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Патент USA US2404484

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July 23, 1946.
F.»_ GETTELMAN ‘
I
DOUBLE WALLED
2,404,434
CONTAINER
I
Original Filed March 22, 1959
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.9
$4
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‘ INV‘ENTOR
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Fee-mun" Germs-1. MAM _
9‘
‘
ATTQIZNEYS.
Patented July 23, 1946
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2,404,484
UNITED,» STATES ‘PATENT OFFICE
Original application 5 March 22, 1939, Serial No.
263,380, new Patent No; 2,326,137, dated August.
10, 1943. Divided and this application June 17,
1943, Serial No. 491,104
This invention relatesv ‘to improvements in
double walled containers; The present applica
tion is a division of my 1 application by the same
title, Serial No. 263,380, ?led March 22, 1939,
which matured into Patent No. 2,326,137, August
10,1943;
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2
tion with the steam outer-walls of the barrel,
constitutes the particular subject matter of this,
application.
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1
- Theinner wall 16» ofthebarrel has‘ a relatively
smaller aperture atlitsend than is provided in.
'the- outer wall 5. The tap ?tting II) has a
The type of container to which this invention
has particular reference‘ is-a barrel or the like
with a separate, prefabricated inner wall of in
shoulder H formed by reducingthe diameter of
its inner end- I12. The reduced end I2 01’ ?ttiiig
?exible to conform to .the inner surface of the
welding at l3, to thereduced extremity I 2 of
l0 passes through the aperture in the liner 6, the
expensive, non-corrodible material‘ sufficiently 10 liner being marginally secured, preferably‘ by
outer load-sustaining wall and ‘protected thereby ‘
against rupture, the preferred lining being only
slightly heavier than the foil and only su?i
theijltting.
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The outer wall 5 of the barrel is preferably,
formed to provide an‘ annular ?ange at 14
ciently strong to maintainitself against collapse. 15. peripherally ‘engaged externallyrwith the ?tting
The particular subject of the present applica
It. Anut I 5;provided at I6, with the annular
tion is an access ?tting‘which, as disclosed, is
?ange required in conjunction with'theconvem
a tap ?tting, and which is claimed in ‘combina
tional tap ?tting, is screw threadedto the ?tting
Ill and provides-a ring" at its lower end which
tion with thetwo walls of such a container as
that above described. It is the object'to provide 20. receives the ?ange Hiv of» the outer- barrel wall
and holds the clamp against ?tting l0.
‘
novel and improved means for making suitable
connection of a tap ?tting separately'to the sepIn the modi?ed construction shown in Fig.2,
arately fabricated barrel walls while“ assuring‘,
the?tting _100 into-which the tap. rod isinserted‘
complete conformation of the inner lining to
has a ?ange 1601 which is in- one piece therewith;v
the load-bearing outer wall. Other objects will 25 A reduced extremity I20 provides a shoulder Ill)
against which the margin of the liner 6 seats in
be apparent to those skilled in the art upon an
the same manner as in the Fig. 1 construction.
alysis of the following disclosure of the inven
Welding is also used at l3 to join the margin
tion.
vof the liner to the reduced inner end I20 of
In the drawing:
Fig. 1 is a view partially in side elevation and 30 the ?tting. In this construction, as in that
shown in Fig. 1, the outer wall 5 of the barrel
partially in section showing a barrel embodying
is provided at the tap opening with an annular
the invention.
'
?ange [4, which may be welded at I8 to the.
Fig, 2 is a fragmentary detail on an enlarged
tap ?tting, which it embraces.
’
scale showing a modi?ed embodiment of the in
In the construction shown in Fig. 3, the tap
vention in section.
rod-receiving ?tting I 0| has a radial ?ange [9
Fig. 3 is another fragmentary detail on an
providing at III a shoulder within which both
enlarged scale showing a different, modi?ed em
bodiment of the invention as it appears in sec
the outer barrel wall *5 and the liner 6 are mar
ginally con?ned under pressure of a ring nut
Like parts are identi?ed by the same reference 4 0 l'5ll threaded to the ?tting I0! and provided, as
in the Fig. 1 construction, with an annular ?ange
characters throughout the several views.
IBI. In this device, no welding is required, since
As explained in the parent application above
the two walls are clamped together between the
identi?ed,‘my improved barrel comprises a load
radial ?ange l9 and the nut I50.
,
sustaining outer wall '5 and a relatively light and
It will, of course, be understood that where
?exible inner wall 6 separately fabricated and 45
welding has been referred to, the juncture be
conformed to the outer wall under internal pres
tween the parts may be e?‘ected by soldering,
sure. The two walls are preferably made up
brazing or cementing.
'
in separate cup-shaped end sections secured to
tion.
gether at a central joint, the joint then being
As explained in the parent application above
encircled by a girth ‘band 1 upon which the 50 identi?ed, the tap ?tting, or at least that portion
thereof exposed to the contents of the container,
barrel may be rolled. A separate annulus 8 ap
is usually tinned and if the liner is likewise made
plied to the end of the resulting barrel and
of tinned sheet metal such as copper, there will
heavily beaded at 9 provides a chine.
be a minimum of electrolytic action. The outer
Protected by the chine is the access ?tting or
shell or wall 5, being wholly protected from con
tap, the construction of which, and its connec
7 2,404,484
4
3
5. ‘The device of claim 4 in which said outer
tact with the contents of the container, may be
of any desired inexpensive heavy metal such as
‘annular portion comprises a nut in screw thread
ed connection to the inner access portion of said
‘?tting, said inner access portion having a radial
‘‘ ordinary iron. 7
1'I claim:
I l. A double walled container having in com- ‘
'?ange against which marginal portions of the
liner and wall are clamped by said nut. '
bination with an inner liner and an outer wall
having substantially» coaxial openings, an access
?tting extending: through both‘of said openings,
sealing'means supporting the margin of the liner
6, A‘container having in combination an outer
pressure resisting wall and a ?exible liner wall
of_ relatively thin, inexpensive, non-corrodible
material, adapted by ?exion to maintain bearing
from said ?tting, and a ‘ring nut screwed to
vcontact with the outer wall under pressure of the
contents, said walls having registering apertures,
spaced relation to the ?tting, said ring nut being ,
engaged with the outer wall about the opening - ‘a ported access ?tting extending through the
{ apertures in both, walls and sealed to the inner
therein.
a
i 2.‘ A double walled barrel comprising the come-e 15 wall, said ?tting having a circular portion con
bination' with a load supporting outer Welland ' nected with the outer wall along an annular line
,distantrfromthe inner wall, whereby slight rela- ~
a?exible liner therefor, said wall and liner hav
tive movements of the ?tting and one of the
ing differentially diametered- openings and said
walls with reference to ‘the other‘ may be per
wall having an integrallmarginal ?ange about
said ?tting and providing an annular?angein
its ‘opening, of a tap ?tting having “a reduced‘ 20,
> '7. _A barrel having a pressure'resistant' outer
mitted.
,i 7 er end providing a shoulder'against which the
‘ margin of the liner is seated and having apor-T
tion of ‘larger diameter with which thei‘?ange 'of'
the outer wall is in sleeved relationfand'ineans
3. In avbarrel the combination 'v'rith a tap ?tev
7 portion providing an annular shoulder, of a'bar-e
rel ‘liner 'ap'ertured' to receive the reduced end;
portion, :means connecting‘ the liner with 'said
?tting adjacent said shoulder, and an outer wall
in supporting relation to the Jliner having an
aperture and an’ outwardly ‘turned 'marginal
?ange through which the ?tting extends, said
tap ‘?tting being in telescopic relation ‘to. said"
flange and provided with‘ means‘ holding said‘
?angeto said ?tting; ,
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Y
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7 ‘wall, in combination ‘with’a 'relativély'thin ?ex-i»
ibl‘e inner liner' adapted ‘for'bearing contact'with
for clampingsaid 'marfginal??ange‘ to ‘the ?tting. 25
ting having acen'tral bore and a reduced end
»
the outer wall, said walls having registering‘ aperéi '
tures, ‘with the aperture 'in the outer wallof‘
larger diameter than that in the liner and flanked
by an outwardly extending'?a'nge, an access: ?t
ting having one! portion ?tted to‘ said'?a'ngaand'
an inner end portion extending through the-liner‘
302' aperture and welded to'the liner,"
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3. A barrel having a pressure resistant 'outer‘
wall, in combination with a relatively thin‘. ?ex
ible inner liner adapted forbearing contact'w'ith
the outer wall, said walls having registering ap'er-~
tures,’ with the aperture in the outer-“wallwof
' larger diameter than'thatf in’the liner-and'?anked
by an outwardly extending‘?ange, an access ?t; '
ting having ‘one'p'ortion ?tted to said‘?an'geyan'
In. a barrel, the combination with an‘aperQ
turedliner and a coaxially' apertured' supporting
1 inner end portion extending through the liner‘
said, liner is engaged, ‘and an outer annular pore
wall independently ‘of ' its: connection ‘with "the
wall, of a fitting structure comprising a tubular 403 aperture‘ and welded to~ the liner, and means ‘in’;
dividually connecting said ?tting'with the outer‘
accessportion having an inner portion with which
tion of ‘larger diameter‘providing a ‘flange‘and
with which said outer wall is‘e'ngage‘d,
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inner ‘wall.
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7
FREDRICK ‘GETTELMAN’.
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