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Патент USA US3098381

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July 23, 1963
.
G. FLEISSNER
3,098,371
PERFORATED DRUM MATERIAL TREATMENT DEVICE
HAVING A PLURALITY 0Fl TREATMENT ZONES
Filed Oct. 26. 1960
INVENTOR.
Gerold Fleissner
McGlew 8 Toren
ATTORNEYS.
United States Patent 0 "ice
3,098,371
Patented July 23, 1963
2
1
the outer circumference of the casing surrounding the
3,098,371
sieve drum is divided into numerous individual zones
PERFQRATEI) DRUM MATERIAL TREATMENT
DEVICE HAVING A PLURALITY 0F TREAT
NiENT ZONES
which may be separately fed by treatment ?uid which is
blown selectively into one or more of the zones as desired
under the regulation of control means arranged at one
Geroid Fieissner, Egelsbach, Germany, assignor to Fleiss
end of the drum.
ner G.m.b.H., Egeishach, Germany, a German ?rm
The arrangement is such that each
zone surrounding the sieve drum is associated with or in
communication with a supply duct fed by a ventilator or
fan. In such a manner it is not necessary to employ
Filed Set. 26, 1960, Ser. No. 65,159
Claims priority, application Germany Oct. 26, 1959
13 Claims. (Cl. 68-5)
10 guiding or de?ecting means, such as baf?es or blades on
This invention relates, in general, to devices for treat
ing materials and, in particular, to a new and useful de
vice for treating air permeable goods such as textile ma
terials and includes various zones through which the
goods are passed which include means for directing ?uid 15
the interior of the drum as in prior art constructions.
The invention is based on the consideration that the
amount of air ‘from a given zone 1 surrounding the sieve
drum is sucked off and reaches an associated zone 1
and the like.
?uid to the zone 1 surrounding the sieve drum. if, de
pendent on the nature of the goods treated, there should
The invention is principally concerned with the treat
ing ‘of materials such as textile goods in web or sheet
increased resistance posed by the goods in the related
through the goods for effecting steaming, drying, ?xing
through the fan which again discharges or gives off this
occur 'a certain displacement of the air current due to an
form, including loose ?bers, ?eeces and the like.
20 zone, ‘for example, then in accordance with the present
Prior to the present invention, apparatus have been
construction it is possible to adjust the discharge from
provided for ‘advancing textile fabrics and materials
the fan into the corresponding zone to increase the pres
through treatment zones but such devices ‘have many dis
sure therein if desired. On the other hand, the discharge
advantages. In some instances, the devices require sep
from the fan may be regulated so that it completely by
arate means for securing the fibers on a conveying mech
anism while they are transported, and, if the apparatus
25 passes a given zone or delivers a quantity of ?uid thereto.
‘The present invention includes a casing having con
is divided into zones, such zones are not arranged in a
trollable air inlet openings which may be opened or
manner in which treatment of a diiferent nature could
closed easily at will. Similarly, controllable ‘air outlet
be ‘carried on in successive zones and the arrangement
means are provided preferably at a ‘location on a side
was not compact or of a nature to permit e?icient han 30 .Wall of the ‘casing of the apparatus.
dling of the treatment ?uid by means of a single fan.
In some prior art constructions, sieve drums have been
provided for transporting textile materials around there
The arrangement of the air inlet openings and the dis
charge openings are such that a minimum amount of
resistance to ?uid ?ow is set up by the circulation within
on while the goods were being subjected to treatment.
the device. For such reasons, the air inlet openings are
‘In such constructions, however, the sieve drum casings 35 preferably arranged in radial direction in respect to the
have always been divided both on the inside and the out
sieve drum, while the air outlet ?aps are arranged in
side ‘of the sieve drum into zones. ‘In such constructions
axial direction.
A further ‘feature of the invention is the provision of
in 1alignment with similar zones on the outside of the
means for conducting ?uid to each zone individually for
drum have been "connected with one or more fans which 40 effecting various treatment of the fabrics as they are ad
must always be arranged within the interior of the drum
vanced on the sieve drum. For example, in some in
and the zones de?ned therein. Such a construction re
stances steam is admitted through such lines, or chemicals
sults in an expensive casing arrangement on the one hand,
for treating the fabrics are added. In addition, the ap
the zones which are arranged on the inside of the drum
and difficulty in operating such devices is common.
paratus advantageously includes separate heating units
Moreover, due to the long guide paths for the ?uid 45 located ‘at the inlet end of each zone to heat a ?uid such
which must travel from a zone ‘outside the sieve drum
as air which is circulated by the fan.
through the sieve drum and into a zone inside the sieve
An object of this invention is to provide an improved
drum, ‘considerable friction losses occur which add to
device for transporting materials through a plurality ‘of
the power requirements. In addition, the prior art con
treatment zones.
structions employ auxiliary means for securing the goods 50 A further object of the invention is to provide ‘an im
to the sieve drum as they are transported.
proved sieve drum casing and fan arrangement for ad
In accordance with the present invention, the prior art
vancing materials through a plurality of treatment zones.
disadvantages are overcome by means of a sieve drum
A further object of the invention is to provide a device
construction including an outer casing which is divided
for advancing materials through a plurality of treatment
into zones surrounding the sieve drum and in which a 55 zones including 1a sieve drum, a casing surrounding the
single ‘axial intake and radial discharge fan is arranged
sieve drum with *a plurality of zones de?ned therearound
at one end of the sieve ‘drum ‘and employed to direct
?uid through selective ones of the zones surrounding the
and a single fan arranged at one end ‘of the drum and
. e?ective to ‘draw ?uid through the perforations of the
outside of the drum and then downwardly through the
drum and direct them selectively into the various zones
sieve drum and to the inlet of the fan arranged at one 60 surrounding the drum.
end thereof.
A further object of the invention is to provide a textile
An important advantage of the present invention is
that the vfan effects suction on the sieve
and the
holding of the goods thereon is effected solely through
the action of the fan.
The construction includes an ar
material treatment device which is simple in design, rugged
in construction, and economical to manufacture.
The various teatures of novelty which characterize the
65 invention are pointed out with particularity in the claims
rangement by which the materials to be treated are fed
‘ annexed to and forming a part of this speci?cation. For
to a position on the drum at one side of the casing and
a better understanding of the invention, its ‘operating ad
advanced around the drum at the interior of the casing
vantages and speci?c objects attained by its use, reference
to a discharge point on the same side as the inlet, thus
passing the fabrics through the numerous interior stages 70 should be had to the accompanying drawings and de
scriptive matter in which there is illustrated and described
in the drum ‘for treatment purposes.
An essential advantage of the invention resides in that
' a preferred embodiment of the invention.
3,098,371
3
In the drawings:
FIG. 1 is a transverse section taken on line 1—1 of
FIG. 3 of a textile material treatment apparatus con
structed in accordance with the invention;
FIG. 2 is a perspective elevational view with portions
of the apparatus removed including the end cover taken in
the vicinity of line 2--2 of FIG. 3;
4
stances, the walls 8 are only partial walls and do not ex
tend along the complete length of the device and may be
adjusted axially in order to provide a variation in the
treatment of the material. In many instances, a staggered
arrangement of plates 8 of smaller dimension than the
length of the casing 16 is provided.
The heat exchangers 15 normally function with each
of the heating elements either fully heated or completely
FIG. 3 is -a perspective elevation partly ‘broken away of
turned off. However, it should be appreciated that the
the textile material treatment apparatus; and
FIG. 4 is a ‘fragmentary perspective view indicating the 10 effective heating surfaces may be changeable.
Materials of all types may be treated in a device of
battle controls.
this nature and not solely textile material. In those cases
Referring to the drawings in particular, the invention
embodied therein includes a textile material treatment
in which textile materials are used, such materials as wool,
device generally designated 14, which, in the present
?ber, ?eecy webs of synthetic materials, cellulose, etc.,
embodiment, includes an outer substantially octagonal cas 15 may be advantageously treated.
The fan may work to maintain high pressure conditions
ing 16. The casing 16 includes an opening 18 on one
and a high pressure drop across the sieve openings of the
side into which the goods or materials 50 which are to
sieve drum or it may function at low pressure conditions.
be treated are introduced. The goods are passed around
By means of the air inlet vent and air outlet vent 10 and
guide rollers 20 and onto a large sieve drum 12. The
sieve drum 12 is provided with a multiplicity of perfora 20 11, it is possible to arrange the mechanism so that air
?ows only through one zone of the device, for example
tions and ?uid is drawn from the exterior of the drum
zone 1, and in such a case recirculation is not effective.
through the fabric materials 50 and out through an open
It should be appreciated that a great number of possi
ing in an end wall 22 by a ventilator or fan generally
bilities of variation of the treatment and ?uid ?ow in
designated 9. An opposite wall 24 of the sieve drum is
supported on suitable ‘bearings 26 and substantially closes 25 each zone is possible. For example, the treatment may
be effected in a certain sequence such as drying, ?xing,
this end of the drum.
The fan generally designated 9 includes blades 28
which are arranged to draw ?uid in through a central
steaming and crimping. It is also possible to advance the
materials by insuring a slight slippage on the drum by
maintaining a lesser rate of speed at the inlet.
inlet 30 and discharge it radially through a discharge 32.
In some instances, the heating elements are arranged
In accordance with the invention, the casing 16 is di 30
to heat the fabric with increasing intensity as it ?ows
vided by a plurality of radially extending walls 8 into a
through the successive zones. Of course, it is also possi
plurality of zones numbered 1 to 7, inclusive. A collect
ble to cool the air being circulated in some of the zones
or to cool the air continuously, for example, after a
35 maximum temperature is reached. In some instances
tively to one or more of the zones 1 to 7.
radiating heating means or infra-red elements are used.
A feature of the construction is that heating elements
In such cases, it is preferable that they are arranged in
15 are arranged in one or more of the zones 1 to 7 which
front of the apparatus or that they are provided in the
are in communication with the collecting duct 34. Thus,
individual zones.
for example, it is possible to direct heating air into zones
The fan preferably operates in such a manner that in
7, 6 and 5, if desired, by directing the ?uid over the heat 40
the region of the free passage for the ?uid, i.e. at the
ing elements 15 for such zones. Of course, the heating
drum perforations 12, the ?uid will have a velocity of
elements may be provided for each zoneand if so desired
at least-8 meters per second.
may be disconnected for selective zones.
vWhile a speci?c embodiment of the invention has been
The apparatus further includes conduit means 36 which
ing duct 34 with individual tba?ie control means 45 is
provided to deliver ?uid discharged by the fan 9 selec
are connected to one or more zones, such as zones 7, 6 45
and 5 indicated in FIGS. 1 and 2. Through these conduit
means 36, it is possible to direct treatment ?uid, such as
steam, chemicals, or the like, for spraying these materials
onto the fabrics through nozzles 38 provided for such pur
50
poses.
The fan 9 is driven through suitable belting 40 by means
of a small electric motor 42 mounted at this end of the
shown and described in detail to illustrate the applica
tion ‘of the invention principles, it will be understood that
the invention may be embodied otherwise without depart
ing from such principles.
Having thus described the invention, what is claimed
as new and desired to be secured by Letters Patent, is:
1. A device for treating permeable materials, compris
ing a rotatable perforated drum closed at one end and
having an opening at the opposite end, a casing surround
ing said drum, wall means on the interior of said casing
and an adjustable air discharge vent 11 arranged on an 55 extending from the interior wall of said casing inwardly
to a 'location spaced radially from said drum by an
end wall 44. Both the air inlet vent l0 and the outlet vent
casing 16. The casing is provided with an adjustable air
inlet vent 10 arranged on one 'or more of the side walls
11 are adjustable and, of course, they may be closed alto
amount to permit passage of material on said drum and
gether to permit solely recirculation of the ?uid within
the casing 16. For this purpose vent 11 is hinged at 11’
de?ning a plurality of zones in said casing between the
interior wall thereof and said drum, and a fan having an
inlet disposed in the opening at one end of said drum and
including means to discharge ?uid into said zones.
and may be swung on hinge 11’ in the direction of the
arrow to adjust the amount of opening.
The embodiment of the invention described is particu
2. A device for treating permeable materials, compris
ing a rotatable perforated drum having an opening at one
end, a casing surrounding said drum, wall means de?ned
the fan 9 may have blades 28 larger than 1.5 meters in
65 on the interior of said casing extending from the interior
diameter.
wall thereof inwardly to a location spaced radially from
After the materials are brought around ‘on the drum
said drum by an amount to permit passage of material
back to the opening 18, they are guided over rollers 46
on said drum‘ and de?ning a plurality of zones in said cas
to further apparatus not shown.
ing between the interior wall thereof and said drum, a fan
The treatment means may be conducted over the mate
rial within the various zones either in direct current rela_ 70 having an inlet disposed in the opening at one end of said
drum and including means to discharge ?uid into said
tionship or in counter current relationship in respect to
zones, and means at one side of said casing for guiding
the movement of the goods.
material onto said drum and for conducting material
The plates 8 are advantageously adjustable, at least
away from said drum.
near their extremities, in order to provide slight varia—
3. A device according to claim 2, including heating
tions in the extent of the zone, as desired. In some in 75
larly intended for very large installations, for example,
8,098,371
6
9. A device according to claim 8, including means for
means disposed in a path of ?uid delivered to at least one
directing ?uid into at least one of said zones.
of said zones.
10. A device according to claim 8, including an adjust
4. A device according to claim 3, including means for
conducting treatment ?uid to at least one of said zones.
able air vent de?ned in a Wall of said casing.
5. A device according to claim 2, including ?uid inlet
and ?uid outlet means de?ned in said casing.
6. A device according to claim 5, wherein said ?uid
11. A device according to claim 8, including an adjust~
able air vent discharge de?ned in an end wall of said
outlet means is on an end wall of said casing and said
?uid inlet means is on a wall intermediate the ends there
12. A device according to claim 8, including heating
elements disposed to heat ?uid directed by said fan into
casing.
10 at least one of said zones.
of.
7. A device according to claim 2, including an adjust
able discharge vent on a side wall of said casing.
8. A device for treating permeable materials, compris
ing a multi-sided casing, a rotatable perforated drum dis
posed completely within said casing at a spaced location 15
from the interior walls thereof, dividing walls extending
inwardly from the interior wall of said casing to a closely
spaced position in respect to said drum and de?ning with
in said casing a plurality of zones, said drum having an
opening at one end thereof, a fan including blade means 20
having an inlet disposed at the opening of said drum and
a ‘discharge ‘for delivering ?uid taken in through said inlet
into said zones, means for rotating said fan, and means
for ‘guiding material onto said drum and for guiding said
material off said drum.
13. A device according to claim 8, including means for
directing a secondary ?uid into at least one of said zones.
References Cited in the ?le of this patent
UNITED STATES PATENTS
354,797
1,807,580
1,907,429
2,080,635
Lorimer _____________ __ Dec. 21, 1886
Allsop ________________ __ June 2, 1931
2,494,807
2,919,496
Haeberlin ____________ __ J an. 17, 1950
Fleissner ______________ __ Jan. 5, 1960
Masland ______________ __ May 9, 1933
Schramek ____________ __ May 18, 1937
FOREIGN PATENTS
207,264
Australia _____________ __ Apr. 1, 19-57
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