method of operating an autotypical color offset printing machine us 4852485
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8/9/2019 METHOD OF OPERATING AN AUTOTYPICAL COLOR OFFSET PRINTING MACHINE Us 4852485
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States Paten t [ 1 9 ] [ 1 1 ] P a t e n t
N u m b e r : 4 , 8 5 2 , 4 8 5
B r u n n e r [ 4 5 ] D a t e o f
P a t e n t :
A u g .
1 ,
1 9 8 9
[ 5 4 ] METHODOFOPERATING
AN 1 2 4 9 0 8 11/1984 European
P a t .
O f f .
. . . . . . . . . .
101/365
AUTOTYPICAL COLOR OFFSET PRINTING
MACHINE
OTHER
PUBLICATIONS
_
,
Graphic
Arts
Japan,
v o l . 2 6 ,
1984- 198 5 ,
p p .
263l,
[ 7 6 ] I n v e n t o r
l f f q h x s B r i l t n n e i ( C a l i - 6 6 7 7 C o n p p o J a p a n
P r i n t e r s
A s s o c i a t i o n ; T a t s u o K u n i s h i : E s t i m a
(
) W1 l e t a n t i o n o f V a l u e s o f P r i m a r y
I n k s
i n C o l o r P r i n t s .
[ 2 1 ]
A p p l '
N o : 8 4 1 9 4 7 P r i m a r y E x a m i n e r - J . R e e d F i s h e r
[ 2 2 ] F i l e d : M a r . 2 0 ,
1 9 8 6
[ 5 7 ] ABSTR
C 1 .
[ 3 0 ]
F o r e i g n A p p l i c a t i o n
P r i o r i t y
D a t a The i n v e n t i o n
r e l a t e s
t o
a m e t h o d , a
c o n t r o l
a p p a r a t u s
Fed. Rep. of Germany
. . . .
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Fed.
Rep.
of Germany . . . .
. . 3 5 4 3 4 4 4
Fed. Rep.
of
Germany . . . . . .
3 6 0 4 2 2 2
M a r . 2 1 , 1 9 8 5 [ D E ]
D e c . 9 , 1 9 8 5
[ D E ]
F e b . 1 1 , 1 9 8 6 [ D E ]
Feb.
1 4 , 1986 [EP] European P a t . O f f . . . . . . . . .
8 6 1 0 1 8 9 27
[ 5 1 ]
I n t .
C l . 4 . . . . . . . . . . . . . . . . . . . . . . . . . . B41F
31/04;
B41F
7/06
[ 5 2 ] US.
: 1 .
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
. .
101/211; 101/365;
1 0 1 / 1 8 l ; , 1 0 1 / D I G . 4 5
[ 5 8 ] F i e l d o f
Search
. . . . . . . . . . . . . . .
1 0 1 / 3 6 5 , 3 5 0 ,
DIG. 4 5 ,
1 0 1 / D I G . 4 7 , 2 1 1 , 1 8 1 , 1 8 3 , 1 8 2 , 1 7 7 , 1 3 6 , 1 3 7 ,
1 3 8 ,
1 3 9 , 2 0 6 , 2 0 7 ;
2 5 0 / 5 7 1 , 5 5 9 ,
2 2 6 ;
3 5 6 / 4 0 2 ,
and
a i d s
f o r t h e
a c h i e v e m e n t
o f a u n i f o r m p r i n t i n g
r e s u l t
o n
a n
a u t o t y p i c a l l y o p e r a t i n g m u l t i c o l o r p r i n t i n g
p r e s s .
I n a d d i t i o n t o s o l i d d e n s i t i e s and/or s c r e e n
d o t
s i z e s ,
s e l e c t e d
r e l a t i o n s h i p s between s o l i d
d e n s i t i e s a n d /
r
s c r e e n d o t s i z e s o f
d i f f e r e n t p r i n t i n g
c o l o r s a r e d e t e r
m i n e d
a t m e a s u r i n g p a t c h e s
s i m u l t a n e o u s l y
p r i n t e d
w i t h i n t h e c o l o r z o n e s . I f
t h e y
f a l l o u t s i d e o f t h e t o l e r
a n c e s a s s o c i a t e d with them,
a
c o r r e c t i v e
i n t e r v e n t i o n
i s
made n
t h e p r i n t i n g p r o c e s s b y a c t u a t i n g t h e r e g u l a t o r s
o f t h e i n k i n g
u n i t s .
For t h e c o n t r o l o f t h e i n k i n g
u n i t s ,
t h e ? r s t
a i d p r o v i d e d , i n s t e a d
o f t h e c o n v e n t i o n a l s i n g l e
4 2 5
_ c o l o r
m e a u s r i n g
p a t c h e s , i s
c o m b i n a t i o n m e a s u r i n g
[ 5 6 ] R e f e r e n c e s C l t e d p a t c h e s w h i c h a r e f o r m e d b y t h e
o v e r p r i n t i n g
o f
s i n g l e
U _ S _
PATENT
DOCUMENTS c o l o r
m e a s u r i n g
p a t c h e s .
S i n c e
t h e m e a s u r e m e n t d a t a
. o b t a i n e d a t combination measuring p a t c h e s d o
n o t
3,835,777
9/1974
Krygerls . . . . . . . . . . . . . . . . . . . . . . . . . . . .
101/350 - . .
4 , 2 0 0 , 9 3 2
4 / 1 9 8 0
Sch m m m e t a 1 _ 3 6 4 / 5 1 9 a g r e e w i t h t h e d a t a
o b t a i n e d
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they
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3 / 1 9 3 6
j e s c h k e e t a 1 _ 3 5 6 / 2 3 7 p r o c e s s e d t o c o n t r o l s i g n a l s f o r t h e
r e g u l a t o r s
i n t h e
4 , 6 6 7 , 5 9 6 5 / 1 9 8 7 D o t z e l e t a 1 . . . . . . . . . . . . . . . . . . . . . 1 0 1 / 2 1 1 p r i n t i n g
u n i t s - A
econd
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device
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d e t e r m i n i n g t h e
c o l o r b a l a n c e i n t h e
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FOREIGN
PATENT DOCUMENTS
1 2 0 6 8 0 3
7 / 1 9 8 6
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