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Патент USA US3053425

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Sept. 11, 1962
Filed Dec. 20, 1957
2 Sheets-Shee?l?. 1
Ernsl? Jordan
Sept» 11, 1962
Filed Dec. 20, 1957
2 Shee?bs-Shee?l: 2
F79. 5
Patented Sept. 11, 1962
Ernst Jordan, Leinpfad 17, Hamburg, Germany
Filed Dec. 20, 1957, Sex?. N0. 704,120
3 Cllaims. (Cl?. 222-177)
plate and a pressing roller located behind the plate are
attached behind ?the abovamentioned hoppers and are?
used for smoothing the seed-containing holes and for press
ing down the earth,
The invention will appear more clearly from the follow
ing -detailed descrlption when taken in connection with
This inven?ίion relates to an agricultural machine, and
the accompanying drawings, showing by way of example
refers amore particularly to a seed-sowing or seed-planting
preferred embodiments of the inven-tive idea.
In the drawings:
Seed-sowing or seed-planting machines as known in 10
FIGURE 1 is a tr-ansverse section through a seed-sow
prior art include containers which deposit the seeds in the
ing machine constructed in accordance With the principles
of the present invent-ion.
able in part for seeds of large size but are not suitable for
FIGU?RE 2 is a longitudinal section through the same
smaller seeds. Practical experience has shown that seeds
often form bn?dges or blocks which prevent the proper 15
FIGURE 3 illustrates in side view a pontion of the
?φw of seeds from a hopper I0 a seed receiving and dis
seed-ejecting shaft.
furrows or grooves into the earth.
Such devices are suit
tributing device.
An object =of the present invention is to improve prior
art maChines of tln's type and to provide a seed-sowing
FIGURE 3a illustrates in section a portion of a some
what differently const-ructed machine.
FIGURE 4 is a transverse section through a different
or seed-planting machine which can be used most effec 20 embodiment of the present invention, wherein a plurality
fcively for the sowing and planting of seeds of a large
cf seed-containing hoppers and seed-ejecting shafts are
variety of sizes.
combined into a single aggregate.
Other objects of the present invention will become
FIGURE 5 is a side view of the construction shown
apparent in the course of the following speci?cation.
in FIGURE 4.
In accomplishing the objects of the present invention, it 251 The seed-sowing machine shown in FIGURES l, 2 and
was found advisable to provide a seed-sowing machine
3 of the drawings comprises tWo wheols 1 and 2, which
having a hollow shaft provicled With openings for the seeds,
support the machine upon the ground and which are can
and cooperating with one vor more cylindrical er tubular
nected with each other over a hollow seed-ejeoting shaft
bodies of smaller diameter than the shaft and loosely
3. The frame of the machine includes a seed-receiving
mounted within the shaft in such manner that this body 30 container 5, the lower and of which is in communication
or these bodies serve as a carn'er er a support for seeds
with the seed-ejecting shaft 3. The machine is propelled
?10cated in Ihe openings of the shaft.
by a suitable pull-rod 6 shown in FIGURE 2.
These cylindrical bodies may be provided with circum
In accordance with this embodiment, the wheels 1 and 2
ferential projections, extending into the seed-containing
are ?rrnly connected With the shaft 3 by means of a rod
openings of the shaft, and the arrangemeut may be such 35 4 which extends through the shaft 3 and which is ?rmly
that these projections will penetrate deeper and deeper
connected by wing nuts, or in any other suitable manner,
into Ihese openings during the -rotation of the shaft as the
with the hubs of the wheels 1 and 2. Dne to this arrange
openings approach the position in which the seeds are
ment, the seed-ejecting hollow sh-a?t 3 Will rotate along
ejected therefnom.
with the wheels \1 and 2 when the machine is moved by
When the seed-ejecting shaft is rotated, the weight of
means of -?che rod 6.
the body or bodies located therein will cause 1hem to
lie upon the inner Wall of Ihe hollow shaft npon the bottom
As shown in FIGURE 3, the seed-ejecting shaft 3 has
rows of openings 3a and 3b, which extend perpendicularly
of the shaft. Duo to the weight of this bocly, it will form
to the longitudinal axis of the shaft 3. The openings 3a
the bottom of the seed-ejecting openings of the shaft and 45 of one row are staggered in relation to ?the openings 3b
it Will press any seeds which may be clamped 0r stuck
of another row, and are located so closely to each other
Within the openings out of these openings. On the other
band, the body, due to its smaller size, will not engage the
that the portions of the shaft 3 locate-d between these
openings are of zigzag form. Duc to this arrangement,
seed-ejecting openings located upon the upper poption of
when |the shaft 3 is rotated, the seeds located above the
the shaft. It will merely prevent the sliding 0f the seeds 50 shaft will be moved from left t-o right, then from right to
through these openings into the interior of the shaft.
left, and so on, in the form of an oscillatory-like move
An important advantage 0f Ihe constrnction of the
ment, so that there will be a continuous ?ow cf the seeds
present invention is that it provides an uninterrnpted and
from the container 5 in which they are located, to the
easy ?ow of seeds which may be of different and non
shaft 3.
The danger that the seeds may becorne clogged
nniform sizes out of the seed-ejecting openings, serving 55 within the container 5, 0r {hat their ?ow will be in any
solely as guiding containers for the seeds. However, the
way impeded, is thus e?fectively avoided.
construction of (the present invention has the additional
The openings 3a and 3b communicate with the interior
advantage that instead of using several groups of individ
of Ihe hollow shaft 3. As illustrated diagrammatically in
nally spaced openings for receiving seed of a predetermined
FIGURES 1 and 2, the seeds located Within these openings
type, it is possible I0 provide pockets of a predetermined 60 Will be held therein by rneans of a hollow cylindrical
size which will receive a desired nu.mber of seeds which
are to be combined into a. single group. By way of
example, it is possible to provide large oval pockets in
the seed-ejecting sha?t for the planting of beans, the pock
body 7. The cylindrical member 01' body 7 is cf smaller
diameter than the shaft 3, and it is loosely placed Within
the shaft 3, so that it =will lie on the bottom thereof.
ets being of such dimensions that each of them can re 65 shown in ?FIGURE 1? flanges may be_ used to prevent a
sidewise =movement?of the cylinder 7.
ceive three beans er any other desired number of beans.
The frame of the inzichine which includes the hopper
In accordance with a futther embodiment of the present
for the Container 5? also includes a seed-ejecting passage
invention, the above described hollow seed-ejecting shafts
8 located npon v?the bottom thereof. Also, the Passage 8
with the hoppers located above these shafts can be com
bined into an aggregate, consisting of a plurality of such 70 maybontain pivots for rods 9 and 10, extending rearward
ly of the machine. A pnll-platc 11 is attached to the rod
shafts which are coupled With each other and which are
9 and is =used to smooth the earth containing the seeds.
preferably adjustable relatively to each other. A pull
A pressing roller 12 is connected to ?the free end of the
in FIGURE 5, and nsed to limit the seed-ejecting pas
rod 10 and is used to press down the earth.
The operation of the described machine is as follows:
sages 8.
The seeds placed in the hopper 5 will drop into the
openings 3a and 3b of the sl1aft 3 and will be held therein
by the cylinder 7. A seed is held in one of the openings
due to the fact that the distance between the immer edge
lt is apparent that any one of the seed-ejecting shafts 3,
as well as the distancing tubes 3?, can be most conveniently
removed and replaced by others.
lt is apparent that the machines shown in the drawings
are not limited to the sowing of one type 0f seed.
such cases wherein plants require a lengthy time period
of the opening and the underlying surface of the cylinder
for their development, it is often desirable to provide a
7 is srnaller than the diameter of the seed. Furthermore,
the diameter of the seed is slightly larger than the thick 10 di?"erent type of plants in the spaces between the slowly
ness cf the shaft 3. As the machine is pulled upon the
ground, the shaft 3 Will be rotated along with the wheels
Igrowing plants. Preferably, such intermediate plants
are of the type that grow quickly, prevent the appearance
of weeds, and increase the output. In such cases, the
hoppers which are arranged next to each other (FIG. 4),
will move to the lowermost position opposite the passage
8, the seeds located in that opening Will be ejected, and 15 may be ?lled with seed of different types, and shafts which
eject the seeds are provided in such manner that seeds cf
the cylinder 7 will push out any seeds which may have a
one type are ejected upon their proper locations, and seeds
tendency to remain within the opening.
of the other intermediate type are placed between the
It is apparent that the diameter of the cylinder 7 must
seeds of the ?rst type as may be required.
be properly dimensioned, so that it is smaller to a pre
determined extent Ihan the inner diameter 0f the hollow 20 The present invention also takes into consideration the
fact that proper seed sowing is possible only by the proper
shaft 3. It is also apparent that the openings 3a and 3b
combination of all the necessary operations and imple
of the shaft 3 serve as containers 01? cages carrying the
ments, such as rollers for pressing rows of seed into the
seeds which are supported by the outer surface of the
earth, furrow cutters which are adjustable in depth, seed
cylinder 7. In the course of the rotation of the shaft 3,
boxes and other containers with seed-ejecting passages,
due to the continuously diminishing distance between the
devices f01' pressing, or rollers for pushing the seed into
inner walls of the shaft 3 and the outer surfaces of the
1 and 2, and as soon as one of the openings 3a and 3b
cylinder 7, the seeds will be safely and securely moved
the ground, implements for throwing and heaping the fur
rows, etc. In prior art, a cornbination of such various
implements was not attained.
size, can be facilitated through the Provision of nipples b 30 It is apparent that the arrangement of the various parts
of the machine can be varied, depending upon the seeds
or similar projections upon the outer surfaces of the cylin
to be sown or the speci?c requirements of the earth.
der 7 as can be seen in FIG. 3a. Such projections will
Such and other variations and modi?cations are possible
gradually penetrate more and more in the openings 3a
within the scope of the appended claims.
and 3b as the shaft 3 is rotated, so as to eject the seeds
What is claimed is:
completely in the ejection Position 01 the shaft 3.
toward the ejecting position.
The ejection of the seeds, particularly those of larger
A substantial advantage 0f this arrangement is that the
l. Seed-sowing machine, comprising a seed-receiving
one row and each of which cooperates with a separate
0f said shaft and being spaced from the uppennost portion
container, two Wheels located on opposite sides of said
same agicultural machine may be used for seeds of all
container and supporting said container, a seed-ejecting
different types. If the machine is constructed with Wheels
of large size and a correspondingly lauge diameter of the 40 hollow shaft comrnunicating with said container and hav
ing formed therein rows of seed-ejecting openings, said
shaft 3, it is possible 10 provide upon the shaft 3 several
rows extending pcrpendicularly to the longitudinal axis of
groups of seed-ejecting openings 3a and 3b, so that the
said shaft, the openings in one row being staggered in
ejected seed will be arranged upon the earth in groups of
relation to openings in another row, whereby portions of
seeds and in rows which have a predetermined desired
said shaft located bctween the openings are of zigzag form,
distance from each other, depending upon the size of the
45 a cylindrical member of smaller diameter than said shaft
and located within said shaft opposite said openings,
The machine shown in FIGURES 4 and 5 includes sev
said cylindrical member lying upon the lowerrnost portion
eral hoppers or seed containers 5, which are located in
seed-ejecting shaft 3. The shafts 3 are coupled With each
other by means of distancing tubes 3? which extend inio
the adjacent ends of the shafts 3, and are connected there
with through transverse pins 3?a extending into slots 3?b
provided in the distancing tubes 3?, and ?rmly connected
of said shaft to serve ~as a carrier for the seeds within said
openings, said wheels having ?anges engaging said shaft,
and a distancing rod extending through said hollow shaft
and said cylindrical member and ?rmly connected with
said wheels.
2. Seed-sowing machine, having a plurality of sowing
with the shafts 3. This provides a telescoping connection 55 units, each of said units comprising a seed-receiving con
between the tubes 3' and the shafts 3.
tainer, a seed-ejecting hollow shnft communicating With
The outer tubes of the aggregate are ?rmly connected
said container and having formed therein rows of seed
With the supporting wheels 1 and 2 by means of ?anges
ejecting openings, said rows extending perpendicularly to
1d and 2d. These outer tubes carry ends of rods 13 and
the longitudinal axis of said shaft, the openings in one row
14, which are mounted thereon and which are connected 60 being staggered in relation to openings in another row,
whereby portions of said shaft located between the opcn
to the hoppers or containers 5 by rneans of rods 15. Bach
ings are of zigzag form, and a cylindrical member cf
of the rods 15 interconnects two rods 13 and 14. As
smaller diameter than said shaft and located within said
shown in FIG. 5, two rods 13 may be mounted upon the
shaft opposite said openings, said cylindrical. member
same sleeve and may extend to the opposite sides of the
hoppers 5.
The apparatus is moved by means of a frame 6' having
two ends which are mounted upon sleeves located close
to the wheels \1 and 2.
65 lying upon the lowermost portion of said shaft and being
spaced from the uppenmost portion of said shaft to serve
as a carrier for the seeds within said openings; a separate
distancing tube between two adjacent units, said distancing
tube being ?rmly connected with the hollow shafts of said
It is apparent that the connection of the shafts 3 and of 70 two units, and wheels supporting the shafts of the units.
the hoppers 5 may be carried out by other Ineans without
3. Seed-sowing machine having a plurality of sowing
exceeding the scope of the present invention. In any
units located in one row, each of said units comprising a
event, it is advisable to provide behind each hopper 5 a
seed-receiving container, a seed-ejecting hollow shaft
pull-plate 11 and a pressing-roller 12. Furthermore, it
cornmunicating with said container and having formed
is advisable to provide a furrowing implement 16, shown 75 therein rows of seed-ejecting openings, said rows extend
ing penpendicularly to the longitudinal axis of said shaft,
the openings in one row being staggered in relation to
openings in another row, whereby portions of said shaft
located between the openings are 01 zigzag form? and a
cylindrioal member of smaller diameter than said shaft
and located within said shaft opposite said openings, said
cylindrical member lying upon the lowevmost portion of
said shaft and being spaced fromm the nppermost portion
cf said shaft to senve as a carrier for the seeds within said
openings; a separate distancing tube between two adjacent
units, said distancing tube being ?nmly connected With the
References Cited in the ?le of this patent
Spangler ______________ __ Sept. 2, 1884
Harrell .............. __ Oct. 20, 11891
Gallingworth ........... __ J111y 5, 1892
Hopper ______________ __ Nov. 211, 1899
Arnold ............... -- Oct. 18, 1904
Snyder .............. __ May 26, 1925
Radde et a1. .......... -- Apr. 17, 1945
Pootjes .............. __ Sept. 30, 1947
hollow shafts of said two units, two wheels located 011 op
Rassmann _____________ -.. Inne 6, 1950
posite sides of said row of units and having ?anges ?rmly
connected with the hollow shafts of adjacent units, rods
Larson .............. __ Sept. 25, 1951
Stach ................ __ Sept. 4, 1956
having ends mounted upon said ?anges, and a horizontal
bar interconnecting opposite ends of said rods and engag
ing the containers of said units.
Orne ________________ __ Nov. 2G, 1956
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