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8/10/2019 Automated Screw Conveyor technology
1/6
_ 2 , 5 7 1 , 0 3 6
ct
9 , 1951 c .
A . HEYNE
ET AL
ARTICLE
CONVEYING AND
TINING NECHANISN
3 Sheets-Sheet l
Filed
J a n . 2 9 , 1948
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8/10/2019 Automated Screw Conveyor technology
2/6
2 , 5 7 1 , 0 3 6
ct. 9 , 1951
c . A . HEYNE
ET 1 .
ARTICLE CONVEYING AND TIMING MECHANISM
3 Sheets-Sheet 2
Filed J a n . 2 9 , 1948
Q w u w v t o f w .
AHEYNE
dRr/OHMSON
_\____________ __.___.
` A
\
8/10/2019 Automated Screw Conveyor technology
3/6
O c t .
9 ,
1951 c . A . H E Y N E ET 1 .
2,571,036
ARTICLE CONVEYING
AND
TIMING MECHANISM
Filed
Jan.
2 9 ,
1948
3 Sheets-Sheet 3
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4/6
P a t e n t e d O c t . 9 ,
1 9 5 1
2 , 5 7 1 , 0 3 6
UNITED S T A T E S
PATENT O F F I C E
2 , 5 7 1 , 0 3 6
ARTICLE
CONVEYING
AND TDVUNG
MECHANISM
C l a r e n c e A . Heyne a nd John R .
J o h n s o n ,
A l t o n ,
I l l . , a s s i g n o r s
t o O w e n s - I l l i n o i s G l a s s Company,
a
o r p o r a t i o n o f
Ohio
A p p l i c a t i o n
J a n u a r y 2 9 ,
1 9 4 8 , S e r i al N o . 5 , 1 2 4
( C l . 198-34
Claims.
1
Our invention r e l a t e s t o m e c h a n i s m
f o r con
veying
a r t i c l e s o r
workpieces a n d
f e e d i n g them
t o
a machi ne by which
gauging,
t e s t i n g , o r
other
operations are
performed
on o r i n connection
with such
a r t i c l e s .
The
i n v e n t i o n p r o v i d e s
m ec h
an ism by which
a
c o n t i n u o u s s u p p l y o f
t h e a r t i
c l e s
are
fed t o a
m a c h i n e
comprising a p l u r a l i t y
o f operating u n i t s , m e a n s f o r spacing
t h e
a r t i c l e s
as they are a d v a n ce d t o correspond t o the spacing
o f such o p e r a t i n g u n i t s , a n d means f o r
synchro
n i z i n g
a n d
timing
t h e movements
o f t h e a r t i c l e s
with
t h o s e o f
t h e o p e r a t i n g u n i t s .
In
the
form herein
i l l u s t r a t e d ,
there
i s pro
vided a con veyor
by
which b o t t l e s
o r
other a r t i c l e s
are fed
t o
a
g aug i n g
m a c h i n e
comprising a s e r i e s
o f
c o n t i n u o u s l y
t r a v e l i n g gauging
u n i t s f o r r e
c e i v i n g a n d operating upon
the
a r t i c l e s i n suc
c e s s i o n . An b j e c t o f t h e i n v e n t i o n i s t o p r o v i d e
a n improved
s p i r a l
t i m e r
d e v i c e f o r
s p a c i n g t h e
a r t i c l e s
on the
conveyor t o correspond with
the
s p a c i n g
o f t h e t r a v e l i n g
gauging
o r
o t h e r u n i t s ,
a n d a d j u s t i n g means f o r s y n c h r o n i z i n g t h e
f e e d
o f
t h e
a r t i c l e s
t o
b r i n g
them
i n r e g i s t e r
w i t h
t h e
_ traveling units .
A
u r t h e r
o b j e c t o f
t h e i n v e n t i o n
i s t o
p r o v i d e
a d j u s t i n g mechanism
by which
t h e s p i r a l t i m e r
f e e d e r may
be
a d j u s t e d ,
without
stopping
o r
i n
t e r f e r i n g
with t h e
continuous
o p e r a t i o n
o f
t h e
machine, t o
s y n c h r o n i z e
t h e
f e e d o f
t h e
a r t i c l e s
with
the
moveme nts o f
the
g a u g i n g , o r
other u n i t s
which a c t upon s a i d
a r t i c l e s , whereby t h e v a r t i c l e s
a r e a c c u r a t e l y p o s i t i on e d
with
r e s p e c t t o such
units.
Other o b j e c t s
o f
the invention
w i l l
appear
here
inafter.
R e f e r r i n g t o
t h e accompanying
d r a w i n g s :
F i g .
1 i s
a n
elevation view
o f
a portion o f
a
gauging
machine combined
with
a
conveyor
a n d
timer
f e e d e r
f o r f e e d i n g a r t i c l e s t o such machine,
parts
o f
the
m a c h i n e
being
broken
a w a y a n d
p a r t s
o f
t h e apparatus b e i n g
shown
i n
s e c t i o n ;
F i g . 2 i s a
t o p
plan v i e w , p a r t s
o f
t h e gauging
machi ne
being
broken
away;
F i g .
3 i s a
s e c t i o n a l
view
showing
the a d j u s t
i n g means f o r
a d j u s t i n g t h e angular
p o s i t i o n
o f
t h e
s p i r a l t i m e r
f e e d e r , t h e s e c t i o n
b e i n g
taken
a t t h e
l i n e
3 3
on
i g ;
5 ;
F i g . 4
i s
a horizontal
section
o f the timer
c o n
veyor
a n d d r i v i n g
me a n s
t h e r e f o r , p a r t s
being
broken a w a y , t h e
s e c t i o n
b e i n g a t t h e l i n e s
4 - 4
on i g s . l and
; A
F i g . 5 i s a s e c t i o n a l _ e l e v a t i o n a t the l i n e
5 5
on ig.
4 ;
and
- ~
F i g . 6
i s
a p a r t - s e c t i o n a l e l e v a t i o n a s v i n d i c a t e d
by t h e l i n e 6- 6 on
F i g . 5 ,
showing a d j u s t i n g
mea ns
f o r
r o t a t i v e l y a d j u s t i n g t h e s p i r a l t i m e r
conveyor
a n d t h e r e b y a d j u s t i n g t h e f e e d
o f
t h e
a r t i c l e s t o cause them t o r e g i s t e r with the g au g
i n g
units.
R e f e r r i n g t o F i g s . 1 a n d
2 ,
t h e i n v e n t i o n i s
herein
i l l u s t r a t e d
a s ~ adapted f o r use
with a
20
25
30
35
4 0
45
50
5 5
2
gauging ma c hi n e f o r gauging
a r t i c l e s
I 0 such a s
b o t t l e s
or j a r s .
T h e
m a c h i n e
comprises a s e r i e s
o f gauging
u n i t s
I I connected t o a n e n d l e s s chain
c a r r i e r I 2 f o r continuous t r a v e l i n
a
h o r i z o n t a l
c l o s e d
p a t h , t h e
u n i t s
b e i n g s p a c e d
a t
e q u a l
i n
t e r v a l s .
The
a r t i c l e s I 0 a r e placed
on a horizon
t a l l y t r a v e l i n g e n d l e s s
b e l t
conveyor I 3 near the
right
h a n d
e n d
thereof
a n d
a s
they
are
a d v a n c e d
by the
c o n v e y o r ,
they a r e spaced
h o r i z o n t a l l y
by
a s p i r a l or
h e l i c a l
feeder
I 4 . The feeder I 4 s e r v e s
a s
a
timer by
which
the
movemen ts o f
the a r t i c l e s
I 0 are
synchronized with
t h e movements o f t h e
g aug i n g
units
s o
that
the a r t i c l e s
are
brought i n
s u c c e s s i o n
d i r e c t l y beneath a n d
i n r e g i s t e r
with
t h e
gauging u n i t s ,
t h e s p a c i n g between c e n t e r s
o f
t h e a r t i c l e s b e i n g e q u a l t o t h e s p a c i n g
between
t h e c e n t e r s o f the
gauging n i t s .
The
conveyor
I 3 a n d spacing
screw
or timer I 4
are driven . n synchronism by a n .
e l e c t r i c
motor
I 5
F i g .
2 ) y
The motor s geared through a d r i v
ing
b e l t
or ch ai n I 6
t o a
h o r i z o n t a l shaft I ' I which
i s c o n n e c t e d
through
t r a n s m i s s i o n
g e a r i n g w i t h i n
a
gear
box
I 8
t o d r i v e
a n
endless
b e l t
I 9
geared
t o a shaft 2 0 . T h e shaft
2 0
has
driving
c o n n e c
t i o n s
with
the
conveyor
I 3 through a t r a i n o f
g e a r i n g
c o m p r i s i n g b e v e l l e d
g e a r s 2 | , 2 2 , s h a f t
2 3 , chain 2 4 , s h a f t 2 5 ,
the
conveyor b e i n g t r a i n e d
over a drive pulley o n the shaft 2 5 .
T he
s h a f t I ' I
i s connected
through
a
u n i v e r s a l
j o i n t 2 6
F i g . 1 )
t o
the
s h a f t
2 I
o f
a worm
which
drives
a worm wheel
28 keyed
t o a short v e r t i c a l
tubular
s h a f t 2 9 j o u r n a l l e d
by m e a n s o f b a l l bear
i n g s 3 0 within a
s t a t i o n a r y
hollow column 3 | .
T he
bore o f the
shaft
2 9 i s rectangular t o r e
ceive
the squared e n d
section
3 2 o f a v e r t i c a l
worm
shaft 3 3
adjustable
up a nd down herein as
h e r e i n a f t e r d e s c r i b e d .
The
column
3 |
comprises
a lower
section
or .
base 3 4 a n d a n upper s e c t i o n 3 5 . The column i s
co nne cted
t o
the
m a ch i ne
framework
b y me a n s
o f lower h o r i z o n t a l d i a g o n a l
b a r s
3 6
a nd
3 l F i g s .
1
a n d
2 )
a n d a n upper h o r i z o n t a l
diagonal
bar
3 8 ,
the l a t t e r
being provided
with
a
c o l l a r 3 9 s u r
rounding
the
column 3 5 a n d s e c u r e d t h e r e t o by
screw b o l t s 4 0 .
Supported
on
the co lumn 35 i s a tubular case
4 |
which, a s
shown
i n
F i g s .
5 a n d 6 , extends
downwardly within s a i d column a n d a t
i t s
lower
en d
i s provided
with a packing
gl and
4 2 sur
rounding
the worm
shaft
3 3 . T h e
c a s e
4 I i s
formed
with a f l a n g e 4 3
which
r e s t s on
the
c o l l a r
3 9 .
Mounted f o r
up-and-down
adjustment
w i t h - `
in the case 4 I
i s a n
inn er tubular
case
4 4 i n
which
i s a worm 5 mou nt e d on
the
shaft 3 3 . The worm
s h a f t
3 3 i s j o u r n a l l e d i n
b e a r i n g s
4 6
a n d
4 1 a t t h e
lower a n d
upper
ends
r e s p e c t i v e l y o f
the c a s e
4 4 .
The worm shaft i s attached a t i t s
upper
end t o
the b a l l bearing c a ge by m e a n s o f a nut 4 8 a n d
cap
screw 49. Y
Me a n s f o r
a d j u s t i n g t h e worm
5 up a n d down
t o g e t h e r
w i t h i t s c a s i n g 4 4
and s h a f t 3 3 , i n c l u d e s
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-
thre a de d to
receive a
hand
crank 5 6 .
2 , 5 7 1 , 0 3 6
a v e r t i c a l a d j u s t i n g
s c r e w 6 I which
i s
t h r e a d e d >
through
a
nut o r s l e e v e 5 2
F i g s .
4 a n d 6 ) .
The
nut s
mounted
f o r up-and-down
movement
n t h e
o u t e r c a s i n g
4 I
a n d s connected
t o
t h e i n n e r c a s e
4 4
by
a pin
5 3 .
The screw
s h a f t 5 I
i s
r o t a t e d by
me a n s i a h a n d crank 5 4 .
The i n n e r c a s e 4 4
i s
clamped i n i t s
adjusted
p o s i t i o n
a n d h e l d
a g a i n s t r o t a t i v e movement
by
a
clamping d e v i c e comprising clamping elements
5 5 a n d 5 5 * F i g . 4 ) . The member 5 5 i s formed
with a stem 5 5 b
extending
through
a bore i n the
member
5 5 l
a n d having i t s
outer
e n d screw
T he l a t t e r
s e r v e s
t o
r e l e a s e
the
c l a m p
t o permit
ad justment
of the
case
4 4 , a n d t o then draw
the
c l a m p i n g
elements
inwardly t o g r i p the w a l l o f the c a s e 4 4 .
The t i m e r I 4
c o m p r i s e s
a h o r i z o n t a l l y
d i s p o s e d
t u b u l a r s h a f t
formed with a s p i r a l
thread
5 6 The
s h a f t , a s shown. i s t a p e r e d toward i t s forward
o r f r e e end a n d t h e
p i t c h
o f t h e s p i r a l thread
i s g r a d u a l l y i n c r e a s e d toward t h e forward
e n d ,
t h e r e b y c o r r e s p o n d i n g l y
widening
t h e s p a c e s b e
tween
adjacent c o n v o l u t i o n s
f o r the purpose o i
s p a c i n g
t h e
b o t t l e s t o correspond t o the
spacing
o f t h e
gauging
u n i t s
I
I .
The r i g h t h a n d end
p o r t i o n
o f
t h e
timer
s h a f t
i s formed with a c y l i n d r i c a l surface 5 1
F i g .
2 )
a n d t h e depth o f t h e s p i r a l thread 5 6 i s
g r a d u a l l y
decreased
toward
s a i d surface a n d merges i n t o
i t a t t h e forward end o f t h e c y l i n d r i c a l s u r f a c e .
Stationary guide r a i l s
5 8 a r e
mounted over
t h e
b e l t conveyor a n d extend lengthwise t h e r e o f
i n
p o s i t i o n
t o
d i r e c t
t h e
a r t i c l e s
l 0
a n d
b r i n g
them
w i t h i n
t h e c o n t r o l o f the s p i r a l timer a s they
a d v a n c e with the conveyor. The guide r a i l s are
c a r r i e d on brackets 5 9
by
m e a n s o f which
the
r a i l s
a r e a d j u s t a b l e
t o a c commodate them t o
a r t i
c l e s o f d i f f e r e n t
s i z e s .
The
s p i r a l
timer
I 4
i s supported by
m e a n s
o f
a horizontal tubular arm 0 formed with r i b s 6 I ,
s a i d arm being a ttached by
screw b o l t s
5 2
t o
a
head 6 3
formed
i n t e g r a l with
the
case 4 I .
t i v e l y
mounted
within the
a rm
6 0 a n d extending
lengthwise
therethrough i s
a tubular s h a f t
6 4
j o u r n a l l e d a t one end
i n
r o l l e r bearings 6 5 i n
the
a rm 6 0 a n d a t i t s other e nd
journalled i n
b a l l
b e a r i n g s
6 6
Within t h e
hea d
6 3 . .Extending
l e n g t h w i s e
through
t h e t u b u l a r
timer
screw I 4
a n d
the arm 6 0 i s a shaft
comprising
s e c t i o n s
6 1
a n d 6 8 having
a screw-threaded connection
6 9
w i t h i n t h e s h a f t 6 4 . D r i v i n g c o n n e c t i o n s . b e
tween the shaft
6 4 a n d the
timer shaft
I 4 com
5
4
1 l o v e r l y i n g t h e arm
1 6
and clamped t h e r e t o
b y
m e a n s o 1 a screw
1 1
rotatable by a handle 1 8 .
I h e screw
1 1 extends
through
a n
arc-shaped
s l o t
1 3 i n the ar m 1 5 a n d
i s
threaded i n t o the
a rm
1 6 . Adjusting s c r e w s 8 0 p r o v i d e d with knurled
heads
8 | , v
a r e
mounted
i n the
arm
1 5 a nd
p o s i
t i o n e d t o engage
t h e
screw 1 1 , t h e r e b y
p r o v i d i n g
m e a n s f o r r o t a t i v e l y a d j u s t i n g t h e c a s e 4 I a n d
with
i t
t h e
s p i r a l
timer I 4
about
t h e
a x i s
o f
t h e
1 0
worm
haft
3 3 .
15
20
25
30
45
50
prise
a
disk
10
formed
with a
tapered
hub
e n -
g a g i n g
t h e
c o r r e s p o n d i n g l y t a p e r e d
e d g e o f t h e
s h a f t 6 4 . T he d i s k
1 0 i s
connected t o the timer
I 4 by a
- p i n
1 I . The p a r t s a r e clamped t o g e t h e r
by clamping nuts
1 2 ,
1 3
` o n the o u t e r ends o f the
The
o p e r a t i o n
may be summerized a s f o l l o w s :
The
c o n t i n u o u s l y t r a v e l i n g
g a u g i n g
u n i t s
I I
are
brought i n succession d i r e c t l y
over the b e l t
c o n veyor I 3 and a d v a n c e therewith a t the same
speed as the conveyor. The containers
I 0 are
s u p p l i e d c o n t i n u o u s l y t o t h e conveyor
I 3
a t
t h e
r i g h t h a n d end
t h e r e o f a n d a s
they
move
f o r
ward
w i t h
t h e
c o n v e y o r , a r e
u n i f o r m l y
s p a c e d
a p a r t by t h e
s p i r a l
t i m e r I 4 a n d
by such s p a c
in g movement are so positioned o n the
conveyor
that they a r e brought i n t o
d i r e c t
v e r t i c a l l i n e o r
r e g i s t e r
with
t h e
gauging
u n i t s .
Each
s a i d
u n i t ,
a s i t i s
brought
over
a
container a n d in r e g i s t e r
therewith. i s
lowered
onto
the
container
f o r
a .
gauging
o p e r a t i o n ,
a s f o r example, t o gauge
t h e
diameter o f
t h e neck
opening o f the
c o n t a i n e r .
1 f
the timer
I 4
moves the contain ers e i t h e r i n
a d v a n ce o f
o r behind the p o s i t i o n r e q u i r e d
f o r
r e g i s t r a t i o n with t h e g a u g e s , the timer
i s
r o t a
t i v e l y
a d j u s t e d by a d j u s t i n g
t h e worm 4 5 F i g s .
5 a n d 6 ) e i t h e r up
o r down,
thereby
r o t a t i v e l y
adjusting
the
worm gear 1 4 a n d with
i t
the
s p i r a l
t i m e r .
Such adjustment
i s
e f f e c t e d by f i r s t
r e
l e a s i n g t h e
clamp
5 5 a n d
then
r o t a t i n g
t h e h a n d
crank 5 4 .
This
adjustment may e
accomplished
W h i l e t h e machi ne
i s
i n
continuous
o p e r a t i o n .
The
t i m e r may
l i k e w i s e
b e
a n g u l a r l y a d j u s t e d
h o r i z o n t a l l y
about the
a x i s o f
the v e r t i c a l worm
s h a f t 3 3 by l o o s e n i n g t h e
clamping
screw
1 1
F i g s .
3 a n d 5 )
by m e a n s o f the
h a n d
l e v e r 1 8 a n d
then
operating the a d j u s t i n g screws 8 D
t o
r o t a t e t h e
c a s i n g 4 I a n d
with
t t h e timer I 4 .
Modications
may
be r e s o r t e d
t o
within
t h e
s p i r i t a n d scope
o f
our i n v e n t i o n .
We l a i m :
1 .
T he combination
o f a h o r i z o n t a l t r a v e l i n g
conveyor
f o r
advancing
a r t i c l e s
p l a c e d t h e r e o n .
a
timing
d e v i c e f o r s p a c i n g
t h e a r t i c l e s p l a c e d
o n
the conveyor a n d timing
t h e i r a d v a n c e
with
the c o n v e y o r , s a i d timing d e v i c e comprising a
horizontal shaft p o s i t i o n e d over the conveyor a n d
extending
i n the
d i r e c t i o n o f
the t r a v e l
o f
the
conveyor, the
timing
d e v i c e
h a vi n g
a
s p i r a l
sur
f a c e f o r
engaging a r t i c l e s p l a c e d on t h e
c o n v e y o r ,
t h e s p a c i n g o f
a d j a c e n t
c o n v o l u t i o n s
o f
t h e s p i r a l
5 5 being p r o g r e s s i v e l y increased i n
a forward
d i r e c
s e c t i o n a l
shaft 6 1 ,
6 8 ,
said sectional shaft serv-
\
ing a s
a
t i e rod a n d a l s o a s a support
for
hold
i n g t h e timer s h a f t I 4 i n l i n e
with
the shaft 5 4 .
Keyed
t o the shaft 6 4
i s
a worm wheel 1 4 which
runs
i n mesh
with the worm
4 5 .
I t
w i l l
now
be
apparent that
the shaft I 1
has
a d r i v i n g co n ne c
t i o n
with t h e
s p i r a l
t i m e r , s a i d c o n n e c t i o n i n
c l u d i n g the worm
g e a r 2 8
F i g . 1 ) ,
t h e
v e r t i c a l
s h a f t 3 3 ,
worm 5 , worm
wheel 1 4
a n d
shaft
6 4 . _
The
gearing
i s
s o proportioned that the timer I 4
m a k e s
one complete
r e v o l u t i o n
while
the
g au g
i n g
heads
t r a v e l
t h e d i s t a n c e
between
c e n t e r s o . r
adjacent
heads.
The t i m e r s h a f t I 4 i s
a n g u l a r l y
a d j u s t a b l e hor
i z o n t a l l y
about t h e a x i s o f the column 3 5
a n d
s h a f t 3 3 ,
s u c h
a d j u s t m e n t b e i n g p r o v i d e d f o r
by
the following
construction: l
T h e
c o l l a r 3 9
i s
formed with
a n i n t e g r a l r a d i a l
6 0 s a i d
conveyor a n d timing
d e v i c e _ a n d _ i n t e r c o n
t i o n f o r g r a d u a l l y
i n c r e a s i n g
t h e
s p a c i n g
between
adja cent a r t i c l e s placed
on
the conveyor
i n en
g a gemen t with s a i d
s p i r a l ,
a
motor,
m e a n s
pro
v i d i n g d r i v i n g
connections
from
the
motor
t o
t h e
necting the
conveyor
a n d
timing
d e v i c e f o r r o
t a t i n g t h e t i m i n g d e v i c e i n synchronism w i t h
t h e
t r a v e l o f t h e c o n v e y o r , and manually
o p e r a b l e
me a n s f o r r o t a t i v e l y
a d j u s t i n g t h e timing d e v i c e
6 5 about the a x i s o f s a i d shaft while the conveyor
a n d timing
d e v i c e
a r e being d r i v e n by t h e motor
and
t h e r e b y
a d j u s t i n g
t h e
p o s i t i on a l r e l a t i o n o f
the
timer
t o
the c o n v e y o r .
2 . The c o m b i n a t i o n of a horizontal traveling
7 0 conveyor
f o r
a d v a n c i n g a r t i c l e s
placed t h e r e o n ,
a
timing d e v i c e f o r
s p a c i n g
t h e a r t i c l e s
placed
on
t h e conveyor a n d timing t h e i r a d v a n ce with
the
conveyor, s a i d
timing
d e v i c e comprising a hori
z o n t a l s h a f t p o s i t io n e d o v e r
t h e conveyor
a n d
arm
1 5 a n d the
c a s e
4 I
i s formed with
a n arm ( 5 extending
i n
the d i r e c t i o n o f the t r a v e l o f the
8/10/2019 Automated Screw Conveyor technology
6/6
2 , 5 7 1 , 0 3 6
5
c o n v e y o r , the
timing d e v i c e
having a s p i r a l sur
f a c e f o r engaging
a r t i c l e s
placed on the conveyor,
t h e
s p a c i n g o f
a d j a c e n t c o n v o l u t i o n s o f t h e s p i r a l
being p r o g r e s s i v e l y i n c r e a s e d i n a forward d i r e c
t i o n f o r g r a d u a l l y
i n c r e a s i n g t h e
s p a c i n g between
adjacent a r t i c l e s placed on the conveyor
i n
en
gagement
with
s a i d s p i r a l ,
a
motor f o r d r i v i n g
s a i d
t i m i n g
d e v i c e ,
t r a n s m i s s i o n
mechanism
b e
tween t h e
motor
and s a i d t i m i n g
d e v i c e i n c l u d
ing a
worm
shaft, a
Worm
thereon, a worm
g ear
running
i n
mesh with
s a i d worm
a n d having a
d r i v i n g c o n n e c t i o n w i t h
t h e
t i m i n g d e v i c e , a nd
m e a n s
f o r
adjusting the worm shaft i n
a n
a x i a l
d i r e c t i o n a nd
t h e r e b y
r o t a t i v e l y
a d j u s t i n g
t h e
s a i d worm gear
a n d
the s a i d timing d e v i c e .
3 . The combination o f a h o r i z o n t a l t r a v e l i n g v
conveyor
f o r
advancing a r t i c l e s p l a c e d t h e r e o n ,
a
t i m i n g
d e v i c e f o r
s p a c i n g t h e a r t i c l e s p l a c e d on
. t h e
conveyor
a n d timing t h e i r advance
with
the
conveyor, s a i d timing d e v i c e comprising
a h o r i
z o n t a l s h a f t p o s i t i o n e d o v e r
the conveyor
a n d
e x t e n d i n g i n t h e d i r e c t i o n o f t h e t r a v e l o f
t h e
conveyor,
the
timing
device
h a v i n g
a
s p i r a l
sur
f a c e
f o r engaging
a r t i c l e s placed on the conveyor,
t h e
s p a c i n g
o f
a d j a c e n t c o n v o l u t i o n s o f
t h e
s p i r a l
b e i n g
p r o g r e s s i v e l y i n c r e a s e d
i n a forward d i r e c
t i o n f o r g r a d u a l l y
i n c r e a s i n g
t h e s p a c i n g b e
tween
adjacent a r t i c l e s placed
on
the
conveyor
i n e n ga ge me nt with s a i d s p i r a l , a
motor,
a t r a i n
of
gearing
extending from the motor t o said -
t i m i n g d e v i c e f o r d r i v i n g t h e l a t t e r , s a i d
g e a r
i n g
i n c l u d i n g
a v e r t i c a l s h a f t , a
Worm t h e r e o n ,
a
h o r i z o n t a l shaft connected
t o the t i m e r , a
worm
wheel on s a i d h o r i z o n t a l s h a f t a n d
running
i n
m esh
with s a i d worm, a n d m e a n s f o r a d j u s t i n g
s a i d
worm v e r t i c a l l y and t h e r e b y
r o t a t i v e l y
ad
j u s t i n g
t h e
worm
w h e e l and t i m e r d e v i c e .
4 . T he
combination
o f
a
h o r i z o n t a l t r a v e l i n g
c o n v e y o r
f o r
advancing a r t i c l e s p l a c e d t h e r e o n ,
a t i m i n g
d e v i c e f o r s p a c i n g
t h e
a r t i c l e s p l a c e d
on the
conveyor
a n d timing t h e i r
a d v a n ce with
t h e
c o n v e y o r , s a i d timing
d e v i c e
comprising a
h o r i z o n t a l s h a f t p o s i t i o n e d o v e r
the
conveyor a n d
e x t e n d i n g i n t h e d i r e c t i o n o f t h e
t r a v e l o f
t h e
c o n v e y o r ,
t h e
t i m i n g d e v i c e having
a
s p i r a l s u r
f a c e f o r engaging a r t i c l e s placed on the conveyor.
t h e s p a c i n g o f
a d j a c e n t
c o n v o l u t i o n s o f t h e s p i r a l
b e i n g
p r o g r e s s i v e l y i n c r e a s e d
i n a
forward d i r e c
t i o n
f o r
g r a d u a l l y i n c r e a s i ng t h e s p a c i n g
b e t w e e n
adjacent a r t i c l e s
placed on
the
conveyor i n en
sagement with
s a i d s p i r a l , a motor, a
t r a i n
o f
g e a r i n g e x t e n d i n g from
t h e
motor
t o
s a i d
t i m i n g
d e v i c e f o r
d r i v i n g
t h e
l a t t e r ,
s a i d g e a r i n g i n
cluding
a
v e r t i c a l
s h a f t ,
a
worm
thereon,
a
hori
zontal shaft c o n n e cted to the timer, a
worm
.
wheel on s a i d
h o r i z o n t a l
s h a f t a n d running i n
mesh with
s a i d worm,
a
s t a t i o n a r y support i n
which s a i d
worm
a n d
worm wheel are
j o u r n a l l e d ,
a nd
means f o r
a d j u s t a b l y
r o t a t i n g
s a i d s u p p o r t
about t h e
v e r t i c a l a x i s
o f
s a i d worm
a n d t h e r e b y
a d j u s t i n g
s a i d
t i m e r
h o r i z o n t a l l y
about
s a i d
a x i s .
5 .
A h o r i z o n t a l l y e x t e n d i n g t i m e r
d e v i c e
formed with
a
s p i r a l
guiding s u r f a c e ,
a horizon
t a l shaft attached
t o s a i d
timer d e v i c e a n d
ex
t e n d i n g i n l i n e t h e r e w i t h , a s t a t i o n a r y
c a s i n g
i n
which
s a i d
s h a f t i s j o u r n a l l e d , a v e r t i c a l d r i v e
s h a f t , a
worm a n d
intermeshing worm
wheel con
n e c t e d r e s p e c t i v e l y
t o s a i d
v e r t i c a l a n d h o r i z o n
t a l
s h a f t s ,
a n d
means
f o r
r o t a t i v e l y
a d j u s t i n g
s a i d
c a s i n g about t h e
a x i s o f
s a i d
v e r t i c a l
s h a f t
: g l i
t h e r e b y a d j u s t i n g s a i d t i m e r d e v i c e h o r i z o n
y .
6 . A h o r i z o n t a l l y e x t e n d i n g
t i m e r
d e v i c e
formed w i t h a
s p i r a l g u i d i n g s u r f a c e ,
a
h o r i z o n
7 0
t a l s h a f t
attached
t o s a i d
timer
d e v i c e
a n d e i b
tending
i n
l i n e
t h e r e w i t h , a s t a t i o n a r y c a s i n g i n
which s a i d
shaft i s
j o u r n a l l e d , a v e r t i c a l d r i v e
s h a f t , a worm
a n d
intermeshing worm wheel
connected r e s p e c t i v e l y t o s a i d v e r t i c a l
a n d
h o r i
z o n t a l
s h a f t s ,
m e a n s
f o r
adjusting
s a i d
worm a n d
worm s h a f t v e r t i c a l l y
a n d
thereby a d j u s t a b l y r o
t a t i n g
t h e t i m e r
about
i t s
l o n g i t u d i n a l
a x i s ,
a n d
means
f o r r o t a t i v e l y
a d j u s t i n g
s a i d
c a s i n g
about
the v e r t i c a l a x i s o f s a i d worm h a f t , a n d thereby
a n g u l a r l y a d j u s t i n g t h e s a i d t i m e r d e v i c e about
s a i d v e r t i c a l
a x i s .
7 . The combination o f a v e r t i c a l worm s h a f t .
a worm thereon, a n
inner casing i n
which
said
s h a f t i s
j o u r n a l l e d ,
a n o u t e r s t a t i o n a r y c a s i n g
within
which s a i d inner
casing
i s e n c l o s e d , a
r a d i a l ar m attached t o a n d extending horizon
t a l l y
from s a i d o u t e r c a s i n g , a
h o r i z o n t a l
s h a f t
j o u r n a l l e d
i n
s a i d
arm,
a
s p i r a l
timer
carriedby
s a i d horizontal s h a f t , a
worm
wheel keyed t o
s a i d
h o r i z o n t a l
s h a f t
a n d running i n mesh with
s a i d
worm,
s a i d
worm wheel b e i n g
j o u r n a l l e d
Within
s a i d
outer
c a s i n g ,
d r i v i n g
m e a n s
f o r
r o
t a t i n g s a i d
v e r t i c a l
s h a f t and t h e r e b y r o t a t i n g
s a i d s p i r a l t i m e r ,
a n d m e a n s
f o r a d j u s t i n g s a i d
inner c a s i n g up
a n d d ow n
within t h e o u t e r c a s
i n g f o r
r o t a t i v e l y
a d j u s t i n g t h e t i m e r
a b o u t i t s
horizontal
a x is .
.
8 . The
combi nation o f
a
v e r t i c a l worm
s h a f t ,
a worm
thereon,
a n inner casing in
which
said
s h a f t
i s
j o u r n a l l e d ,
a n
o u t e r s t a t i o n a r y c a s i n g
within
which s a i d
inner casing
i s e n c l o s e d , a ra
d i a l a rm attached t o a n d extending h o r i z o n t a l l y
from
s a i d
o u t e r
c a s i n g , a h o r i z o n t a l s h a f t
j o u r
n a i l e d
i n s a i d arm, a s p i r a l timer c a r r i e d by s a i d
horizontal s h a f t , a worm Wheel keyed t o said
h o r i z o n t a l
s h a f t
a n d running i n mesh
with
s a i d
worm,
s a i d
worm
wheel
being
journalled
within
s a i d o u t e r c a s i n g , d r i v i n g means f o r r o t a t i n g s a i d
v e r t i c a l s h a f t and t h e r e b y r o t a t i n g s a i d s p i r a l
t i m e r ,
m e a n s
f o r a d j u s t i n g s a i d i n n e r c a s i n g up
a n d
down
w i t h i n t h e
o u t e r c a s i n g f o r r o t a t i v e l y
a d j u s t i n g
t h e t i m e r about i t s
h o r i z o n t a l
a x i s ,
said adjusting m e a n s comprising
a
v e r t i c a l screw
s h a f t j o u r n a l l e d
i n
the o u t e r c a s i n g , a , connector
threaded o n said screw shaft a n d movable up a nd
down i n
guideways within the c a s i n g , m e a n s f o r
a t t a c h i n g s a i d
c o n n e c t o r t o
s a i d i n n e r c a s i n g ,
a n d m e a n s f o r
r o t a t i n g
s a i d screw s h a f t .
9 . I _ n combination with
the m e a n s s e t forth in
c l a i m
7 , me a n s
f o r r o t a t i v e l y
a d j u s t i n g
s a i d
o u t e r
c a s i n g
h o r i z o n t a l l y about
t h e
v e r t i c a l a x i s o f
the
worm
s h a f t ,
a n d
m e a n s
f o r securing the o u t e r
c a s i n g
i n
i t s
a d j u s t e d
p o s i t i o n .
CLARENCE . HEYNE
JOHN
. . JOHNSON.
REFERENCES
C I T E D
The
f o l l o w i n g
r e f e r e n c e s a r e o f record i n the
f i l e o f t h i s p a t e n t :
UNITED STATES PATENTS
Number Name Date
1,052,579 Gardner _ _ _ _ _ _ _ _
_
F e b .
1 l . 1913
1,274,548 H o l n a g e l
_ _ _ _ _ _ _ _ _
Au g . 6 ,
1918
1,355,184 Taliaferro _ _ _ _ _ _ _
_
O ct .
1 2 , 1920
1,720,956 H e i n e k e
_ _ _ _ _ _ _ _
_
July 1 6 ,
1929
1,721,193
Thompson
_ _ _ _ _ _
-_
July
1 6 ,
1929
1,756,561
L a rs e n
_ _ _ _ _ _ _ _ _ _
A pr.
2 9 ,
1930
2,259,748 H ul l h o rs t _ _ _ _ _ _ _ _ _
,
O ct .
21, 1941
2,284,286
Krueger
_ _ _ _ _ _ _ _ _ _
_ _
May 26, 1942
2,454,285
Krueger
_ _ _ _ _ _ _ _ _ N o v . 2 3 , 1948
2,461,277
Hohl
_ _ _ _ _ _ _ _ _ _ _ _ _ _ F e b . 8 , 1949
2,471,098
Davies _ _ _ _ _ _ _ _ _ _ . . May
2 4 , 1949
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