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Патент USA US2110778

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March 8, 1938.
l
D. TÉATINI
` 2,110,778
CENTRIFUGAL SEPARATOR
Filed July '7, 1956
6 Sheets-Sheet 1
l
.March 8, 1938,
D. TEATINI
2,110,778
CENTRIFUGAL SEPAHATOR
Filed July 7, 193e
e sheets-sheet 2
March S, 1938.
D. TEATINI
CENTRIFUGAL sEPARAToR
Filed July 7, 1936
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2%940.
2,110,778
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March 8, 1938.
D. TEATINI
2,110,778A
CENTRIFUGAL SEPARATOR
Filed July '7, 193e
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‘March 8, 1938.
D. Tr-:A'rlNl _
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2,110,778
CENTRIFUGAL SEPARATOR
Filed July '7,` 1956
6 She’ets-Sheet 5
March 8,1938.
'
D. TEATINI
CENTHIFUGAL
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SEPARATOR
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Filed July '7, 1936
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2,110,778
Patented Mar. 8, 1938
PATENT OFFICE
UNITED STATES
anon-za
CENTBJFUGAL SEPARATOB.
Dario Teatini, llougaerde, Belgium
~. Application July "l, i936, Serial No. 89,401
In Belgium July 15,1935
11 claims. (criar-_19)
Figure4isaview ofthepartsshowninFigure
This invention relates to centrifugal. separa
tors and to methods of producing blocks of solid
material.
l
3 as seen from the right,
Figure 5 is a partial section through the-drum
of a modiñed construction of the separator,
Figure 6 is a view of the parts shown in Figure
~
One object of the invention is to provide a
method of producing blocks from a mixture of a
5 as seen from the right,
solid and a liquid by simultaneously separating
the liquid from the solid and depositing the solid
Figure 7 is a pla‘n viewlof the- parts shown in
Figure 5 as seen from above,
in moulds by centrifugal action, then removing
Figure 8 is a section on the line 8-3 of Fig
ure 5,
the blocks from the moulds. A supersaturated
10 solution of the solid material may be forced
Figures 9, 10, and 11 show various forms of
partition members.
' through the solid deposited in the moulds by cen
trifugal action so that the solution partly crys
Figure 12 shows a modiñed construction of the
tallizes in the solid in the moulds and' cements
partition members and
the block together. To facilitate removal of the
stituted by the spaces between ilexible ribbed
used in Figure l2,
partitions which may be separated from one an
other after the blocks have been formed and then
ure 12 as seen from the left.
bent so as to free the blocks.
20
20
‘Figures 18 and 19 are a verticalsection and a _
moulds detachably mounted in the drum to cover
its perforated wall so that solid material will be
planrespectively of yet another modification of
the centrifugal separator, while
» deposited by\centrifugal action i'n the moulds
~ while liquid material will pass through the
“Figures 20 to 25 inclusive illustrate yet fur
ther constructions by which the partition mem
moulds and the perforated wall of the drum and
will be separated from the solid material.
bers may be mounted in the drum,
tion of separator, parte being broken away.
Figures 27 and 28 are front andside elevations
respectively of .a shaping unit employed in the
30 a simple and convenient construction of the
moulds. The moulds are preferably made from
ñexible partitions formed with ribs which par
separator‘shown in Figure 26.
' titions when assembled together constitute a
Figures 29 and 30 are sections on the lines
cellular structure the cells of which correspond
35 to the size and shape of the desired blocks. The
partitions are preferably ilexible and may be se
35
29-29 and 30-30 of Figure 27.
lFigure 31 is an enlarged view of a part of Fig-,
cured directly to a crown on the drum or they
ure 27 and,
ure 32, and
corrugated plate C or any other known support.
The drum is provided with an external flange a
' on which rests and to which is iixed a crown D.
„J
Figure 2 is a plan of the separator shown in
Figure 1,4 certain parts -being broken away to
'
Figure 3 is a detailed section showing a cap
and a part of a 'partition suspended from they
can.
_
’
_
is mounted a sieve B by means of a perforated
-
Figure 1 is a diagrammatic sectionl through
the drum of a centrifugal separator in accord
show the construction,
- .
Referring to Figures l to 4 the separator com
prises a perforated rotary drum A inside which 451
»
'
.
the centrifugal separator.
and the invention also comprises certain new and
In the accompanying drawings,
>
Figure 34 is a view_of the block produced by
useful features of construction hereinafter de
- -
-
Figure 33 is a plan oi the parts shown in Fig- 4o
several mechanisms embodying the invention,
__..
-
Figure 31,
'
Various other objects of the presentAnvention
will be apparent from the following description of
ance with the 'inventionr
'
Figure 32 is a section on the line 32-32 of
maybe secured to-a cap' which is secured to the
60
'
Figure 26 is a plan through another construc
~~ A further object of this invention is to provide
scribed and claimed. `
' '
Figure 17 shows a modiñcation of the .arrange
ment shown in Figures 12 to 16.
a centrifugal separator comprising a rotatable
v
.
Figure 16 is a plan of Athe parts shown in
.
Another object of this invention is to provide
crown of the drum.
.
Figure 15 is a view of the parts shown in Fig
" drum having a perforated wall and a plurality of
45
_
Figures 13 and 14 show the >partition:members 15
15 blocks‘from the moulds they are preferably con
-
`
'I'he latter, projects towards the -interior of the 56
drum A and'partly fits in caps E. each support
Ving a mould unit F. These structures collective
ly entirely cover the internal periphery of the
drum A and possess the partitions required for
‘ shaping the treated produ
, to the desired di- ß
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2,1 10,778
ly aifeeting the colour of the product inthe case
of the application to -the sugar industry, holes
es have been pierced in the boundary wan of thet
handle e2, the said holes thus opening to the
exterior of the basket A. The frame M'is formed
of lateral plates Mi and M2 mounted at their
plates, and in particular, cakes having on one of
the faces or both faces grooves r of the desired
pivot e5 provided in each cap E,'while the plate
_visible in Figure 32 with their transverse ribs kl.
'The said plates have a depth (Figure 28) equal to 10
that to be given to the cake of Figure 34, and
depth. as indicated in Figure 34. ,
Figures 31, 32 and 33 of the accompanying
drawings show especially an arrangement of the '
plates for producing cakes of this kind.
Each frame M contains a certain number of
base on pivots I I and l2 carried by a sole L. In ,
its upper part, the plate MI> is mounted on a plates f disposed one against the other, as clearly
10 M2 is terminated by a projection M3 projecting
into a recess in the cap E and held there by a
« the »distance between the ribs kl will determine
second spring catch E2.
The sole L of each frame M rests, as described
with reference to Figure 5, in the drum A on a
15 base crown provided with registering projections
which project into corresponding recesses s in
the said sole.
V
Inserted vertically in the frame M are parti
tion plates f clamped against the'plates MI and
20 M2 and guidedon» their bases- by a_ rib q pro
the height of the c_ake. In order- to produce the
grooves r, other plates f2 provided with longitu
dinal ribs k2 are placed against the unribbed faces 15
of the plates f'. as shown in Figures 31 to 33.
The said longitudinal ribs k2 have a height cor
responding to the depth to be given to the grooves
r in the cakes. In the present case, the longitu
dinal ribs k2 have been recesse'd slightly at the
place where they meet the transverse ribs kl
for permitting the assembling of the plates. It
vided in the sole L of the frame projecting into
notches p in the plates. The said plates are pro
vided, at predetermined intervals.. with ribs' k \is obvious that the converse arrangement could
formed, for example, by stamping from a thin be employed. For stripping from the moulds, the 25
plates f2 are withdrawn before imparting to the
»plate made of a metal or alloy of metals possess
ing suitable resiliency'. Under these conditions, plates f the curvature necessary for stripping off
in order to strip the blocks filling the cells the blocks.
It is obvious that constructional modifications
vbounded by successive plates and their ribs kl,
it is merely necessary, after having separated may be made in the devices described without de
the plates froml their frame, to impart to them parting from the scope of the invention and it is
a sufficient outward curvature. Consequently, the intention therefore to be limited only as in
the ribs kl move apart, releasing the crystallized dicated by the scope of the following claims.
blocks.
,I claimr-
.
Longitudinal flanges a are provided externally
on the lateral plates Mi and M2 andclose the
joints between adjacent units. Furthermore, in
orde'r that a group of successive plates f may
occupy a rectangular space although the frame
M is not rectangular, a smooth plate fi is in
40 serted between two groups of three or four ribbed
plates, and as indicated in Figure 2, has a thick
ness which increases towards the exterior _of the
circumference of the cellular unit.
In a general manner, under the action `of the
.
1. A centrifugal separator, comprising a ver
tically arranged open topped rotatable drum hav 35
ing a perforated side wall, a crown ring` mounted.
on the rim _of said drum, a plurality of removable
moulding units of cellular structure covering
said perforated wall,- a plurality of caps detach
ably suspending said moulding units from said
crown ring and detachably supporting said cellu
lar structure of said moulding units and locating
means on said crown ring,and a spring catch ,
housed in said caps cooperating to locate said
centrifugal force, the solid-liquid mixture for ex- ,
caps on said crown ring.
being followed by a liquid (for example a sugar
solution vwhen sugar is thev solid) adapted to
of said moulding units and locating means on said '>
crown ring` and said caps' cooperating to locate ‘
2. A centrifugal separator, comprising _a verti
ample, a mixture of sugar and its _mother liquor,
introduced into the centrifugal is projected cally arranged open topped rotatable drum _hav
against the cellular elements F and `the solid ing a perforated side wall, a crown ring mounted
portion ñlls the cells constituted’v by the plates on the rim of said drum, a plurality of remov-A 50
50 f, assuming the shape thereof, while the mother able moulding unitsy of cellular structure cover
liquor is expelled through the perforations of the ing said perforated wall, a plurality of caps de
drum A. When the cells have become filled with tachably- suspending said moulding units from
material, the an’ival of the mixture is stopped, said crown ring, a pair of side partitions and a
and then washing is carried out by introducing .sole hingedly connected to each cap and sur 55
van appropriate liquid into the centrifugal, this rounding and 'supporting said cellular structure
cement the individual crystals together. The
solution is at such a' temperature and degree of
supersaturation that, on- being -forced through
- said caps on said crown ring. _
,
'
_
s,
~
the souci material in the cells between the par
3. A centrifugal separator. comprising a verti
cally arranged open topped rotatable drum hav
ing a perforated side wall,` a crown ring mounted
titions, it partially crystallizes therein uniting
on the rim of said drum, a plmuty of remo‘v- '
the particles of material in a cell together to form
a block. Finally, the blocks are dried by means
of an intensive current of hot or cold air. The
elements F are then dism'ounted, and the prod
able moulding units of cellular structure cover
ing said perforated wall, a plurality of- caps de 65
ucts are stripped fromthe moulds *b'y curving
the plates as described hereinbefore.
p
tachably :suspending said moulding units from
said crown ring, a pair of side partitions and l».>
sole lhingedly connected to each cap and sur
rounding and supporting said cellular structure
of said moulding units and locating means on 70
The dimensions of the lproducts obtained ob
viously depend upon those of the plates I and said sole and on said cellular structure‘cooper
their ribs. Itis> thus possible to produce directly. » ating to locate said cellular structure on said sole.
4. A centrifugal separator, comprising a verti
in the sugar factory for example, pieces of sugar
cally‘arranged
open topped rotatable drum halv
of normal size. -It is likewise possible to produce
blocks or cakes by increasing the width of the ing aperforated sidewall, acrownringmounted 75
4
8, 1 10,778
on the rim of said drum. a plurality of removable " unitsonsaidannularmemberandlocatingmeans
moulding units of cellular structure covering said
perforated wall. a plurality of caps detachably
suspending said moulding umts from said crown
5 ring, a plurality of vertical flexible partitions
formed with horizontal ribs whose depth is sub
onsaidcrownringandoneachofsaidcapsco
operatingtolocate said caps onsaidcrownring.
8.Acentrifugalseparator,comprisingaverticallyarrangedopentopped rotatahledrum hav-
stantially equal to the spacing- of the partitions
lngaperforatedsidewalhacrcwnrlngmounted
ontherimotsaiddrumapluralityofindividu
and a second set of flexible partitions each
mounted in contact with a partition of the first
10 set and formed with longitudinal ribs, whose
depth is less than the spacing between the parti
ture covering saidperforatedwall, a plurality of
capsone for each moulding unit detachablysus
pendingsaidmouldingunitawhich capsareof
tionsga pair of side partitions `and. a sole hingedly
trapezoidal shape and interlock forming a con
connected to each cap surrounding and support
tinuousrings'upportedbysaidcrownringand
locatingmeansonsaidcrownringandoneach
ing said flexible partitions forming said cellular
structure of said moulding units.
5. A centrifugal separator, comprising a ver
tically arranged open topped rotatable drum hav
ing a perforated side wall. aïcrown ring mounted
on the rim of said drum, a plurality of individu
zo ally removable moulding units of cellular struc
turé covering said perforated wall, and a plu
rality of caps one for each individual moulding
' unit detachably suspending said moulding units
from said‘crown ring.
25
allyremovabiemoulding imitsofcdlularstruc
-
I
6. A centrifugal separator, comprising a verti
cally arranged open topped rotatable drum hav
ing a perforated side wall. a crown ring mounted
on the rim .of said drum, a plurality »of individu
c ally removable moulding units of cellular struc
, ’o ture covering said perforated wall, a plurality of
caps one for each moulding unit detachably sus-`
pending said moulding units from. said crown
lo
oi'saidcapsco-operatingtolocatesaidcapson 15
said crcwnrlngi
9. Acentrifugal separator comprising a verti
caiiyarrangedopentoppedrotatabledmmhav
v-ingaperforatedsidevlralLaninwarrllyproject
ing crown ring comprisingapluralityof alter 20
natelyarrangedtrapenoidalandrectangularele
mentaeachwithapluralityotslottedrecesses
andeachindependentlyanddetachablymmmted
cntherimoi'sallidrum.andapluralityofV
slotted and ribbed partitions forming a cellular
structurecoveringsaidperforatedsidewallde
-tachablymountedbysaidslotsinsaidslottedre
cessonsaidtrapeuoidalandrectangularele
mentsr
Y
_ centrifugal separator comprising a verti
10. A
callyarrangedopentoppedrotatablednmhav
-ingaperi'oratedsidewalLaninwardlypi-ojecting
ringandlocatingmeansonsaidcrownringand 'crown?ngmountedontherimofthedrum.a
oneachofsaidcapsco-operatingtolocate saigl plurality of removablepartitions forminga cel
capsonsaidcrownring.
lularstnicturecovc?msaidperforatedwalLeach
partitionbeingprovidedwith'anenlargedhead
7. A centrifugal separator, comprising a verti
cally arranged open toppedrotatable drum hav- ' f_ormedwitharecessadapted'toengagesaid
ing a perforated side wall, a crown ring mounted
crownringbysaidrecessandsuspendsaid'par
on the rim of said drum, a plurality of individu
tition, and shaped for abutting relationship with
‘n ually removable moulding units oi' cellular struc
ture covering said perforatedwall, a plurality of
caps one for each moulding imit detachably sus
pending said moulding imita from said crown
ring.anannularmemberresting onthebottom
ifofthedmmsupportingsaidremovablemould
ing units‘and locating means on said annular
memberandonthebottomofeachofsaidmould
1llßlllliiîßcO-OperaiángtolocatesaidxnouldinsrÁ
oneanothercnsaidcrownring.andlocating 40
meansonsaidcrownringandonsaidenlarged
headsco-operaiingtolocatesaidmlargedheads
onsaidcrownring.
Y
iLAcentrifugalleparatoraccordingtoclahn
lilcomprisingaplnforccnnectingtheheadsof
thepartitionstogetheringwupseachofwhich
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