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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.
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