US PATENT SUBCLASS 270 / 52.21
.~.~.~ Roller signature feeder
Current as of:
June, 1999
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270 /
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SHEET-MATERIAL ASSOCIATING
52.01
DF
ASSOCIATING OR DISASSOCIATING
{11}
52.14
DF
.~ Signature associating {7}
52.19
DF
.~.~ Insetting {3}
52.21
.~.~.~ Roller signature feeder {1}
52.22
DF
.~.~.~.~
> With signature in-feed conveyor
DEFINITION
Classification: 270/52.21
Roller signature feeder:
(under subclass 52.19) Subject matter wherein the signatures are supplied from a source by a device having a rotating drum or such similar member turning on its axis in an arc of a circle.