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Патент USA US3078137

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Feb. 19, 1963
E. A. MILLER
3,078,127
CENTER FILL TUBE FOR SILOS
Filed Aug. 23, 1960
2 Sheets-Sheet l
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ENS/LAGE
E/f Á. Mil/8f
1N VENTOR.
BY @my am”,
Feb. 19, 1963
E, A, M||_|_ER
3,078,127
CENTER FILL TUBE FOR sILos
'
Filed Aug. 23, 1960
2 Sheets-Sheet 2
26
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40
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Ell' Á. /W//er
1N VENTOR.
BY
“IWW/y „Muß
United States Patent O ” 1C@
1
3,078,127
CENTER FILL TUBE FOR SILOS
Eli A. Miller, RR. 2, Topeka, Ind.
Filed Aug. 23, 1960, Ser. No. 51,442
5 Claims. (Cl. 302--60)
3,078,127
Patented Feb. 19, 1963
2
storage space of the silo, the hatch (not shown) is re
moved and the insertable and removable center fill tube
or sleeve is installed. This sleeve is denoted generally by
the numeral 22 and it is vertically elongated and may be
said to be a split sleeve or tube. The edge on the split
side are denoted at 24 and these are spaced apart and
The present invention relates to means, broadly speak
ing, which is expressly designed and constructed to assist
they allow some slight yielding and in fact, the inher
sleeve or tube.
suspended in axial alignment with the storage space for
ent tension of the galvanized sheet metal may be such
as to cause the edges 24 to spread apart and to assist in
one in filling the storage space of a silo with ensilage and
has more particular reference to a tube or sleeve which 10 4holding the sleeve in place. The upper front corner por
tions are mitered as at 26. Diametrically opposite por
insures the proper delivery of the ensilage.
tions 28 of the upper edge portion 30 are provided with
More specifically, the invention has to do with a read
upstanding apertured ears or lugs 32. These lugs are
ily insertable and removable sleeve or tube which lends
.riveted securely in place as at 34 and the projecting aper
itself to properuse in conjunction with a silo of a type
which is provided at the center of its roof with a marine 15 tured ends serve to accommodate the inwardly bent termi
nal hooks 36 on the free ends of the U-shaped handling
type filler hatch.
and carrying bail or handle 3‘8. Cleats 40 are riveted or
In carrying out a preferred embodiment of the inven
otherwise secured in place as at 42 and are circumferen
tion a substantially rectangular sheet of proper gauge
tially spaced and the upper ends thereof are bent down
galvanized sheet metal is bent upon itself between its
ends to form an open-ended split sleeve or tube. The 20 to provide attaching and supporting hooks. These hooks
are simply engaged over the lip of the filler neck 12 in
upper end is provided with lugs or ears to which end-hooks
the manner shown so that the open-ended sleeve is thus
on a bail may be connected to facilitate handling the
the silage A. With the distributing and guiding sleeve
The simple split sleeve or tube can then be slipped
down through the customary central filler neck at the 25 in place, the stream B gravitates and is centralized and
consequently the incoming silage is piled up in a conical
apex of the conical roof, said tube being provided with
circumferentially spaced attaching and retaining hooks
manner as shown. In other words, it builds up in the
cone-like shape illustrated in FIG. 1. It has been found
which engage over the upper lip of the neck.
that where the material falls it usually forms a so-called
These together with other objects and advantages which
will become subsequently apparent reside in the details of 30 hard-spot and this has proven that if the hard-spot is axial
or at the center the unloading arm (not shown) Works
construction and operation as more fully hereinafter de
with ease. On the other hand, if the material enters and
scribed and claimed, reference being had to the accom
piles up and the hard-spot is off-center it is difficult for
panying drawings forming a part hereof, wherein like
the unloading arm to go through it. Consequently, by
numerals refer to like parts throughout, and in which:
FIG. 1 is a View which is generally diagrammatic in 35 causing the material to fall to the center and cone-up in
filling the silo, the unloading or feeding out step is easier
nature and which shows, without detail, a suitable silo
to cope with because of the uniform unloading which,
having a conical roof with an apical filler neck, portion
with this invention is insured.
of the Wall of the silo being broken away to show the
The foregoing is considered as illustrative only of the
ensilage, and the insertable center fill tube being in posi
40 principles of the invention. Further, since numerous
tion.
modifications and changes will readily occur to those
FIG. 2 is a View of a fragmentary nature showing a
skilled in the art, it is not desired to limit the invention
center lill tube constructed in accordance with the inven
to the exact construction and operation shown and de
tion and illustrating the details of how it is applied and
scribed, and accordingly all suitable modifications and
used.
FIG. 3 is a view in perspective of the center fill sleeve 45 equivalents may be resorted to, falling within the scope
of the invention as claimed.
or tube by itself.
What is claimed as new is as follows:
FIG. 4 is a perspective view of the 16 gauge galvanized
l. For use in conjunction with a silo having an en
sheet metal from which the tube is fashioned.
silage storage space and a truncated conical roof provided
FIG. 5 is a perspective view of an attaching and sup
50 with an apical inlet surrounded by an exposed constantly
porting hook.
accessible upstanding filler neck, a readily insertable and
FIG. 6 is a View on an enlarged scale taken on the
removable ensilage guide and centralizing member adapt
plane of the line 6_6 of FIG. 2 looking in the direction
ed to be inserted and iittingly located in said filler neck,
of the arrows.
said member being in the form of a readily applicable
Referring now to the drawing and particularly to FIG.
l, the silo is denoted by the numeral 8. Without attempt 55 and removable attachment, an upper end of ysaid mem
ber extending above the inlet of said neck and the lower
ing to be limiting in this explanation it may be explained
end thereof depending when in use into the upper portion
here that the silo, with which the attachment or inven
of said storage space, and wherein said member corn
tion has been utilized, is known on the market as a
prises a tube having a lengthwise slot along one side,
Harvestore. As already implied this is a type of a struc
ture which is built with a marine-type filler hatch in the 60 the edges of the slot being in spaced parallelism and said
tube being radially expansible and contractible.
center of the roof and this makes for installation of the
2. The structure defined in claim 1 and wherein said
center fill tube and thus adapts the filler neck to fill the
tube
is provided at its upper accessible end with a carry
storage space of the silo properly. The truncated or gen
ing
bail
having end portions thereof pivotally connected
erally conical roof is denoted at 10 and the central open 65 to diametrically opposite portions of said upper accessible
ing is surrounded by an upstanding filler neck 12. The
end.
idea here is to distribute the ensilage as it is delivered
3. The structure defined in claim 2 and wherein said
into the silo from the usual ensilage cutter and elevator,
components of which are denoted generally diagram
tube is essentially circular in cross-section and, by reason
ensilage to spread haphazardly in the space, that is, the
circumferentially spaced accessible places with attaching
of the slot therein, is 0f a cross-sectional dimension slight
matically at 14 and 16 the latter having a gooseneck 18 70 ly less than a full circle, said upper accessible end having
and a discharge spout at 20. Instead of allowing the
an exterior portion thereof below the end provided at
3,078,127
3
4
and retaining hooks, said hooks being hung over the
upper edge portion of said neck.
exterior surface of the median portion of said tube, said
cleats having downbent supporting hooks at upper ends
4. For use in conjunction with a truncated conical type
and said hooks being adapted to engage over an edge of
the neck in a manner which assists in retaining the tube
silo roof having a centralized ensilage storage space be
low the plane of the roof and wherein a constantly‘ ex’
posed filler neck is accessible, a center till attachment for
said iiller neck comprising a radially expansible and con
tractible open ended Íill and centering tube split vertically
along one side, said tube being elongated and insertable
in operative position within the contines of the neck.
References Cited in the file of this patent
UNITED STATES PATENTS
into said filler neck with an upper portion thereof adapted 10
-to project above the mouth of the neck, and a lower por
878,342
963,583
Campbell ____________ __ Feb. 4, 1908
Kennel ________________ _.. July 5, 1910
tion adapted to project well down into the storage space
of the silo, said tube being made of galvanized sheet
metal having inherent resilient properties, said tube hav
ing an upper end portion provided with upstanding lugs, 15
and a carrying bail providing a handle and having end
portions hingedly connected to their respective lugs.
1,199,198
1,284,081
1,437,459
Martin ______________ _.- Sept. 26, 1916
Fitzpatrick __________ _... Nov. 5, 1918
Westfall ______________ __ Dec. 5, 1922
5. The structure deñned in claim 4 and wherein cir
cumferentially spaced cleats are íixedly secured to an
1,659,456
Brown ______________ _.. Feb. 14, 1928
1,923,460
2,523,381
2,557,977
2,652,288
Sands ______________ -_
Lindemeier __________ __
Knolî ______________ __
Sands ______________ ..._
Aug.
Sept.
lune
Sept.
22,
26,
26,
15,
1933
1950
1951
1953
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