Patented Jan. 7, 1947 more shares PATENT- orrlea ‘ - m'raamo DEVICE , Fred A. Conterman, Jamestown, N. Y., assiznor to Jamestown Metal Equipment Company, Inc., Jamestown, N. Y., a corporation of New York Application December 2, 1943, Serial No. 512,585 ll Claim. (Cl. 210-149) 1 2 This invention relates to a device for ?lterine water contained in such structures as washing ing device embodying the present invention may machines. , More particularly the invention is directed to a ‘device associable with a washing machine em bodying some form of water circulating system. The device is. intended to serve the purpose of ?ltering out inorganic matter loosened from the . materials being washed, together with any soap curds that may have formed from combination with minerals in the wash water. _ . ' be utilized; Fig. 2 is an enlarged vertical sectional view of the ?ltering device, being taken substantially on the line 2--2 of Fig. 3; ‘ Fig. 3 is an end elevational view taken sub stantially as indicated by the line 3-—3 of Fig. 2; ‘ Fig. 4 is a. transverse vertical sectional view taken substantially on the line 4-4 of Fig. 2; Fig. 5 is a perspective view of the tainer; ‘ filter con- . - Fig. 6 is a perspective view of the ?lter mate» Prior to thisinvention, washing machines, with rial receivable in the container shown in Fig. 5; or without circulation produced by some‘means other than oscillation of an agitator, have either and utilized a conventional trap. or a simple strainer 1.5 Fig. 7 is a perspective view oi.’ a perforate top for the purpose of removing undesired matter or cover for the ?lter container. ' Referring more particularly to the drawings, from the wash water. In most instances these the reference numeral I0 is employed to gener structures served only as a means of catching ally designate a washing machine in which is miscellaneous small items that might have mis takenlybeen left in the material to ‘be washed, 20 embodied one form of the invention. The wash and failed, to any appreciable extent, to cleanse ing machine shown is of a type inwhich a single the wash water. If, as frequently occurs, the ‘ receptacle is utilized to both wash and centrifu articles were particularly soiled or the wash water gally dry materials, and comprises a base ll, sub-v stantially circular in cross section. The upper oi.’ considerable mineral content, the trap or strainer promptly became clogged and served no 25 edge or rim of the base portion Il may be ?tted useful purpose. In fact, such a strainer or trap, with a gasket it that forms a combined seat and . utilized in a washing machine having a circula~ seal tor the inwardly o?s‘et base it of a tub ii. tion system, would shortly stop such circulation The upper rim of the tub may, as shown, have an altogether. inwardly offset ?ange It in which is located a - ' It is a purpose and one of the objects of the 30 gasket l9. This gasket serves to seat the ?anged invention to provide a device capable of ?ltering rim 2| of a top 2.2 of the machine. An aperture or cleansing wash water over a considerable pe in the top 22 is closed by a suitable cover 23. riod, or during several complete washing opera- ' The base IQ of the tub includes an upwardly tions, without becoming ineffective. Another object of the invention lies in'th'e pro vision of a filtering devicehaving an area such and inwardly inclined central portion 24 that 35 terminates in an annular ?ange it which de?nes Another object of the invention lies ‘in the pro a central opening. A saddle 2'! is secured to the ?ange 26 in any suitable manner, as by bolts or studs 28. This saddle, through a structure form ing no part of the present invention, mounts a 40 rotatable and oscillatable receptacle it. A motor vision of a ?ltering device accessible from the ex and drive mechanism, generally indicated at 30, terior of a washing machine and readily remov able and easily cleaned at-such time‘as may be serves to actuate the receptacle. At the lowest point in the base ill of the tub there is located a drain opening framed by a collar 38. This collar that it will be ineffective to impede removal of the wash water from the tub or water circulation in a circulation system. required. ' ; ’ Another object of the invention lies in the pro vision oi’ a ?ltering device that is suitable for in stallation in the line of a water circulation sys projects through the opening and beneath the tion of the following speci?cation, taken in. con one end of the enclosure is a hose or ?exible tube base wall It is externally threaded to engage‘ the internal threads of a boss 33 located on the top of a substantially circular enclosure 34. To liq tem in a washing machine. ‘ ‘ Other objects and advantages of the invention» uid seal the collar and boss with the base wall I5, will be more fully understood from a considera 50 suitable gasketsti are provided. Projecting from Junction with the accompanying drawings; and ?tting 36. The lower wall of this ?tting may, as shown, be a continuation of the bottom 31 ofthe in which , enclosure. The other end of the‘ enclosure ter-' Fig. l is, in part, a vertical sectional view of one form of washing machine in which a ?lter; cc minates in a radially, outwardly o?set ?ange 88 aeiaeci 3 ' . and annular shoulder or seat 39. This end of the enclosure may abut the inner face of the machine base wall H, a suitable aperture 4| be face plate 58 as to prevent vibration of the con ing made to coincide with the opening de?ned by the ?ange 38. Interiorly of the enclosure 34 are substantial water circulation system is provided and in the line of which the ?ltering device of the inven tionis located. From the enclosure 36, water cir tainer d8. , - - In the washing machine shown in Fig. 1, a ly full length ledges 42 which serve to support culation is had through a hose 13 with a pump the ?lter structure proper. One form of this 14, and the pump in turn connects, through hose ?lter structure/is shown to comprise a rectangu 16 and valve 11 with a pipe 18 that extends up lar box-like container 43 that is closed by im 10 wardly and into the top of the machine and ter perforate side walls 44 and‘end walls 46. The minates in an outlet bell 19. Thus, after the tub base of the container is open, with the exception and perforate receptacle 29 have been ?lled to of ?anges 41, proportioned substantially as shown. the desired water level, the pump, when operated, The upper edges of the side walls terminate in will draw water from the base of the tub through ?anges 48. Suitable material, such as fine mesh 1.5 the ?ltering device and return it, through the line wire screen, is accordion pleated to provide the above described, to the receptacle 29. As wash ?ltering member 49. This member,‘ as shown ing takes place and inorganic matter is loosened in Fig. 6, is adapted to be placed in the container from the materials being washed, such matter 43, the end folds ,5! resting on ?anges 41, and will ?nd its way directly. into the ?ltering de the ends of the intermediate folds resting on 20 vice and be caught in the folds of the ?lter mem ?anges 41 of the side walls 44. A top 52 is pro~ ber 49. Because of the multiplicity of folds, a vided for the container and comprises a per considerable quantity of inorganic matter, to forate base 53 having upstanding sides 54. The gether with any soap curds, may accumulate in sides 54 terminate in right angle, return bent these folds without impeding the water circu ?anges 56. These ?anges are so spaced as to 25 lation. In fact, it has been found in practice facilitate telescoping engagement with ?anges 48 that there is insufficient inorganic matter and of the side walls of the container. Only the end soap curds in several machine loads of materials 51 of the top is closed. It will, of course, be ap to entirely fill the folds of the member 49 and parent that the inner end wall 48 of the con thereby shut off water circulation. Thus, it may tainer' is ‘shortened su?iciently to permit mount be assumed that by removing the container 43 ing the top 53 thereon, and that the open end from the enclosure 34 and ?ushing the wire of the top is closed by the front wall 46 of the screen member 49 after each washing operation, container when these parts are assembled. there can be no impeding of a water circulation The front wall of the container includes a cir system, nor clogging of the drain in machines cular face plate 58 of a diameter to be receivable 35 not embodying a water circulation system. within the enclosure 34. Secured in any suit ' It is evident that when the member I39 has be able manner to the plate 58 is a knob 59. After come somewhat filled, the container may be read the ?lter member 49 has been placed in the con ‘ ily removed, top 53 disengaged, and the mem tainer and the cover 53 slid into place, the en - ber 49 withdrawn. Following this, it is a simple tire structure may be placed in the enclosure 34, 40 matter to cleanse the member 49 by merely hold ing it for a time under running water, or agitat the ?anges 56, of the cover engaging ledges 42, ing it in a water ?lled receptacle. The member and the assembled structure may be moved into or out of the enclosure in the manner of move lment'of a conventional drawer. . may then be replaced, the cover engaged with the container, ‘and the assembled structure returned ' to the enclosure 34. 4 When the container is in place within the en Although applicant has shown and described closure, the rear wall 51 of the top 63 abuts the his invention in association with a washing ma- ‘ end wall '0! the enclosure, and to maintain the chine having a water circulation system, it is container in such position, a cover Si is provided. evident that the device is applicable to other This cover is circular and includes an inwardly offset rim 62 that is enclosed by a resilient chan ,50 types of washing machines forthe purpose of ?ltering any wash water that it is desired to re nel gasket 8%. The inner edge of‘ the gasket use. and also that the invention is subject to abuts not only the plate 58, but the annular modification to adapt it to different types of shoulder 39 of the enclosure as well; Centrally washing machines, and such modification is con of the cover at is secured a U-shaped bracket 64 sidered as being within the spirit and scope of which serves to mount a shaft 66 that carries an the invention insofar as it is set out in the an eccentric E51 formed with a handle 68. Angle nexed claim. brackets 68 are secured to the outer face of the Having thus set forth my invention what I base wall H and the upstanding ?anges 1| there claim as new and for which I desire protection by of are formed with reversely directed, open-ended‘ slots 12. ‘The brackets 69 are close to, and on 80 Letters Patent is: A filter for the drain line of a washing ma diametrically opposite sides of the opening 4|, chine receptacle comprising a substantially cylin .and so disposed that the ends of shaft 86 may drical enclosure having a top opening and a be projected into the slots 12. ~ To mount the cover 61 it is ?rst placed against .65 bottom end opening; a container in said enclos ure. means mounting said container in spaced the shoulders 39 and face plate 58, with the shaft relationship to,the walls of said enclosure. said 86 in the position shown in Fig. 3 and the han container having closed side and end walls and dle 88 substantially perpendicular to the face substantially full size top and bottom openings, of the cover. By rotating the cover, the ends of a filter strip consisting of suitable mesh wire shaft 66 project into slots 12 and when the han 70 screen, said strip being folded transversely of its dle 88 is moved into the position shown in Fig. length, means adjacent the bottom opening of the 2. the eccentric 61 is so rotated as to apply pres container mounting the lower folds of said strip, sure against the cover 6|, causing the gasket 83 and a perforate top on said container engaged thereon to eil'ect a ?uid seal with the enclosure 34 with the top folds of said strip. ' and at the same time to sumciently contact the .75 FRED A. CO.