B65H2557/20 - CPC Classification Index

ClassID:

81424 ⎘

B65H2557/20 - CPC Classification

Classification description:

Means for control not provided for in groups - Calculating means; Controlling methods

Sub-classes:

B65H2557/22 » Fuzzy logic 3
B65H2557/23 » Recording or storing data 101
B65H2557/24 » Calculating methods; Mathematic models 80
B65H2557/25 » Modular control, i.e. systems which work independently or partially dependently on other systems 13
B65H2557/26 » with key characteristics based on open loop control 6
B65H2557/262 » with key characteristics based on feed forward control 8
B65H2557/264 » with key characteristics based on closed loop control 34
B65H2557/266 » characterised by function other than PID for the transformation of input values to output values, e.g. mathematical 4

Recent Application in this class:

20260138845

2026-05-21

FOLDING OR INTERFOLDING MACHINE OF SHEETS MADE OF PAPER OR SIMILAR MATERIAL

20260042632

2026-02-12

AUTOMATIC TAPE DISPENSING SYSTEM

20250361113

2025-11-27

APPARATUS FOR PROCESSING SHEETS

20250033917

2025-01-30

SHEET FEEDING DEVICE AND IMAGE FORMING APPARATUS

20240208749

2024-06-27

SHEET STACK HANDLER COMPRISING A SHEET STACKER AND/OR SHEET FEEDER FOR A PINTER

20240132319

2024-04-25

AUTOMATIC TAPE DISPENSING SYSTEM

20230174337

2023-06-08

Sheet feeding device and image forming apparatus

20220194732

2022-06-23

Automatic tape dispensing system

20220079119

2022-03-17

Leash assembly

#10

20210269269

2021-09-02

Rewinding machine for producing paper logs

#11

20210269268

2021-09-02

Rewinder for producing logs of paper material

#12

20210171306

2021-06-10

Rewinding machine for producing paper logs

#13

20190193975

2019-06-27

Recording device and control method for recording device

#14

20180127227

2018-05-10

Slitter device

#15

20130203579

2013-08-08

Sheet folding apparatus, sheet folding method, and printing system including the sheet folding apparatus

#16

20120250049

2012-10-04

Method, device, and computer-readable medium for determining and implementing changes in the machine settings of a print processing machine

#17

20110277418

2011-11-17

Recording media sheet processing system, image forming system including same, and insertion method used therein

#18

20110184889

2011-07-28

Image forming system

#19

20110158484

2011-06-30

Optical control method for detecting printed products during print finishing

#20

20110068529

2011-03-24

Sheet processing apparatus and methods for allowing sheet removal after process cancellation

#21

20110049793

2011-03-03

Edge sensor gain calibration for printmaking devices

#22

20100038841

2010-02-18

Insert machine

#23

20090166945

2009-07-02

Sheet finisher, image forming apparatus, and sheet finishing method

#24

20090022538

2009-01-22

Apparatus with electrical crush protector and printing press having the apparatus

#25

20070287622

2007-12-13

Sheet processing apparatus and method

#26

20070170635

2007-07-26

Sheet conveying apparatus and image forming system

#27

20070158895

2007-07-12

Image forming apparatus and image forming method, and program

#28

20070057430

2007-03-15

Image forming apparatus, sheet feeding source selection method, and recording medium

#29

20060087664

2006-04-27

Inter-device media handler

#30

20060074613

2006-04-06

Design support method and design support program

#31

20050182511

2005-08-18

Insert machine

#32

20050062216

2005-03-24

Paper feeder, recording apparatus, and method of detecting a position of a terminal edge of a recording material in the recording apparatus

#33

20050062215

2005-03-24

Paper feeder, recording apparatus, and method of detecting a position of a terminal edge of a recording material in the recording apparatus

#34

20050027390

2005-02-03

Method and device for alignment of individually moved sheet-shaped materials