in a limiting sense. ‘ I claim as my invention: _ A device of the class described for a sink hav- - ' ing an opening and an exterior projecting portion It will be readily understood that while there about said opening, and a bracket on the exterior are shown herein tour propellers, a‘ greater or 10 of said sink, the device comprising ' a shaft less number may be utilized if desired and that - adapted to be Journaled in said opening and said while the driving means herein shown is a'belt bracket, packing around the shaft at the outer and pulley arrangement, any other suitable drive end of said portion, a cap about said shaft for mechanism, such as ?exible shai'ting, may be engaging said portion and enclosing said packing, employed. ‘ 15 said shaft in the top thereof having‘ an axially Now from the foregoing it will be seen that extending recess to selectively receive attaching ' there is herein provided‘ a device accomplishing means of a propeller or attaching means of a clo all the objects 01' this invention and many others sure, and operating‘ means for said‘shatt between including advantages of great practical utility. said cap and bracket. . As many embodiments may bev made of this inventive concept and as many modi?cations may ' W. NORRIS HARRIS.