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Патент USA US3022776

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Feb. 27, 1962
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VM2 ma6
llnited States arent
Patented lieb. 27, i962
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in. the drawing:
FIG. l is a side view or" a milking unit with an indi
Filed Apr. 23, i959,
No. âilíifld.’
Claims. (Cl. ll9--ld.ild)
'iliis‘invention relates to milking machines and, more
particularly, to machines for milking animals and simul»
taneously indicating the body temperature of the animal
being milked.
cating thermometer mounted thereon;
FIV. 2 is a partial cross sectional View taken on line
2_2 of FlG. l;
FÃG. 3 is a cross sectional View similar to FIG. 2 of
another embodiment of the invention;
FlG. 4 is a cross sectional view of a teat cup milk
line of still another embodiment of the invention; and
„The‘ basic feature of this invention is the combination
ot'a temperature indicating device and a milking ma
chine to create a simple means ot detecting certain ill
nesses in milking animals by the determination of the
temperature of the milk as it is withdrawn from the ridder
of the animal. The
could be any of the genus of
mammals but, in the general situation, will be a bovine
'he spirit or sacrificing any of the advantages of the
FlG. 5 is a diagrammatic view of a remote recording
instrument in combination with a milking machine.
Now with more specific reference to the drawing,
FÍGS. l and 2 show a manifold unit lil having milk
passage tubes lo', manifold Walls il, and an indicating
thermometer l2 mounted in the manifold Walls lll. A
sensing device including a sensing bulb i3 and a plate
is so located that milk from an animal being milked en
One of the major problems in the dairy industry is 20 gages a plate la which is in contact with the bulb i3. A
the early detection of disease so that treatment can be
initiated before the condition becomes untenable or be
fore milk from the diseased animal has passed to the
consumer. Because of the commercialization of the milk
ing industry with the recent increase in the utilization
of hired help who may not be sufficiently observant to
milk discharge tube i7 extends from the manifold Wall
il to be connected to a hose communicating with a milk
can. individual teat cups from which vacuum is applied
from a connector
are connected to the passage tubes
and a vacuum line to a 'tube
The connectors 2li
communicate from a manifold 21 to the tube i9.
in operation, the milk is drawn from the animal down
into Athe
t passage 'tubes lo and into the manifold unit
early detection of disease is increasing. Thus, some
means of creating a simple expeditious procedure which
lll where the plate
is attached to the inside of the
can become a part or" the total milking procedure to assist 30 manifold Wall 'ill of the manifold unit iid. A hole i8
in the early detection of disease is needed.
through the manifold wall il receives the thermometer
detect the early symptoms of disease, the problem of
The present invention makes it possible to readily de
bulb i3 which acts as a sensing element and which rests
against the plate ld. The plate la may be made of silver
their symptomatology, an increase in the body temperaor other goed thermal conductive material. The dial type
the animal. This can be detected by the present 35 thermometer l2 or other suitable temperature indicating
ermine the presence of diseases which have, as part of
invention. i -is makes it possible to readily detect that
large class of conditions which fall in the infectious dis
ease category and leaves only the metabolic diseases to
be detected by ordinary means.
rïhe present invention contemplates the use of a direct 40
instrument will be attached to the thermometer bulb i3.
Holding the thermometer bulb i3 in place and packed
around the lateral sides thereof is an insulation material
l5 which will not conduct heat from the Walls ll. to the
bulb i3. rlhis will not cause the thermometer reading
reading thermometer or the use or" a thermocouple con
be affected by the temperature of the manifold wall lil
nected to a remotely situated indicating and/0r record
but, rather, the milk engaging the plate la will bring the
plate ld to the temperature of the milk which will be
ing instrument. The temperature sensitive portion or" the
device is either `irectly in the path of flow of milk or in
proximity thereto and, having a highly conductive dia
phragm therebetwen, it will indicate substantially the
milk temperature. Since the temperature sensing element
is so close t@ the body of the animal, the 'temperature of
the milk at this point will be substantially that of the
transferred to the thermometer bulb 13 and the ther~
mometer l2 Will register the milk temperature. The op
erator can thus observe the milk temperature and there
by check the temperature of the milk given by the ani
mal as it flows through the manifold unit lil and out the
discharge tubes l? to the Waiting containers. The milk
animal and, therefore, the animal’s body temperature will
temperature will be the same as the animal’s ridder tem
perature. Thus, an ill animal can be noted readily and
her milk may be rejected.
Another embodiment of this invention is disclosed here
dicating device which is simple in construction, economi
in and illustrated in FIG. 3. Manifold Walls lill of a
55 manifold unit such as the manifold unit lill in FIG. l are
cal to manufacture, and simple and eiiicient to use.
Another object of the invention is to provide an im
shown. Themocouple wire 'H5 passes through the mani
proved combination of temperature indicating instrument
fold wall lll' and is in contact With a silver plate lila.
be indicated.
l't is, accordingly, an object of this invention to pro
vide a combination milking machine and temperature in~
and milking machine.
Thus, the milk passing over the silver plate 1M changes
Still another obiect of the invention is to provide a
the temperature of the thermocouple to that of the milk.
new combination of milking machine and temperature 60 The resulting voltage generated by the thermocouple will
indicating device.
A further object of the 'iiif'ention is to provide an im
proved new combination of
ing machine and tem
be registeded on a suitable galvanometer situated at some
location remote from the thermocouple. The galvanoin
eter will be calibrated in degrees temperature.
in the embodiment of the invention shown in FIG. 4,
perature recording device.
With the above and other objects in view, the present 65 each teat cup will be provided with a thermometer or
thermocouple arrangement. Cnc teat cup having Walls
invention consists of the combination and arrangement
¿lo is shown in partial cross section. By this arrange
of parts hereinafter more fully described, illustrated in
ment, the milk temperature from each quarter of the ani
the accompanying drawing and more particularly pointed
out in the appended claims, it being understood that 70 mal’s udder may be observed. ïhe temperature of one
quarter actuates a thermocouple directly in the milk
changes may be made in the form, Size, proportions’
stream and may be recorded on four separate recording
and minor details of construction Without departing from
instruments or a single instrument may be used with
sive property or privilege is claimed are deiined as fol
Suitable switching.
A thermocoupling Wire 215 is passed through the rub
her walls of a conventional teat cup or it could be passed
manifold including milk delivery and discharge tubes as
through the rubber Walls of the milk passage tubes 2id
a part thereof, a temperature indicating device having a
as seen in FIG. 4. The wire 215 extends into the hol
sensing portion within said manifold in thermoconducting
low section of the Wall Zîñ and the milk directly from
relation with mi k in said manifold whereby the tempera
ture of said milk will be indicated by said temperature
the animal ñows thereover. The thermocouple responds
to any change of temperature of the milk as it Hows
through the teat cup. A hole 217 is of a smaller diam
eter than the wire 215, thereby forming a seal around the
wire 2115. The wire 21S can be Withdrawn for cleaning
purposes, therefore providing a sanitary device.
FIG. 5 shows a manifold unit 31€) similar t@ the mani
fold unit 1li shown in FIG. l. The manifold unit 31@
has a pipe 3l? and a hole in its manifold wall 311 simi
lai` to the h_ole 18 shown in FlG. 2 and covered by a
plate 314. The hole receives a conventional thermocou
ple which is connected by wires 31S to a recording in
strument 316 which may be any of the Well known tem
l. In a milking machine having a milk conducting
indicating device.
2. The milking machine recited in claim 1 wherein
said temperature indicating device comprises a recording
instrument disposed remotely from said milking machine.
3. The milking machine recited in claim l wherein
said temperature indicating device comprises a tempera
ture recording instrument disposed remotely from said
milking machine and said sensing portion comprises a
4. The machine recited in claim l wherein said tem
perature indicating device comprises an indicating ther
perature recording instruments.
The foregoing specification sets forth the invention in
its preferred practical forms but the structure shown is
capable of modification Within a range of equivalents
without departing from the invention which is to be un
derstood is broadly novel as is commensurate with the
appended claims.
The embodiments of the invention in which an exclu
References Cited in the ñle of this patent
Corsis _____ __ _______ __ Jan. 13, 1953
Vickers ______________ __ July 24, 1956
Laprand _____________ __ June 30, 1959
Miller ____ ____________ __ Aug. 4, 1959
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