ClassID:

78978

B65H20/12 - CPC Classification

Classification description:

Advancing webs by suction roller

Recent Application in this class:
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Avoidance of Scratches on the Film

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WEB CONVEYING DEVICE, IMAGE FORMING APPARATUS, AND CONVEYING ROLLER CAPABLE OF EFFICIENTLY SUCKING AIR THAT ENTERS BETWEEN WEB AND CONVEYING ROLLER

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Splice mechanism for a packaging assembly

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SUCTION ROLLER, INK-JET PRINTER AND SUCTION WIDTH ADJUSTMENT METHOD BY SUCTION ROLLER

#7
20230406664
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SUCTION ROLL OF A WEB, OR SHEET, OF PAPER IN A PAPER CONVERTING MACHINE

#8
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TRANSFER ADHESIVE WHEEL DEVICE OF ONLINE ADHESIVE PASTING MECHANISM, CONTROL METHOD, ASSEMBLY AND MECHANISM

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SHEET AFFIXING APPARATUS

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APPARATUS AND METHOD FOR MANUFACTURING ABSORBENT BODY

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GLASS ROLL MANUFACTURING METHOD

#13
20200399091
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Drop stitch tethers alignment

#14
20200345559
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#15
20190256314
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Sheet-feeding system and sheet-feeding method

#16
20190135567
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Vacuum communication apparatus and methods

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20190127171
2019-05-02

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Operating unit for interleaving machines

#19
20180339418
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Device and method for processing substrates

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20180339416
2018-11-29

Device for treating substrates

#21
20180104112
2018-04-19

Maker machine to manufacture hygiene absorbent articles

#22
20170348159
2017-12-07

Device and method for carrying sheet material of worn article

#23
20170165860
2017-06-15

DEVICE FOR RELEASING SECTIONS FROM A MATERIAL WEB

#24
20170137251
2017-05-18

Sheet delivery system and sheet delivery method using same

#25
20170129731
2017-05-11

System and method for processing a flexible substrate

#26
20170050816
2017-02-23

Web processing roll having directional vacuum ports

#27
20170020741
2017-01-26

Vacuum commutation apparatus and methods

#28
20160355362
2016-12-08

Arrangement in a perforated roll of a fiber web machine and prefabricated sensor sheet for a perforated roll of a fiber web machine

#29
20160274406
2016-09-22

Flexible substrate bonding method

#30
20160263766
2016-09-15

Loop amount absorption apparatus of slitter line

#31
20160068360
2016-03-10

Gas bearing, porous media vacuum roller and porous media air turn

#32
20150102153
2015-04-16

Suction roll device

#33
20150068372
2015-03-12

Plate for an anvil roll with a reduced-vacuum region for use in a slip and cut system and method of using the same

#34
20150060512
2015-03-05

Negative pressure web wrinkle reduction system

#35
20140005019
2014-01-02

Rotary drum apparatus reconfigurable for various size substrates

#36
20130213570
2013-08-22

Manufacturing method and apparatus for composite body of continuous sheet associated with absorbent article and manufacturing method for absorbent article

#37
20130200127
2013-08-08

Web handling system and vacuum roller for use in conjunction therewith

#38
20130137560
2013-05-30

Suction-type transmission apparatus

#39
20120255836
2012-10-11

Transportation device of a sheet and corresponding use

#40
20120097784
2012-04-26

APPARATUS FOR TRANSPORTING FLEXIBLE PRINTED CIRCUIT BOARD STRIP

#41
20110107930
2011-05-12

Device for Conveying a Flat Substrate having a Cleaning Device, and corresponding Cutting Device, Printing Press and Method

#42
20110100239
2011-05-05

SHEET TRANSPORTING CYLINDER, AND CORRESPONDING TRANSPORT DEVICE, PRINTING PRESS AND USE OF SAID CYLINDER

#43
20100140311
2010-06-10

Ribbon transport apparatus and method

#44
20070228607
2007-10-04

Solution casting method for producing polymer film and suction roller used therefor

#45
20070149376
2007-06-28

VACUUM COOLING ROLLER

#46
20070013122
2007-01-18

Suction device and method of conveying laminated sheet

#47
20060266465
2006-11-30

High speed vacuum porting

#48
20060261120
2006-11-23

METHOD AND APPARATUS TO CONTINUOUSLY SEPARATE CUT PIECES FROM FLEXIBLE MATERIAL

#49
20060201648
2006-09-14

System for transferring an advancing web from a dryer across a draw to a reel section

#50
20060071110
2006-04-06

Suction drum device and air joint

#51
20050230447
2005-10-20

Vacuum belt conveyor for transferring a web threading tail in a web manufacturing machine

#52
20050145743
2005-07-07

System for transferring an advancing web from a dryer across a draw to a reel section

#53
15982607
2019-10-08

Printer roll feed mechanism

#54
15637431
2020-03-31

Vacuum commutation apparatus and methods

#55
15390542
2018-02-27

Roller assembly, step roller thereof, and method for transporting substrate using the same