ClassID:

38445

B21D5/0209 - CPC Classification

Classification description:

Bending sheet metal along straight lines, e.g. to form simple curves on press brakes without making use of clamping means Tools therefor

Sub-classes:
Recent Application in this class:
#1
20250083207
2025-03-13

PRESS BRAKE CONTROL INTERFACE ARM

#2
20240408660
2024-12-12

PRESS DEVICE AND METHOD OF PRESSING

#3
20240367209
2024-11-07

BENDING MACHINE AND BENDING METHOD

#4
20240261839
2024-08-08

METHOD FOR INSTALLING DIVIDED UPPER TOOL TO UPPER TOOL HOLDER PROVIDED ON UPPER TABLE OF PRESS BRAKE, TOOL CHANGER, AND TOOL STOCKER

#5
20240261838
2024-08-08

Bending Machine, In Particular A Press Brake, With A Safety System

#6
20240066579
2024-02-29

BENDING METHOD

#7
20240024942
2024-01-25

UPPER DIE AND MACHINING SYSTEM

#8
20230330733
2023-10-19

DIE AND PRESS-MOLDING APPARATUS

#9
20230311183
2023-10-05

PRESS BRAKE, IMAGE OUTPUT DEVICE, AND IMAGE OUTPUT METHOD

#10
20230184417
2023-06-15

Bending system and method for using the same

#11
20230069244
2023-03-02

PRESS BRAKE WITH ROTARY TOOL ASSEMBLY

#12
20230067089
2023-03-02

System for a sheet metalworking and a process thereof

#13
20220203421
2022-06-30

Punch assembly with interchangeable tips

#14
20220118495
2022-04-21

Press brake and method of operating press brake

#15
20220062966
2022-03-03

Optical safety device, press brake, and workpiece detection method

#16
20210402450
2021-12-30

Torsion shaft structure based multi-link all-electric servo synchronous bending machine

#17
20210339303
2021-11-04

Tool for press brake

#18
20210323046
2021-10-21

Tool changer

#19
20210283673
2021-09-16

Precision compensation mechanism of full-automatic bidirectional flanging machine

#20
20210283670
2021-09-16

Multistage plunger press systems and methods with interlocking fingers for forming battery cell tabs

#21
20210252582
2021-08-19

Upper tool stocker

#22
20210252578
2021-08-19

Method for installing divided upper tool to upper tool holder provided on upper table of press brake, tool changer, and tool stocker

#23
20210245222
2021-08-12

Divided tool attachment method and press brake

#24
20210220892
2021-07-22

BENDING DEVICE

#25
20210046532
2021-02-18

Press brake system

#26
20210039156
2021-02-11

Optical safety device for press brake, press brake, and optical monitoring method

#27
20200269304
2020-08-27

Metal sheet with contour cut for vibration reduction

#28
20200156135
2020-05-21

Mold for press brake

#29
20200086435
2020-03-19

Systems, apparatus and methods for forming metal strips into dies

#30
20200038932
2020-02-06

Die set and working method using the die set

#31
20190388946
2019-12-26

Device for securing a tool and method for manufacturing such a device

#32
20190242699
2019-08-08

Measurement system and machine for folding an object

#33
20190210083
2019-07-11

Bending machine having a working area image capturing apparatus and method for improving the operational safety of a bending machine

#34
20190201958
2019-07-04

Bending tool, in particular an upper tool or a bending punch, and a method for changing the operating mode

#35
20190134688
2019-05-09

Method and machine for bending metal including adjustable die

#36
20180236517
2018-08-23

Tool for a press brake

#37
20180085807
2018-03-29

Press brake tool safety latch mechanism

#38
20180015526
2018-01-18

Apparatus and method for crimping coupling rings

#39
20180009017
2018-01-11

Production method for producing a press-formed product

#40
20170333967
2017-11-23

Bending tool having a longitudinal-offset measuring device

#41
20170328707
2017-11-16

Pneumatic plug gauge and measuring system

#42
20170252789
2017-09-07

A DIE OR PUNCH FOR A PRESS TOOL

#43
20170232493
2017-08-17

Bending tool and gripping device for manipulating the bending tool

#44
20170106425
2017-04-20

Rotary bending devices

#45
20170080471
2017-03-23

Tool for a punching machine for reshaping portions of a plate-shaped workpiece and method thereto

#46
20160325331
2016-11-10

Method and apparatus for hot forming metal parts

#47
20160271670
2016-09-22

Method and machine for bending metal

#48
20160193642
2016-07-07

Locking device for locking tools in a press brake

#49
20160151820
2016-06-02

Bending press

#50
20160114370
2016-04-28

Plate-like-workpiece twisting and retaining apparatus, plate-like-workpiece twisting and retaining method, and plate-like-workpiece twisting and shaping method

#51
20160096213
2016-04-07

Bending tools for pre-bending and hemming

#52
20150367392
2015-12-24

Manufacturing method of press-formed member and press forming apparatus

#53
20150298191
2015-10-22

Press brake

#54
20150241208
2015-08-27

Measurement system and method for measuring an angle

#55
20150190860
2015-07-09

Cover manufacturing method and press die used in same

#56
20150165506
2015-06-18

Tool which is movable in an apparatus

#57
20150153148
2015-06-04

Bending press having an angle-measuring device and method for determining the bending angle

#58
20140366600
2014-12-18

Curvature retaining device for plate-shaped workpiece, curvature retaining method for plate-shaped workpiece, and curvature forming method for plate-shaped workpiece

#59
20130055874
2013-03-07

Tool retention devices and related machine tools and methods

#60
20130019650
2013-01-24

Tooling assemblies and systems

#61
20120279275
2012-11-08

Production system, in particular for free-form bending, having an integrated workpiece and tool manipulator

#62
20120168992
2012-07-05

Device and method for the laser-supported bending of workpieces

#63
20120167649
2012-07-05

Device and method for bending a workpiece

#64
20120160002
2012-06-28

Device and method for bending a workpiece

#65
20120111086
2012-05-10

Forming die

#66
20110314890
2011-12-29

Press brake

#67
20110247389
2011-10-13

Device for clamping a tool

#68
20110219844
2011-09-15

PRESS BRAKE WITH AUTOMATICALLY VARIABLE LENGTH BENDING TOOL

#69
20110088441
2011-04-21

BENDING ANGLE DETECTION DEVICE AND PLATE BENDING METHOD

#70
20110072948
2011-03-31

Ball-lock retainers and methods for controlling ball bounce in a ball-lock retainer

#71
20110036136
2011-02-17

METHOD AND BENDING DEVICE FOR BENDING FLAT METAL WORKPIECES

#72
20110030436
2011-02-10

Lower die for press bending and tool using the same

#73
20100269561
2010-10-28

Bending tool for a bending press

#74
20100024514
2010-02-04

Bending tool

#75
20090217731
2009-09-03

Forming tool with immobilizing means for the actuating member of the safety member

#76
20090139296
2009-06-04

Holder for press dies

#77
20090120156
2009-05-14

Work bending angle detecting device and work bending machine

#78
20090071223
2009-03-19

Staged Tooling Technology

#79
20090056406
2009-03-05

ARTICULATED BENDING BRAKE FOR SHEET METAL FORMING

#80
20080307850
2008-12-18

Press brake tool holder incorporating tool-seating mechanism

#81
20080295566
2008-12-04

Protective tool for a bending tool

#82
20080252024
2008-10-16

Clamping beam

#83
20080202192
2008-08-28

Pressing device for forming steel sheet blanks into clips

#84
20080168821
2008-07-17

Lower mold assembly for punching a sheet

#85
20080098793
2008-05-01

Press brake die holder technology

#86
20080083259
2008-04-10

Quick upper tool coupling and uncoupling device of a press brake

#87
20080040864
2008-02-21

Automatic safety click

#88
20070271994
2007-11-29

PRESS BRAKE TOOLING TECHNOLOGY

#89
20070186602
2007-08-16

Process and pneumatic device for detecting the bending angle of a plate sheet in a bending press

#90
20070144232
2007-06-28

Press brake tool safety key assemblies

#91
20070089477
2007-04-26

PRESS BRAKE TOOLING TECHNOLOGY

#92
20070074555
2007-04-05

Precision desorbing (detachable) metal sheet bend angle adjustment device

#93
20070056348
2007-03-15

Brake punch inserts

#94
20070056347
2007-03-15

Brake die inserts

#95
20070033982
2007-02-15

Safety system for a bending press and a slatted tool

#96
20070006635
2007-01-11

Press brake clamp incorporating tool-seating mechanism

#97
20060277970
2006-12-14

Press brake tool incorporating seating and/or locating mechanism

#98
20060191313
2006-08-31

Press brake tool having lockable safety key

#99
20060174680
2006-08-10

Push plate tool holder for press brakes

#100
20060174679
2006-08-10

Press brake tool seating technology

#101
20060162418
2006-07-27

Press brake tooling technology

#102
20060156788
2006-07-20

Front clamping system with movable intermediate bars for clamping asymmetric bending tools with a front or rear orientation

#103
20050268680
2005-12-08

Location and identification of a tool in a tool receiving part

#104
20050178183
2005-08-18

Press brake tool and tool holder

#105
20050132772
2005-06-23

Press brake tooling technology

#106
20050081596
2005-04-21

Tool holder unit for bending brakes

#107
20050022577
2005-02-03

Bending tool with adjustable workpiece abutment segments

#108
20050011247
2005-01-20

Articulated bending brake for sheet metal forming

#109
20050000267
2005-01-06

Press brake tool having lockable safety key

#110
16059846
2023-01-10

Folding sheet metal panels

#111
15683541
2018-12-11

Metal tab bending tool and method for securing an upright stud in place and relative to an elongated track