close

Вход

Забыли?

вход по аккаунту

?

Патент USA US3077361

код для вставки
Feb. 12, 1963
c. VAN DER LELY ETAL
VEHICULAR SPREADER ‘
Original Filed March 50, 1954
3,077,351
United States Patent G?hcc
l
3,h77,35t
E?’ilii?l
Patented Feb. l2, 19%;?»
2
tainer. When the device is travelling and suitable trans
mission means between the wheels 2 and the disks 7 are
VEHPC‘ULAR SPREADER
Cornelis van der Lely, Zug, Switzerland, and Ary van der
put into operation, the disks 7 will rotate, viewed from
Leiy, Maasland, Netherlands, assignors to C. van der
Lely NW1, Maasland, l'ietherlands, a Dutch limited
above, slowly in clockwise direction, thereby carrying
company
Griginal application Mar. 39, 1954, Ser. No. 419,825, new
Patent No. 2,%%,43ti, dated Apr. 18, 1961. Divided
and this application Mar. 30, 1960, Ser. No. 18,616
Claims priority, application Netherlands Apr. 2, 1953
8 Qlaims. (Cl. 275-7)
This invention is a division of our application Serial
along with them material from the container through a
narrow slit~shaped outlet opening 23 to the outside, said
slit being left between the lower edge 24!» of the wall 9
and the disks '7. Gver the foremost halves of the disks
7, which halves constitute supporting members for the
10 material, a horizontal shaft it} is mounted in bearings
rigidly connected to the bars 29, the movement of said
shaft iii being derived by means of a rope or endless
No. 419,825, ?led March 30, 1954, now Patent No. 2,980,
member 11 from a shaft 12‘ coupled with the motor (not
439, granted April 18, 1961, and relates to a vehicular
shown) of the tractor. The shaft it) rotates at a relatively
device for spreading strewable material over a strip-like 15 high speed. During this rotation shovel~like throwing
area of ground during ground traversing movement of the
members i3 and 14:‘- ?xed upon the shaft lit move from
device, the device being of the type comprising a support
their lower position forwards, thereby throwing material
ing frame and at least one container for the material to
ransported by the disks from the outlet opening within the
be strewn mounted on said frame and having at least
reach of the shovel-like members forwardly and upwardly
one outlet openinv.
into caps 15. The shovels i3 will throw the material which
it is an object of the present invention to provide a
upon leaving the container is situated farthest from the
simple device of the above indicated kind with which an
axis of the disk in question. The material which is nearer
even distribution of the material can be obtained. Ac
to said axis is guided by curved guiding members 16 to the
cording to the invention this is attained by the fact that
shovels id. The guiding member to is curved in the
beneath said outlet opening a disc is located which is 25 direction of rotation of the disk 7 reckoned from said axis.
rotatable on a substantially vertical axis at a low speed to
Under the portions of the caps 15 which extend beyond
transport the material supplied through said outlet open
the edge of the disks 7 is located a spreading member in
ing to a spreading member being located beneath said
the form or‘ a forwardly inclined plate 17, the horizon
disk, said spreading member being coupled to driving
tal upper edge of which is located beneath said disks and
means and throwing out the material received from the 30 upon which diverging gutters 18 are formed having their
disc over said strip-like area.
lower ends situated on a horizontal straight line. The
A further object of the invention is to provide a guide
lower ends of the gutters it? cover the entire width of the
member above the part of the said disk located outside
area to be supplied, whereas the upper ends are narrower
of the container, which guide member guides the mate
and constitute two groups having the width of a cap 13
rial in the direction of the periphery of the disk, owing to 35 and being located exactly under said caps, by which the
which a good supply of the material to the spreading
gutters are equally supplied with material. The plate 17,
member is insured.
which is made as light in weight as possible, is supported
A particularly favorable embodiment of the device is
by two leaf springs 19 the middles of which are con
obtained when according to the invention the spreading
nected to the ends or" a horizontal bar 2'6 ?xed to the draw
member is provided with diverging gutters, the lower ends 4:0 arm 3‘. The shaft 12 drives a shaking device 21 con —
of which cover the entire width of the said strip-like area,
prising an eccentric disk 25 and a ring as connected to a
whereas the upper ends are narrower and are located near
driving rod 27’, by means of which the plate It’? is caused
the said disk.
to perform reciprocating motion transversely to the di
Further objects, features and details of the invention
rection of travel. When suitably adjusted, this device in
will appear from the following description with relen
sures a particular uniform distribution or" the material
ence to the accompanying drawings, in which:
over the area of the ground.
‘FIG. 1 is a plan view of a device according to the in
vention,
What we claim is:
l. A vehicular device for spreading strewable material
FIG. 2 is a side view of said device,
over a strip-like area of the ground during ground tra
H6. 3 is, on an enlarged scale, a side view of the 50 versing movement of the device, comprising a support
device according to FIG. 1, in which View the running
ing frame, at least one container for the material to be
wheels have been omitted and some parts are shown in
strewn mounted on said frame and having at least one
section, and
outlet opening, a disk located in part beneath said out
FIG. 4 shows a detail of a portion of FF“. 3 partly
let opening and constituting a bottom therefor such that
55 material in said container is fully supported on said
in section and enlarge .
The device shown in the drawing is intended to be
disk, said disk being rotatable on a substantially vertical
axis, means for rotating said disk about said axis at a
vice is supported by two wheels 1 mounted on an axle
low speed to transport material on said disk in undis
2. To the axle 2 are connected the draw arm 3 and
turbed manner externally of said container, a spreading
supporting members, such as the bar ll, for a container 5. 60 member located beneath said disk to receive the material
This container 5 is provided at its lower end with two
from said disk, said spreading member and said disk be
semi-circular openings 6 situated in the same horizontal
ing spaced from one another in a direction parallel to
plane. In order to secure an unobstructed ?ow of the
the direction of travel, a guide member above a part of
material towards said openines, several wall parts of the
said disk and located outside the container, said guide
contai er are shaped conically. The semicircular open 65 member being positioned relative to said disk to guide
ings are closed by horizontal disks '7 rotatable on verti
material thereon towards the periphery of the disk, the
cal axles
Directly over the axles 3 is located the verti
material at the periphery of the disk being transferred
cal front wall 9 of the container 5 so that only about
onto the spreading member, the device further compris
half of each disk 7 is located under the container 5,
ing driving means coupled to said spreading member
which half of each disk constitutes the bottom of the 70 whereby the latter throws material received from the
container, the other half of each disk constituting a sup
disk over said strip-like area.
porting member for the material ?owing from the con
2. A device as de?ned in claim 1, wherein the guide
connected to a tractor by means of a draw arm. Said de
3,077,851
member extends from the axis of the disc along a curved
path to the periphery of the disc and is curved from
the said axis. in the direction of rotation of the disc.
said spreading member to said shaking device for caus
ing the spreading member to perform a reciprocating
movement transversely to the direction of travel.
3. A device as de?ned in claim 1, wherein the disc
has a periphery, the device comprising a disc, a throw
strip~like area during ground traversing movement, said
8. A device for spreading strewable material over a
device comprising a supporting frame, at least one con
ing member mounted adjacent the periphery of the disc
tainer on said frame and adapted for accommodating
for throwing the material from the disc onto the spread
the material to be strewn, said container having at least
ing member.
one outlet opening, a disk located in part beneath said
4. A device as de?ned in claim 3, comprising a hori~
zontal axle, said throwing member being mounted on 10 outlet opening to constitute a bottom therefor such that
material in said container is freely supported on said
said horizontal axle.
disk, said disk being rotatable on a substantially vertical
5. A device as de?ned in claim 3, comprising caps
axis, means for rotating said disk about said axis for
near said throwing member, into which caps the material
transporting the material thereon externally of the con
is thrown by said throwing member.
6. A vehicular device for spreading strewable mate ' tainer, a spreading member located beneath said disk to
receive said material therefrom, driving means coupled
rial over a strip-like area of the ground during ground
to said spreading member which is driven there-by to
traversing movement of the device, comprising a sup
throw material received from the disk over said strip
porting frame, at least one container on said frame for
like area and a guide member associated with said disk
the material to be strewn and having at least one outlet
opening, a disk located beneath said outlet opening, said 20 and extending from the aXis of the disk along a curved
disc being rotatable on a substantially vertical'axis ‘at a
path to the periphery of the disk and'being curved from
low speed to transport material supplied through said
outlet opening, a spreading member located beneath said
the said axis in the direction of rotation of said-disk.
disk to receive material therefrom, said spreading mem
ber including diverging gutters having lower ends which
cover-the entire width of the said striplike area, said
gutters having upper ends which are narrower and are
located near the said disk, and driving means, said spread
ing member being coupled to said driving means and
References Cited in the ?le of this vpatent
UNITED STATES PATENTS
1,556,922
1,558,282
2,863,669
Fentiman ____________ __ Oct. 13, 1925
'Prang ________ __~_..____ Oct.‘ 20,‘ 1925
Allersrna ____________ __ Dec. 9, 1958
73,931
899,872
Austria _____________ __ Oct. 25, 1917
France ____________ __Y. Sept. 4, 1944
being driven thereby to throw material received from 30
the disk over said striplike area.
7. A device as de?ned in claim 6, wherein said driv
ing means includes a shaking device and means coupling
FOREIGN PATENTS
m
Документ
Категория
Без категории
Просмотров
0
Размер файла
349 Кб
Теги
1/--страниц
Пожаловаться на содержимое документа