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Ja?- 14, 1947-
P. E. GELDHoF ETAL
2,414,196 «
DRAIN MEcHANISu
Filed Dec. l6, 1943
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P. E. GELDHOF ET AL
2,414,195
DRAIN MECHANI SM
Filed Dec. 6, 1943
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2,414,196
DRAIN MECHANISM
Filed Dec, 6, 1943
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. Patented Jan. 14,1947
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l2,414,196
UNITED STATES PATENToFFlcE
` `
DRAIN MECHANISM
Peter Eduard `('ieldhof and `Luther Ringer,
St. Joseph, Mich., assìgnors to Nineteen
Hundred Corporation,` St. Joseph, Mich., a, cor
poration of New York
Application December 6, 1943, Serial N0. 513,138
3 Claims. (Cl. 277-21)
l
The present invention relates to' improvements
2
quired for its use in the subsequent washing
in home laundry apparatus. More particularly,
operation.
the instant invention is concerned with a means
for discharging the cleansing fluid from the con
tainer of such a machine for temporary storage
pending the use of the container for the per
It is, therefore, an object of the present in
vention to provide novel drain mechanism which
is particularly useful in apparatus capable of
producing the aforementioned advantageous re
sults and, in so doing, to facilitate the use of
formance of ‘other allied steps in the complete
'
`home laundry apparatus.
cycle of a laundering operation.
It is a still further object of the presentin
The means of the present invention‘are par
ticularly advantageouslyadapted vto use in con 10 vention to provide a drain mechanism for dis
charging the cleansing fluid from the container
nection with an automatic washing, rinsing and
of a `laundry machine into temporary storage
drying apparatus. As -is customary in thev use
of such equipment, a complete cycleof operations » pending the conclusion of intermediate steps in
the cycle of operations employed in connection
is performed which normally includes washing,
rinsing and drying of the clothes or other fabrics 15 with such apparatus so that the cleansing fluid
` may be returned to the machine for any desired
tol be laundered in the container. The rinsing
operations, of which there are ordinarily'several, » number of subsequent washing operations.
Other objects and novel features of the present
usually employ only clear water of relatively low
invention will be apparent from the following
or medium temperature and, therefore, no great
loss is experienced by thedischarge of such water 20T detailed description of one embodiment of the
-present invention as illustrated in the accom
to the drain and the use of a fresh water supply
foreach of these operations.
i In the case of the washing step, however, an
panying drawings. `
On the drawings:
`
Figure 1 is a plan of a typical form of auto
abundance of water at a relatively high temper
ature in which large quantities of soap or other 25 matic washing, rinsing and drying machine with
suitable cleansing agentsare dissolved is required
for carrying out the laundering operation. For
this reason, it is 'particularly advantageous to
which the device> of the present invention is par
ticularly advantageously adapted to be ‘employed
associated with a suitable storage means and a
drain outlet;
I
the automatic washing, rinsing and drying ma 30 Figure 2 is an elevation of the apparatus as
seen from the line II-II in Figure 1 with parts
chine following the completion‘of the washing
step to some suitable storage means for tem
Figure 3 is an elevation of the machine of
porary retention pending the completion of the
remove the soapy water from the container of
insection;
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Figure 1 with parts removed for the sake of clear
ationsall of which are performed in or with the 35 ness and to aid in illustrating the application
of the device of the present‘invention to the
ald of the container.f Then on the completion
structure of an automatic washing, rinsing and
of the rinsing. and drying operations, the soapy
drying machine;
,
é water employed in the previous washing step may
i Figure 4 is an enlarged view of a portion of
again be introduced to the container for reuse.
Such a procedure as that outlined above ‘makes 40 the machine with parts broken away to illus
trate the drain mechanism in plan;
possible a considerable saving in the- hot Water
Figure 5 represents a vertical section along the
supply and" also in the quantity of detergent re
line V--V `through the drain mechanism illus
- quired to complete the laundering operation.
This is indeed an important factor since the - trated in Figure 4 in one stage of its operation;
.
hot water supply in the average home is limited 45 and
Figure 6 corresponds generally to Figure 5 but
and most systems are incapable of producing a
illustrates the drain mechanism with the parts t
continuous supply of water of a temperature
subsequent stages in the complete cycle of oper
sufficiently high to perform the several washing
thereof disposed in their relationship in another
steps for numerous batches of clothing or other
stage of its operation.
`
As shown on the drawings:
articles to be laundered with the greatest facility. 50
In Figures 1 and 2 of the drawings, the typical
It will be understood that during the storage
automatic washing, rinsing and drying machine
of the water for the temporary period preceding
I0 with which the apparatus ofthe present in
its reintroduction tothe container of the washing
vention is advantageously employed is provided
apparatus, it may, if desired, be heated to main
tain a temperature somewhat `nearer that re 55 with a cabinet Il housing the operating elements
2,414,196
4
of the apparatus. The cabinet II is provided
perforated rotatably mounted basket in which
with a top panel I2 in which is disposed a. cover
the articles of clothing or other fabrics to be
I3 for the introduction of articles to be laundered
to the 'interior parts of the machine. A control
knob I4 is provided for the purpose of setting
or adjusting the timing mechanism which directs
laundered are adapted to be centrifugally dried
and a concentrically mounted agitator member
the operation of the machine in the performance
of the complete cycle of its operations and is
for circulating the water in the tub 32 as well as
imparting a constant motion and bending action
to the articles being laundered dur-ing the wash
ing and rinsing operations. vThe washing ma
mounted on the top panel I2 adjacent one corner
chine IIl is adapted to perform, in succession,
thereof. A second control' knob I5 by means 10 each of the laundering operations without at
of which the operator selects the desired tem
tendance after the operator has once adjusted
perature for the cleansing fluid, in this case,
the control knob I4 for the automatic timing de
water, which is supplied by a suitable mixer type i `vice to set the apparatus in motion. At the same
valve (not shown) to be employed in the various
steps of the laundering operations is located
adjacent another corner of the top panel I2.
The drain mechanism to which the present
invention relates is indicated generally. in Figure
time, the operator selects, .by setting the control
knob I5, the desired temperature for the supply
of water to be introduced to the tub 32 of the
machine at its proper interval in accordance with
the cycle of operations which is controlled by
3 of the drawings by the reference character I6.
the timing device.
"
'I‘he drain mechanism I6 is advantageously po 20
The drain mechanism of the present invention
sitioned near the base of the cabinet Il and
is advantageously mounted in the cabinet II of
substantially directly below the control knob I5
the washing machine I0 in the manner shown in
in the top panel I2 of said cabinet.
Figure 4. The mounting of the drain mechanism
The drain mechanism I6 of the invention
I6 is accomplished by inserting the outlets 35 and
takes the form of a two-way valve having a pair
36 in the aperturesv in the wall of the cabinet II
of outlets I1 and I8 which advantageously take
so that they extend therethrough with the flanged '
the form of flexible rubber hose connections hav
portions 31 and 38 _formed on said outletsñush
ing molded gooseneck ends which are adapted
against the inner surface of the wall. Jam nuts
to be hung over the edge of the laundry tray 2|.
39 and 40 are threaded on'the external periphery
’I‘he outlet connection I'I is `advantageously 30 of the outlets 35 and 35, respectively, and serve
adapted to be associated with the section' I9 of
the laundry tray 2| while the connection I8 may
to draw the flanged portions 31 and 38v thereon
tightly against the wall of the cabinet II thereby
be associated with section 20 thereof., Section
providing a rigid mounting for the drain mech-4
I9 of the laundry tray 2I ~is thus employed as a
anism I6.
storage means for the temporary storing of the 35
The drain mechanism I6 embodies a generally
soapy water following the washing operation per
cylindrical casing 4I which is open at 'both ends
formed in the automatic washing machine I0
thereof. An annular cover member 42 having a
pending thecompletion of the subsequent opera
central opening 44 extending therethrough is se
tions in the operating cycle thereof by plugging
cured to one of the open ends of the casing 4I as
the drain outlet 22therefor.- The drain 23 of
by means of the screws 43. A similar cover mem
the section 28 may be left open so as to permit
ber 45 having a centrally disposed opening 48
the fluid discharged by the hose connection I8
therein is mounted on the other end of the cas
to pass to the drain.
_
ing 4I.
The cover members 42 and 45 serve to
Any suitable form of pumping means such, for
secure in place against the ends of casing 4| the
example, as the portable pump unit 24, detach 45 flexible diaphragms 4'I and 48, respectively, which
ably mounted upon the laundry tray 2i, may vlbe
operate in the manner hereinafter described to
employed -for withdrawing the stored water from
control the direction of flow of the water dis
the section I9 of said tray for reintroduction io
charged from the tub 32 of the automatic wash
the automatic washing machine I II.
ing machine I0 through the drain mechanism I6.
It'will be readily understood that any suitable 50
The casing 4I is provided with an internal, open
storage means and drainage outlet may be em
ended generally cylindrical tube 49 which is dis
' ployed in lieu of the laundry tray 2 I. Inasmuch
posed concentrically vwith respect to said casing t
as a laundry tray oi’ the type illustrated is usually
and advantageously formed integrally therewith,
standard equipment in many homes, it is ad
being held in place therein as by means of the
vantageous to employ one of the sections thereof 55 integral wall 50. The wall 50 also serves to di~
for the storage of the hot soapy water removed
vide the interior of the casing 4I into separated
‘ from‘the machine I 0 following the washing op
upper and lower generally annularly shaped,
chambers 5I and 52, respectively. An inlet 53 to
eration, while another of the sections may be
used to receive the water employed in the other
which the hose connection 25 from the pump 28
operations, all -of which is to be discharged to 60 is connected is advantageously cast integrally
the drain outlet.
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As illustrated in Figure 3 of the drawings, the
drain mechanism Il of the invention is connected
with the casing 4I so as to extend therethrough Y
and connect directly to the tube 49. It willbe
understood that any other suitable arrangement
as by’means of the hose connection 25 to the
of the parts or manner of their fabrication may
discharge side of the pump unit `26 mounted in 65 be'employed in the structure of the vcasing 4I,
and forming a part of the washing machine I0.
that illustrated being only by Way of preferred
example.
Y
The pump 28, which is driven by the main motor
21vthrough pulleys 28, 29 on said motor and
pump, respectively, together with the belt 30,
The tube 49 is preferably formed slightly
shorter in its axial dimension than the overall
is connected to the sump 3| of the tub 32 by 70 axial length of the casing 4I. Thus, the ends of
means of a suitable hose connection 33 through
the tube 49 which serve as seats 54 and 55 for the
which the water is removed from said tub and
flexible diaphragms 4'I and,48, respectively, are
discharged through the drain mechanism I8.
disposed inwardly from the open ends of the cas
TheV tub 32 of the typical automatic washing,
ing 4I and directly below the central openings 44
rinsing and drying machine surrounds a suitable 75 and 46 in the cover members 42 and 45, respec-
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tively. This arrangement of the seats 54 and 55
of the tube 49 provides a substantial space for the
movement of the flexible diaphragms 41 and 48 in
the casing 4| without interference. The inner
-most edges of the openings 44 and 46 in cover
members 42 and 45, respectively, are also advan
tageously tapered outwardly to facilitate the free
movement of the diaphragms 41 and 48.
The outer wall of casing 4| adjacent the point
where the outlets 35 and 36 join is bulged slightly
' as indicated in Figures 5 and 6 vto enable said out
lets to join the cylindrically formed casing in
substantially tangential relation thereby minimiz
ing the resistance to the passage of the fluid
therethrough. The outlet 35 interconnects with
the lower chamber 52’through the port 56 while
al finger portion 85 projecting substantially at
right angles to the longitudinal axis of said lever
for contacting the flexible diaphragm 41. The
lever arm 18 is connected to the crank arm 66
and the lever 61 with pin 12 by means of a pair
of link members 86 which are pivotally secured
to the lever 18 as by means of a pin 81 extend
ing through said lever adjacent the depending
portion 8| thereof. The link members 86 may
advantageously be bent outwardly in -that portion
of their overall length extending between the
pins 12 and 81 at the extremities thereof so as
to clear the coil spring 83 which is disposed
therebetween.
The flexible diaphragms 41 and 48 may be
formed of any suitable flexible material such, for
example, as rubber. artificial rubber, Neoprene
that, depending upon which end of the tube 49 is > or the like. To facilitate the manipulation of
opened to permit the fluid introduced thereto by 20 the diaphragms 41 and 48 by the lever arms 61
and 18 with respect to the seats 54 and 55. the
the inlet 53 to emerge therefrom, said inlet 53
center portion of said dlaphragms may advan
may be connected with either chamber 5| or
tageously be stiifened or reinforced as by means
chamber 52 and will, therefore, deliver fluid to
of a disk inserted or imbedded in the diaphragm
outlet 36 or outlet 35, respectively, as the case
may be.
inthe manner illustrated. The disk may be made
of metal or any other suitable stiffening material.
The cover member 42 is provided with a pair of
'I'he drain mechanism |6 .of the present inven
raised bosses 58 while the cover member 45 has
tion may be operated by any suitable electrical
corresponding bosses 59 yto which are secured the
circuit through conductors 62.
angles 60, 6| as by means of screws 63 threaded
When the solenoid 62 is energized, the core 64
into said bosses for supporting the solenoid 62. 30
thereof is shifted axially so as to approach the
The solenoid 62 has an axially movable magnetic
position shown in Figure 5. 'I'he recession of
core 64 which is adapted to be shifted from an
the core 64 moves the end of the crank arm 66
extended position such as that illustrated in Fig
attached thereto by the pin 68' upward pivoting
ure 6 of the drawings to a retracted position il
lustrated in Figure 5. The retracted position of 35 the arm slightly but principally raising its pivot
point about the pin 12 by which it is connected to
the core 64 is achieved by energizing the coil of
lever -61 and at the same time raising lthe lower
the solenoid 62 by supplyingvan electrical current
thereto by connecting the connections 65 into a > most ends of the link members 66 lwhich are
also connected to the pin 12. The shifting rof the
suitable electrical circuit.
One end of the crank arm 66 is ‘secured to the 40 pin 12 causes the lever 61 to pivot about its
mounting on the pin 10 in the boss 69 so as to
free end of the core 64 of the solenoid 62 as by
bring the finger portion 1| on said lever into con
means oi' the pin 68. The crank arm 66 is
tact with the stiil’ened central portion of the
adapted to pivot about a pin 12 which extends
flexible diaphragm 48 Iurging it against the seat
through an operating lever 61 arranged in con
the outlet 36 communicates with the upper cham
ber 5| as by means of the port 51. It will be seen
tiguous relation to the crank arm 66 at a point ad 45 55 on the tube 49 and thereby closing off the ’
lowermost end of said tube. _The spring 15 is
jacent one end of saidl lever. The other end of
extended slightly to cause the finger portion 1|
lever 61 is pivotally mounted in a bifurcated boss
with the core 64 of solenoid 62 in retarded posi
69 formed on the cover member 45 and secured
tion to apply sealing pressure of the diaphragm
therein by means of the pin 18. At a point in
termediate its ends the lever 61 is provided with 50 de against the seat 55 and permits the core 64
a finger portion 1| extending substantially at
right angles to the longitudinal axis oi’ said lever
to contact the iiexible diaphragm 48.
to seat itself properly to prevent chattering.
As the pin 12 on which the crank arm 66 is
pivoted moves upwardly, the link members 86 are
shifted in the directioniof their longitudinal axes;
The end of the lever 61 adjacent the core 64
of the solenoid 62 is provided with a cut away 55 This movement of the link members 86 shifts
the'pin 81 and the depending portion 8|l of the
portion 13 which is so formed that a portion of
lever 18 upwardly (as seen in Figures 5 and ,6)
the lever 61 which remains is adapted to contact
thereby extending the coil spring 83 against the
the pin 68 in the core 64 when said core is in its
anchor post 84. The lever 18 is simultaneously
extended position as indicated in Figure 8 of the
drawings. The free end of crank arm 66 has an 60 pivoted about the pin 80 in the boss 19 so as to
raise the finger portion 85 thereof with respect
aperture 14 therein which accommodates an end
to the flexible diaphragm 41. The pressure of
of a tension coil spring 1-5 the other end of which
the water introduced through the hose connec
4is hooked into an aperture 16 in lever 61 disposed
tion 25 and the inlet 53 to the tube 49 by the
adjacent the finger portion 1| thereon.
A second Operating lever 18 is pivotally 65 pump 26, which is started simultaneously with
the energization of the solenoid 62, raises the
flexible diaphragm 41 oil’ the seat 54 of the tube
49 causing the water withdrawn from the tub
mounted in a bifurcated boss 19 formed on the
cover member 42 as by means of a pin 80. The
lever 18 is provided at the end opposite that
mounted in the boss 19 with a depending portion
32 of the washing machine |6 to pass into cham8| having an aperture 82 in the lowermost end 70 ber 5|, through the port 51 therein, outlet 86 and
hose connection |1 into the storage section I9
thereof into which an end of a tension coil spring
ci’ the laundry tray 2|.
83 is hooked. The opposite end of the spring 83 is
When the solenoid 62 of the drain mechanism
anchored to a post 84 secured in any suitable
|'6‘is de'energized, the elements thereof will again
fashion to the cover member 45.
return to their relative positions illustrated in
Like the lever arm 61, lever 18 is provided with
Figure 6 of the drawings.
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they may be readily adapted to store or discharge
In so'doing, as the core 84 of the solenoid 62
of the drain mechanism I6 is extended, the pin
12 drops downwardly relieving the tension in
the spring 83 as the link members 86 are shifted
and the spring causes the ñnger portion 85 of the
water therefrom.
,
It will, of course, be understood that various
details oi construction may be varied through a
wide range without departing from the principles
of this invention and it is, therefore, not the pur
lever 18 to urge or snap the iiexible diaphragm
pose to limit the patent granted hereon otherwise
41 into contact with the seat 54 on the tube I9.
than necessitated by -the scope of the appended
The tension in the coil spring 15 is also relieved
claims.
with the shifting of the core 64 and the pin 12
We claim as our invention:
pivoting the lever 61 about'the pin 1|! and with 10
l. A drain mechanism for a. washing machine
drawing the finger portion 1| from contact with
or the like comprising a generally cylindrical cas
the ñexible diaphragm 41 so as to allow it to
ing, an open-ended substantially tubular member
drop away from the seat 55 of the tube 49 again
disposed within and in generally concentric rela
opening the lowermost end of the tube. Thepin
tion to said casing, a wall portion disposed sub
68 in core 64 of solenoid B2 moves downward
stantially perpendicularly with respect to the
away
portion
13
on
the
Y
until it contacts the eut
common axis of the casing supporting the tubular
lever 61 which is supported in its lowermost
member therein and separating the space be
position by the link members 86 and lever 18 the
tween the tubular member and the casing into a
finger portion 85 of which rests upon the stiiïened
pair of outlet chambers so disposed that each
central portion of the iiexible diaphragm 41 dis
communicates with an end `of the tubular mem
posed against its seat 5I.
ber, an outlet connection for each outlet cham
As the pump 26 is operated following the rins--
~ ber- an inlet connected to the tubular member,
ing cycle, the rinse water will be withdrawn from
the tub 32. discharged through hose connection
a pair of valves seated on each end of the tubular
25 member respectively, lever means for opening one
25, inlet 53 and into the chamber 52 in the cas
of said valves and contemporaneously closing the
ing 4| of the drain mechanism I6. The water
other, means for actuating the lever means t0v
passes through the port 56 in the chamber 52,
open one and then the other of said valves in
o-utlet 35 and the discharge hose connection I8
alternate
relation.
into the section 20 of the laundry tray 2| and
2. A drain mechanism for a washing machine
30
thence through the drain 23.
or the like comprising a generally cylindrical cas
When the next cycle of operations isinitiated,
ing, an,open-ended substantially tubular member
the»v tub 32 o! the automatic washing machine I0
disposed within and in generally concentric rela
may be refilled with the soapy water employed in
tion to said casing, a wall portion supporting the
the previous washing operation and stored in
tubular member in the casing and separating the
section I9 of the laundry tray 2|. This opera
interior of the said casing into a pair of cham
tion may be accomplished by the use of a suitable
bers in communication respectively with opposite
portable motor driven pump unit 24 the flexible
ends oi said tubular member, an inlet connected
hose connection of which is inserted into the
to the tubular member, an outlet connection for
upper end of the tub 32 through the cover I3.
each chamber, a flexible diaphragm positioned to
40
The soapy water may be again withdrawn for
be seated against each end of .the tubular mem
storage, or it may thereafter be discharged to
waste depending upon the number of times the
operator wishes to reuse the same soapy water
ber, a lever pivoted'on each end of the casing, a
link member connecting the two levers together,
and means on each lever to actuate the adjacent
supply. It will also be understood that in the 45 diaphragm to open and close the respective ends
period during which the water is‘stored in section
of the tubular member.
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I9 of the laundry tray 2| o. suitable heating coil
3. A two-way valve unit for handling fluid com- Y
or other satisfactory heating means may be em
prising a casing, an inlet in said casing, a, pair of
ployed to raise the temperature of the water or
chambers- in the casing separated from each
maintain i-t substantially that required for the
other but having axially aligned parts communi
completion of the washing operation.
‘
cating with the inlet, an outlet. for each chamber,
It will be understood that any suitable storage
a flexible diaphragm for each chamber positioned
means may be employed for the temporary stor
lto be seated on the respective port «to close the
age of the soapy water discharged from the tub
32 and any form of drain may be associated with
the outlet connection I8 for the discharging of
the water employed in the several laundering op
erations to the waste outlet. The laundry tray 2 |is particularly advantageous for the reason that
y most homes are equipped with such a fixture and
same, lever means pivotally 4mounted on the cas
- ing for opening one of said flexible diaphragms
and closing the other, and means for actuating
the lever means.
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«PETER EDUARD GELDHOF.
LUTHER RINGER.
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