Патент USA US2406198код для вставки
'Aug'. 2o, 1946. _ 2,406,198 K. CLARK DOMESTIC APPLIANCE Filed Feb. 28, 1942- 2 Sheets-Sheet l /cé/«Mwmk ` BYä L MM Bén , Aug. zo, 1946. K, CLARK ' I 2,406,198 DOMESTIC APPLIANCE Filed Feb. 28, 1942 2 Sheets-Sheet 2 Patented Aug. 20, 1946 ._ ‘ UNITED Y ` STATES - I 2,406,198 PATENT Ó'FFICE ' 2,406,198 ` -- y» DOMESTIC APPLIANCÈ; Í „ » , Kendall Clark, Oakwood, Ohio, assigner to Gen eral'Motors'Corporation, Dayton, Ohio, a cor poration of Delaware .i j ’ j ` Y - Application February 2s, 1942, serial No'. ¿132,861 `5 Claims. (Cl. 158-17) 1 . This invention relates to domestic appliances and more particularly to washing machines. An object of this invention is to provide a washing machine with a device for automatically introducing soap or other detergent intov the 5 Washing liquid. ~ ` , 2- ' . the reciprocable agitator I I, form no vpart of this invention, except in combination with the soap or detergent distributing means hereinafter to be described. These parts are morevfully described and claimed in my copending application Serial ' No. 358,871, filed September 28, 1940 `(Patent Another object of this invention is to provide 2,366,236, January 2, 1945), to which reference a washing machine with an agitator capable of is made, if necessary, for further -disclosure agitating the clothes and of introducing soap or thereof. other detergent into the washing liquid. 10 , , Preferably the agitator II is provided witha Another object of this invention is to provide ’ ~ flexible disc 20 of rubber or the like at its lower a washing machine with a power-driven movable rim, so -that whenl the agitator II is quickly re holderfor introducing soap or other detergent ciprocated,v it imparts a toroidal circulation to into'the washing liquid. the liquid, and at the same time effectively agi Further objects and advantages of the present 15 tates thefclothe's or other articles to be Washed. invention will be apparent vfrom the following description reference being had to the accom- ~ The agitator II is provided Withva cylindricalv l chamber 2l in its upper portion,` Whichfcom panying drawings, wherein a preferred form of municates with `the vliquid in the receptacle I0. Y the» present invention is clearly shown. rA screen 22 Iforms a detergent chamber ’inv the " In the drawings: 20 upper part of chamber 2|. The agitator I I is se Fig. 1 is a vertical cross section of a portion ' cured to the reciprocable shaft I‘I through the of a washing machine embodying features of my invention; Y Fig. 2 is an enlarged view of a modified form medium of a spider 23, so that liquid from the receptacle I0 may pass freely through the screen 2,2 and spi-der 23 vto the upper part of chamber 2l of agitator; , ' ‘ Fig. 3 is a View similar to Fig. 2 showing a further modification; . l25 While the agitator is being reciprocated. A re vmovable cover 24 is secured to the top of the agitator II', vfor example, »by a threaded engage Fig. 4 is a view showinga further modification; y ment at 25. e ` ‘ ' > Fig. 5 is a horizontal cross section-of the modi' When. it> is desired to wash clothes or the like, ñcation shown in Fig. fl; and l > " 30 the clothes and liquid are placed in the receptacle _ Fig. 6 is a vertical cross section of afurther I0. The removable cover '2liv is removed and 'soap modification. ' ' _' ` f . A washing machine embodying my invention may include in general a receptacle I0 for hold- or other detergent is placed therein in the form of a powder or as one or more solid bodies, and the cover 24 is replaced. Thereafter, the mech- ' ing Washing liquid and the articles to be washed. 35 anism I2 is energized to produce a vigorous to Also, it may linclude a clothes agitator I I adapted and fro or reciprocating agitator action, so that to perform the washing operations on the clothes or similar articles. It mayA also include an elec-1 tric power driving mechanism I2 for imparting proper movement to the agitator II, 1 If desired, the receptacle IIl- may also be a centrifugal Abasket capable of containing the liquid while stationary, as'by means of the im- the soap in' .the chamber 2i is quickly dissolved anddisseminated into the liquid in receptacle I0 by the action of the liquid which flows back and 40 forth 'between the receptacle I0 and `the cham ber 2| through the screen22 and spider` 23. This construction prevents thev soap from Vclinging to -the clothes, and insures proper solution of the perforate tub I3 surroundingthe perforate tub V soap in the-liquid. I4. 'I'hese tubs'may be secured on a rotatable 4-5 By‘this construction it is to be seen that the sleeve I 5 drivingly connected tor the rotatable agitatorII is capable ofjsimultaneously agitating cage I6 of the electric power driving mechanismy the clothesin the receptacle I0 and Aof introduc I2. The sleeve I5 may surround a to Vand fro or ing/the soap or detergent into' the liquid. reciprocable shaft I'I which is secured to the agi- „ In the modification shown in Fig.` `2,7the -agi _tator II, so that the agitator II may be given a 50 t-ator II a may be placed in a container such as to and froV or vertical movement by means of the ' Hl shown in Fig. l, andmay be vertically recip wobble mechanism I8. ` A flexible bellows seal I9 rocated substantially in the same manner as agi is secured to the shaft I1 and receptacle I n to tato;-` II in Fig.`_1. AV cylindrical chamber v2id prevent> now of liquid along`> the shaft. `The de`-' is placed in the upper portion> of the' agitator tails of the container, and its combination _with 55 immediately below the removable cover24a. 'I'he ' - 3 ' 4 Y the agitator and receptacle l0 may be used by v chamber Zla is provided with openings at 26 themselves or in combination with any means for and 21 to communicate with the tub l0. The re wringing the clothes. The wringer construction mainder of the agitator I la may be substantially may be separate from the receptacle l0, or the re the same in construction and operation as the ceptacle I0 may itself be a combined washing agitator Il previously described. In operation, VI5 Vreceptacle and centrifugal basket, of the type @the cover 24a is removed and soap or other describedv in my copending- applicationrabove re detergentr is'v placed inthe cylindrical chambel` ferred to. 2la,_after which the cover 24a isY replaced on the agitator. ' " ' ` ' ` tion as herein disclosed, constitutes a preferred Wform, it is to be understood that other forms might be adopted, as may come within the scope rocated in the liquid receptacle, together withï liquid and clothes, to agitate rthe clothes and disseminate the soap into the liquid -throughl . ofthe claims which follow. openings 26 and 21. i ' l YWhile the form of embodiment of the inven Thereafter, the agitator is recip- ' » >What is claimed _is as follows: In the modification shownvin Figfß; the agita- ' i 1. Aäfwashing vapparatus n .Y comprising a tub ,tor l Ib is substantially the same asi agitator Ila, 15 adapted to contain washing liquid and articles to y rvbut the rubber cylindrical chamber 2th is made»bewashed, a vertically reciprocable shaft eX separate from the main body of the agitator. It“ is provided with openings at 26h. Soap isîintro-J duced by removing cover 24h, after which the cover' is replaced andV `the«operationV then> isgthe‘ same as in Figs. 1 and 2;_¿. Y c , In the modiíicationïs'hown in 4i* v5, the agitator Hc maybe placed in any suitable liq'- uid receptacle, such jasu` I0, shown -in'fFigM/l. However,V the agitatoril'lc-vis of the Vtype’which Vis moved _to and fro or oscillated abouta vertical' ï axis, coa-Xially with the drive shaft 11a. Pref erably, this is of the typeY in which novertical tendirig Vupwardly through the bottom of said tub, an agitator in said ¿tub secured to said shaft, said agitator beingoutwardly flared at the bot tom> and Yhaving a detergent chamber in’fits up perl part provided with a perforate wall' at the ybottoni of said-,detergentchamber in open com-` ' munication with‘said tub, and a removable cover 25 in sealing engagement with the upper part of said agitator to permit insertion of detergent into ' said chamber'while said agitator‘is inY operative >reciprocaticm takesrplac'e,> the movement being position in said tub. . ` u Y , , 2. A washing machine> comprising a~ tub f, adapted .toV contain> liquidv and Y articles to. be ` limited ïto oscillationabout the vertical axis. 30 washed, a vertically.reciprocable-shaft extending> However,v it is to -be understood that a Vcombined upwardly through the'bottom of'said'tub, an agi-1 A vertical >movement and oscillation. about an axis ; tator in saidtub mounted on -said-shaft,<said~agi-,: ’mayl be provided, Yif desired.k The agitatorllcY is provided.> with a- plurality of generally Vradial tatorY having. an outwardly-.flared-lower;portion open to saidtuband having an-up‘pen'narrow,>v 1hollow varies 3i! which aid in_îagitating the‘clothes 35 substantially ,vertical walled chamber «in open» during the kwashing operation. ‘I‘he’upper por ’ communication with said lower-portion,~_-a1per-V ' tion or :the agitator „forms a chamber Zic into vwhich' the> soap or other’detergentrmay be intro forate wall defining a detergentcontainer in thef . . upperY portion ofV said chamber, and'arengiovablecover in sealing engagement with the top'of said chamber to `permit insertion of'detergent into said-l ' chamber while said agitator is-in operative posi-ï ` duced by unscrewing the coverfìilc. lOpenings 3i are îplaced in the vupper partofV the agitaton- and other openings 32y are placed along the bottom of kthe agitator, ’Otherfopenings‘ 32e are placed. Y along the side walls of the Varies 3i).V I'fyrdesired, tíoninsaidtub.Y f placed inside of the chamberllb. «In operation, ¿ . .Y .. K . >In ,the- modification'shown in Fig. 6, ank agita tor somewhat similar to that shownin Eig. ‘1l-y is chamber, a perforate wall deñning a detergent used. .'I‘hatis, it is an agitator of¿ the type which » container inV said chamber accessible to liquid passing backÍand forth through said support, and is submerged in a' receptacle similar to receptacle 1B, and is provided with radial vanes 35. In .this` vanes 35. a removable cover in sealingv engagement with the .Y top of said chamber'topermit insertionfofdeter 60 gent into said chamber while said agitator 1 is in operativeposition in said tub. 'I'his chamber is provided with a mov-V A screen» 38¢is placed Yunder the coverr31and is adapted to'hold ' soap powder or other detergent, vwhich isïintro duced through ythec_)pening-_atV 31. If desired, Yradial openings 39 may also 4be Yprovided in the side of chamber 36. In operation, after the soap has been introduced through 31, theagitator is 70 oscillated and washes the clothes in~ the „liquid and> simultaneouslyfdisseminates the soap'throughV the screen 3,8 as th/eÍliquid is agitated duringíthe ,Y washing operation. Y Y Y .4Q-'A washing agitator to Vbe vertically recipro-r catedin a'tub by’a vertically reciprocable shaft extending below said agitator comprising: a tubu larrimperforate main body having an outwardly able cover 31, and may be open at the bottoin> to the liquid in the receptacle4 i6 V(Fig. l) through the' open bottom kof the cone. _ narrow, substantiallyïvertical walled‘chamber opencommunication with saidlower portion, a support between s_aidagitator'and shaft havinga liquid passageway between said lower portion and’E §V~ case, however, the lower portion ofthe agitator isran open'cone at the bottom and is provided withja hollow chamber. 36 between the radial ` v wardly> flared Vlower portion open to lsaid tub pro vided'with a 'flexible rimV andV having anupper, Y into the .washing liquid while'the clothes arerbe i _ tat-or in said tub, said agitator having anI out i 33, so that »the soapïis dissolved Íandfdisseminated -. ^ »¿ washed, a vertically reciprocableshaft extendingv upwardly through the bottom of said'tub; an agi the liquid from» the receptacle «Illusurrounding the, agitator circulates through the chamber ,210 through the openings 3E, ,32 and 32e,l and .this liquid is kept in agitation by the vane ror vanes ing agitated. Y v3. A washing machine comprising *a tub 'I adapted to contain liquid and articles to Vbe " oner or more inward radial or-spiral vanes 33 1are Vextending cone-.shaped flange at its lower edge ;._a spider in said body for attachment to said down-V wardly extending reciprocable: shaft, saidgspiderv permittingthe passage of‘liquid back and‘fo-rthL into saidmain body; a screen in said main body;V belowthe top ofsaid body'forsupporting pow-.. ' dered detergent; and a removable, cover in seal-1V ing engagement withrtheV top end_fof said mainY ~' „ body for the` _introduction off polli/@ered ldetergentY 75 intosaid body’while'in operating position,and 5 for the gradual solution of said detergent by liquid passing back and forth through said screen during operation of said agitator by said reciprccable shaft. 5. A washing agitator to be vertically recipro 5 cated in a tub by a vertically reciprocable shaft extending below said agitator comprising: a main body having an outwardly extending cone-shaped iiange at its lower edge; means for attaching said shaft to said main body; means in said main body lu forming a chamber to contain powdered deter gent, said chamber having an opening at the top for the introduction of said detergent; a remov able cover in sealing engagement with said main body closing said opening; and means providing for the iiow of liquid int-o and out of said charn ber from and to said tub to dissolve said deter gent upon reciprocation of said agitator. KENDALL CLARK.