Feb. 2 , 1926. V
1,571,324
F. DIEHL
GLUE MACHINE
Filed June 6,
QR
1,571,32a
Patented Feb. 2, 1926.
UNITED STATES PATENT ()FFEC
FRANK DIEHL, 0F WABASH, INDIANA.
GLUE MACHINE.
Application ?led June 6, 1923.
Serial No. 643,790.
To all whom it may concern:
_
spreader 11 may be of the conventional con-~
Be it known that I, FRANK DIEHL, a c1ti~ struction and since the construction of the
zen of the United States, residing at spreader forms no part of the invention, a
‘Wabash, in the county of ‘Wabash and State detail disclosure thereof is omitted.
of Indiana, have invented a new and useful
The pipes 12 and 13 communicate with
Glue Machine, of which the following is a the pipe let which in turn connects with,
speci?cation.
<
This invention has reference to an appara
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the pipe 16 that has one end thereof ex
tended into the reserve tank 8 at the bot
tus especially designed for handling cold tom thereof, the bottom being indicated at
glue, the primary object of the invention 17 and shown as having inclined walls to
being to provide novel means whereby a
continuous ?ow of glue may pass to a glue
spreader used in securing veneer to its
foundation.
Another object of the invention is to pro~
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cause material contained in the tank 8 to
feed into the pipe 16.
Communicating with the pipe 16 is a re
turn pipe 18 that has its upper extremity 70
15
disposed in a position to discharge material
> vide an apparatus wherein the’ glue remain into the tank 5 as clearly shown by the draw
ing in the pipes that establish communica ing, there being provided a valve 19 ad
tion between a supply tank and a glue jacent to the lower end of the pipe 18 to con
spreader may be returned to the mixing trol the passage of fluid to the pipe 18.
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20 tank through the pipes of the apparatus.
Compressed air pipes 20 and 21 extend
With the foregoing and other objects in into the reserve tank 8, which pipes have
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view which will appear as the description connection with a suitable source of air sup
proceeds, the invention resides in the com~ ply so that by operating the valves 22, the
bination and arrangement of parts and in air may enter tank 8 to force the material
the details of construction hereinafter de contained therein, from the tank 8.
scribed and claimed, it being understood
that changes in the precise embodiment of
the invention herein disclosed, may be made
within the scope of what is claimed, without
departing from the spirit of the invention.
Referring to the drawing :-—
The ?gure illustrates a diagrammatical
view disclosing a plurality of tanks and
From the foregoing it will be obvious that
by opening valves 10 and 15 and by closin
valve 19, communication is established be
tween the mixer tank 5 and spreader,
14C and 16.
The tank 8 is filled with glue
by opening the valve 10 whereupon the glue
passes into tank 8' and after tank 8 becomes
pipes providing communication between the ?lled, the valve 10 is closed, and the valves
tanks.
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through pipes 9, tank 8 and pipes 12, 13,
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22 opened, admitting air under pressure to
Referring to the drawing in detail, the the reserve tank 8. The air pressure in the
reference character 5 designates a mixing reserve tank 8 forces the glue through the
tank which is supplied with a suitable pipes 12, 13, 14 and 16, and into the spreader,
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agitator not shown, for mixing the glue in it being understood that the valves 15 have
the tank.
been opened to admit the glue to the
The tank 5 is supported on the legs 6 that spreader. When it is desired to shut off the
are mounted on a suitable platform indicat~ passage of the glue to the spreader the
ed at 7, it being understood that the tank 5 valves 15 are closed and the valve 19 is
may be positioned on the floor above the opened, allowing the air pressure in the re
tank 8 in order that the glue may gravitate serve tank 8 to force the glue contained
into tank 8 from the mixing tank 5.
therein, through the pipe 18 to the mixer
Pipe 9 establishes communication between tank 5 where the same may be again mixed
the mixing tank 5 and reserve tank 8, valve and prepared for use.
10 being provided at the upper end of the
What is claimed as new is :—
pipe 9 to control the passage of glue through 1 1. A device for supplying glue to a
the pipe 9 and into the reserve tank 8.
spreading machine comprising a mixing
The spreader is indicated at 11 and com tank, a reserve tank disposed below the mix
municates With the reserve tank 8 through ing tank, a pipe for establishing communica
pipes 12, 13 and 14, valves 15 being provided tion between the tank to allow material to
in the pipes 12 and 13 for controlling the pass into the reserve tank, a pipe leading
passage of ?uid to the spreader. The from the bottom of the reserve tank and
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Ill)
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1,571,324
communicating With the spreading machine, tank positioned under the mixing tank, a
valves for cont-rolling the passage of ma
terial to the spreading machine, a pipe
establishing communication between the last
mentioned pipe and the mixing tank, a- valve
for controlling the passage of material
pipe providing communication between the
tanks, a valve for controlling the passage of
glue through the pipe, a compressed air sup
ply pipe in communication with the feed
tank, a pipe leading from the bottom of the
through the latter pipe, pipes for supplying feed tank to deliver glue from the feed tank,
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air under pressure to the reserve tank to a pipe establishing communication between
force material therefrom, and the valves for the last mentioned pipe and mixing tank,
controlling the passage of ?uid to the spread and valve members for controlling the pas~
ing machine adapted to be closed to permit sage of ?uid through the latter pipes.
the material from the reserve tank to be re
In testimony that I claim the foregoing
turned to the mixing tank.
‘
2. A machine for handling glue compris
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ing an elevated mixing tank, a closed feed
as my own, I have hereto a?ixed my signa
ture.
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FRANK DIEHL.