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Патент USA US3093000

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June 11, 1963
P. scHYNs
3,092,990
APPARATUS FOR TREATING TEXTILE PRODUCTS BY MEANS OF LIQUIDS
Filed April 27, 1961
s Sheets-Sheet 1
INVE/V70R
Pl ERRE SCH YN5
67
ATTORNEYS
.June 11, 1963
P. SCHYNS
3,092,990
APPARATUS FOR TREATING TEXTILE PRODUCTS BY MEANS OF LIQUIDS
Filed April 27'. 1961
3 Sheets-Sheet 2
l NVENTO/‘F
P/ F/FA’E SCHYNS
I47TOFFNEY5
June 11, 1963
P. SCHYNS
3,092,990
APPARATUS FOR TREATING TEXTILE PRODUCTS BY MEANS OF LIQUIDS
Filed April 27, 1961
3 Sheets-Sheet 3
I NVENTOR
PI E?/FE SCH YNS
gyyhmwww
ATTORNEYS
3,092,990
United States Patent
Patented June 11, 1963
1
2
3,092,990
The invention is diagrammatically illustrated by way
of example in the accompanying drawings, in which:
APPARATUS FOR TREATING TEXTILE PRODUCTS
BY MEANS OF LIQUIDS
FIGURE 1 is a sectional elevation of the apparatus ac
cording to the invention which is provided for the dyeing
Pierre Schyns, Brussels, Belgium, assignor to Etablisse
of textile ?bers rolled on bobbins;
FIGURE 2 is a view on an enlarged scale of a part of
ments Callehaut-De Blicquy, societe anonyme, a com
pany of Belgium
FIGURE 1;
Filed Apr. 27, 1961, Ser. No. 106,121
Claims priority, application Belgium May 2, 1960
FIGURE 3 is a view of a detail of FIGURE 2;
FIGURE 4 is a perspective view of a modi?cation of
3 Claims. (Cl. 68-189)
The present invention relates to an apparatus for treat
'
10 a part of FIGURE 2;
FIGURE 5 is a plan view corresponding to FIG
ing textile products by means of liquids, vfor example a
URE 4;
dyeing apparatus of the kind comprising a closed vessel
FIGURE 6 is a view corresponding ‘to FIGURE 5 but
?lled with an appropriate liquid and enclosing a support
indicating another relative position of the elements shown,
consisting of a series of tubes perforated along their 15 and
whole length on which are threaded the spools and pack
FIGURE 7 shows an elevation and in section a part
of a similar apparatus to that of FIGURE 1, but in which
connected to a receiver disposed in the vessel and com
is used the modi?cation according to FIGURES 4 to 6.
municating with the interior of ‘the vessel, a pump with
In the different ?gures the same reference numerals des
reversible operation being provided in the vessel enabling 20 ignate the same parts.
the liquid to be moved in a closed circuit through the
The apparatus shown in FIGURES 1 to 3 consists of
receiver and the vessel in such manner that the textile
a vessel 1 closed by a cover 2, and which, when the ap
ages of the textile product :for treatment, the tubes being
product is traversed by a stream of liquid issuing either
paratus is in operation is entirely ?lled with a suitable
from the interior of the tubes towards the exterior or in
versely.
liquid for treatment.
The closed vessel 1 includes a
25 cylindrical flat receiver 3 the external diameter of which
In apparatus of this kind it is advantageous to use a
is less than the internal diameter of the vessel 1 so that
static pressure, on one hand to ensure a maximum yield in
an annular passage is presented between the periphery
the circulating pump but on the other hand to render it
of the receiver 3 and the vessel 1. The receiver 3 serves
possible to work with the water at ‘a temperature higher
to support a series of perforated tubes 4 on which are
than 100° C. To secure this static pressure in known 30 threaded spools and packages 5 of the textile product to
apparatus, different systems ‘are used utilizing compressed
air pressure or auxiliary pumps operating under pressue,
be treated. The perforations 6, provided along the whole
length of the tubes 4 permit the liquid ?lling the vessel
or hydraulic pressure.
1 to be moved across the packages 5 alternatively from
the interior towards the exterior and reciprocally by means
this static pressure by means of the circulating pump it 35 of a circulating system hereinafter described.
self which clearly constitutes considerable simpli?cation.
The circulation of liquid, in ‘a closed circuit, circulating
For this purpose the apparatus according to the inven
through the receiver 3 and the vessel 1, is effected by a
tion comprises in combination a closed liquid vessel, a
pump 8 whose stator 9 carries on its upper part a cap 10
receiver in said vessel, a plurality of perforated tubes for
forming the inlet ‘for the receiver 3. The vent-s 11 are
supporting the textile products mounted on said receiver 40 provided in the base of the stator 9, and placed in the
and communicating therewith, ‘an external liquid res
interior ‘of the vessel 1, are in communication with the
ervoir, a pump stator mounted in said vessel on the inlet
interior of the receiver 3 through the intermediary of the
of said receiver, a shaft in said stator, means for rotating
rotor 12 of the pump 8. The rotor 12 is mounted on a
The present invention has for its chief object to provide
said shaft, a pump rotor on said shaft for reversible
shaft 32 rotated by a motor 34.
The rotor 12 carries the hollow blades 13v which are
said perforated tubes and said vessel, channels in said
shown on an enlarged scale in FIGURE 3. In the ex
rotor, hollow blades carried by said rotor, a socket pro
tension 14 of these blades is vformed a bent channel 15
vided around said shaft, a chamber limited by said shaft
which extends into the interior of the blades and is thus
and said socket, the interior of said blades communicating
in contact with a chamber 16 which is limited 'on the one
with said chamber through said channels, and means for 50 hand by the shaft 32 and on the other hand by a cylin
connecting said chamber to said external reservoir.
drical member 17 in which is formed a channel 18' ex
The present invention has further among its objects to
tending in a conduit 19 connected to a reservoir 20 which
liquid circulating in closed circuit through said receiver, 45
enable in simple manner the quantity of liquid for treat
can be opened or closed and which is ?lled with the liquid
ment distributed by the circulating pump to be controlled.
for treatment. The rotor 12 through the hollow blades 13
For this purpose the stator is externally limited by a re 55 sucks liquid from the reservoir 20 and as a result of the
volving surface and provided with a series of vents, the
centrifugal force stirring the liquid in the hollow blades
apparatus comprising further a ring arranged in said
a static hydraulic pressure is maintained inside the vessel
vessel around said stator, a series of openings provided
1. The hollow blades play the part ‘of a safety valve in
in said ring corresponding to said vents and means for
the case where an expansion of liquid is produced, for
rotating said ring around said stator so as to close more 60 example on increase of temperature. In the case of cool
or less completely the vents of the stator.
ing contraction of the liquid in the vessel 1 is compensated
Another object of the invention consists in making it
possible to use the circulating pump in an apparatus just
described for emptying the vessel. To this end, the ring is
for by the introduction ‘of a supplementary quantity of
liquid through the hollow blades of the rotor 12 which en
ables the static pressure, corresponding to the speed of
provided, in one of the parts between two consecutive 65 rotation of the rotor, to be restored. As soon as the
openings, with an ori?ce, the apparatus comprising fur
vessel 1 is full and the desired static pressure has been
ther a blow-01f pipe in said vessel which opens out exter
reached, the hollow blades 13 no longer operate so that
nally of the vessel, and means for connecting said ori?ce
there is no further exchange of liquid between the vessel
and thus the interior of the stator to said pipe when said
1 and the reservoir 20.
ring is brought to that position in which the vents of the 70
By reason of the construction \as hereinbefore described,
a static pressure is always maintained on the suction side
stator have to be completely closed.
3,092,990
3
of carrying out the invention described and modi?cations
may be introduced without departing from the scope of
the invention.
I claim:
of the pump, whatever the direction of rotation of the
rotor.
In the embodiment shown in FIGURES 4 and 7 the
lower part, which is externally limited by a cylindrical
1. Apparatus for treating textile products by means
surface, of the stator 9 is surrounded by a ringrzl pro 5
of liquids comprising in combination a closed liquid ves
vided with openings 22 corresponding to the vents 11 of
sel, a receiver in said vessel, a plurality of perforated
the stator 9. The ring 21 lies on the base of the vessel 1
tubes for supporting the textile products mounted on said
and can be displaced around the stator 9 by means of an
receiver and communicating therewith, an external liquid
arm 24 which is secured to a lever 25. On the lever 25
is mounted ‘a rod 26 to which is connected a bar 27 inte
10 reservoir, a pump stator mounted in said vessel on the
gral with the ring 21. The arm 24 can be turned around
its axis from the outside which enables a certain angle
of rotation to be given to the ring 21 in either direction.
The angular displacement of the ring 21 with respect to
inlet of said receiver, a shaft in said stator, means for
rotating said shaft, a pump rotor on said shaft for rever
sible liquid circulation in closed circuit through said re
ceiver, said perforated tubes and said vessel, said rotor
the stator 9 wholly or partly obturates the vents 11 of 15 being provided with channels, hollow blades carried by
said rotor, a socket provided around said shaft, a chamber
the stator 9. One of the parts of the ring 21 separates
two consecutive ‘openings 22, the. part designated by 28
being provided with an ori?ce 29 around which is mounted
a short conduit 23 terminating in a bevel and disposed in
alignment with a conduit 30 which is extended by a
blow-o? pipe 31 which opens out in the exterior of the
limited by said shaft and said socket, the interior of said
blades communicating with said chamber through said
‘channels, and means for connecting said chamber to said
external reservoir.
2. Apparatus as claimed in claim 1, in which the ex
ternal surface of said stator is :a surface of revolution
vessel 1 to a discharge container. A flow relation between
and is provided with a series of vents connecting the
the conduits 23 and 30 only exists when the ring 21 is
interior of the stator to the vessel, the apparatus com
in the position shown in FIGURE 5, that is to say the
position in which the vents not the stator 9‘ are com 25 prising ‘further a ring arranged in said vessel around said
stator, a series of openings provided in said ring corre
pletely closed. In this case the stator is no longer in
sponding to said vents and means for rotating said ring
?ow relation with the interior of the vessel 1. One can
around said stator whereby the vents of the stator can
then, as shown in FIGURE 7, drive the contents of the
be selectively opened and closed.
'
vessel 1 towards the outside or re?ll the vessel 1 accord
3. Apparatus as claimed in claim 2 in which said ring
30
ing to the direction of rotation of the rotor 12.
is provided, in ‘one of the parts between two consecutive
' If the ring 21 is placed in a position in which the vents
openings, with an ori?ce, ‘the apparatus comprising fur~
-11 are completely open ‘an identical situation is then pro
vided as shown in FIGURES 1 to 3.
ther a blow-o? pipe in said vessel which opens out ex
ternally of the vessel, and means for connecting said
If the ring 21 is put into an intermediate position such
as that of FIGURE 6, the quantity of liquid distributed 35 ori?ce and thus the interior of the stator to said pipe
when said ring is brought to that position in which the
by the circulating pump is diminished. Thus it will be
vents of the stator have to be completely closed.
understood that the ring 21 enables the regulation ‘of sup
ply of the circulated pump. ‘
It ‘will be further understood that by means of a par
ticularly simple apparatus a static pressure can be created
by the suction of the circulating pump whatever the direc
tion of rotation ‘of the circulating pump; the supply to this
pump may moreover be controlled. Finally, by means
of the circulating pump it is possible to empty or to ?ll
45
the vessel.
The present invention is in no sense limited to the form
References Cited in the ?le of this patent
UNITED STATES PATENTS
2,437,987
2,577,727
Wolfenden ___________ _._ Mar. 16, 1948
Abbott ______________ __ D60. 11, 1951
7 1,025,874
France _______________ __ Jan. 28, 1953
FOREIGN PATENTS
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