ClassID:

38553

B21D19/08 - CPC Classification

Classification description:

Flanging or other edge treatment, e.g. of tubes by single or successive action of pressing tools, e.g. vice jaws

Sub-classes:
Recent Application in this class:
#1
20250381591
2025-12-18

TUBULAR MEMBER FLANGE ATTACHMENT AND METHODS OF ATTACHING A FLANGE TO A TUBULAR MEMBER

#2
20250339887
2025-11-06

MANUFACTURING METHOD OF PRESS FORMED PART

#3
20250249495
2025-08-07

PRESS-FORMED PRODUCT FOR VEHICLES AND METHOD OF MANUFACTURING THE PRESS-FORMED PRODUCT

#4
20250196217
2025-06-19

JOINT STRUCTURE FOR GROOVE-SHAPED MEMBERS AND JOINING METHOD FOR GROOVE-SHAPED MEMBERS

#5
20250162015
2025-05-22

MANUFACTURING METHOD OF PRESS-FORMED PRODUCT

#6
20250065389
2025-02-27

BURRING STRUCTURAL MEMBER

#7
20240391532
2024-11-28

FORMED ARTICLE, STRUCTURAL MEMBER USING THE SAME, AND MANUFACTURING METHOD OF FORMED ARTICLE

#8
20240335869
2024-10-10

TEE TYPE CONNECTOR PIPE MANUFACTURING METHOD

#9
20240181516
2024-06-06

ATTRACTIVE ELECTROMAGNETIC FLANGING METHOD USING STEPPED MAGNETIC FIELD SHAPER FOR SMALL METAL PIPE FITTING, AND DEVICE

#10
20240123485
2024-04-18

PROCESSING APPARATUS FOR ROUNDING EDGE OF LEAD TAB FOR SECONDARY BATTERY

#11
20230405660
2023-12-21

PROCESSING METHOD

#12
20230364664
2023-11-16

METHOD FOR MANUFACTURING PRESS FORMED ARTICLE AND PRESS FORMING DEVICE

#13
20230241662
2023-08-03

BURRING PROCESSING METHOD, METHOD FOR MANUFACTURING BURRING PROCESSED PRODUCT, BURRING PROCESSING MOLD, BURRING PROCESSING DEVICE, AND BURRING PROCESSED PRODUCT

#14
20230201906
2023-06-29

PIPE MACHINING APPARATUS

#15
20230182189
2023-06-15

Press forming tool and press forming method

#16
20230173566
2023-06-08

Press forming method

#17
20230101313
2023-03-30

Formed article, structural member using the same, and manufacturing method of formed article

#18
20230030153
2023-02-02

Apparatus for forming flange of circular duct

#19
20230014821
2023-01-19

BUS BAR AND METHOD FOR PRODUCING SAME

#20
20220203420
2022-06-30

Manufacturing method and manufacturing device for link part

#21
20220152680
2022-05-19

Automotive-structural-part joint structure, automotive structural part, and automotive-structural-part manufacturing method

#22
20220097116
2022-03-31

Press forming method and press apparatus

#23
20220097114
2022-03-31

FORMING METHOD FOR STRUCTURE FOR REINFORCEMENT AND STRUCTURE FOR REINFORCEMENT

#24
20220040747
2022-02-10

FLAT TOP METAL GAINER

#25
20210260639
2021-08-26

Method of forming a balanced disc with angled lip

#26
20210246660
2021-08-12

Sealing device for construction, and associated manufacturing method

#27
20210245537
2021-08-12

Method of manufacturing outer case for hot water unit

#28
20210178447
2021-06-17

VEHICLE PANEL ROLLER HEMMING DEVICE AND PROCESSING METHOD USING THE SAME

#29
20210114076
2021-04-22

Production method for pressed components, press forming device, and metal sheet for press forming

#30
20210114075
2021-04-22

Metal sheet for press forming, press forming device, and production method for pressed component

#31
20200360979
2020-11-19

Integrated molding device suitable for bending and hemming of flat sheet

#32
20200338617
2020-10-29

Roller hemming device and preliminary bending method using the device

#33
20200230683
2020-07-23

Burring method and burring device

#34
20200156135
2020-05-21

Mold for press brake

#35
20190351471
2019-11-21

Machining method for burred flat holes in metal plates

#36
20190329315
2019-10-31

Method and die set for forming a surface in a metal panel

#37
20190301818
2019-10-03

Metal plate burring method

#38
20190217370
2019-07-18

Machining planar workpieces

#39
20190217368
2019-07-18

PROCESSING PLANAR WORKPIECES

#40
20190217361
2019-07-18

Processing planar workpieces

#41
20190210085
2019-07-11

Method for manufacturing gasket-constituting plate

#42
20190185070
2019-06-20

Automobile body press-molded component and method for producing same

#43
20190176205
2019-06-13

MACHINE FOR FORMING METAL STAMPINGS HAVING AN EDGE PORTION FOLDED OVER ON ITSELF

#44
20190134693
2019-05-09

Hemming apparatus

#45
20180361458
2018-12-20

Forming device and forming method

#46
20180281041
2018-10-04

Method and system for flanging a metal piece

#47
20180272414
2018-09-27

Method for joining bumper members and bumper structure

#48
20180264535
2018-09-20

Panel-like formed product and manufacturing method thereof

#49
20180243814
2018-08-30

Method of manufacturing rolling bearing ring

#50
20180214922
2018-08-02

Method of molding back cover of display and die for molding back cover

#51
20180200772
2018-07-19

Hole widening method, forming tool, and formed product

#52
20180193898
2018-07-12

Rotary pipe sizing tool

#53
20180126438
2018-05-10

Mold tool

#54
20180043412
2018-02-15

Burring processing method

#55
20180021831
2018-01-25

Press forming method and tool of press forming

#56
20180015528
2018-01-18

ROTATING INSERT FOR FLANGING AND WIDENING METAL TUBES, "A FLANGING BIT"

#57
20170368588
2017-12-28

Method for machining outer circumference of metal end cross-section and method for joining metal component obtained by the machining method with another member

#58
20170333974
2017-11-23

Folding tool, folding method and folding device

#59
20170312801
2017-11-02

Method of forming a trailer hitch receiver tube

#60
20170282235
2017-10-05

Method and die set for forming a surface in a metal panel

#61
20170191915
2017-07-06

Evaluation method of plastic material and evaluation method of deformation processing of plastic material

#62
20170173656
2017-06-22

Crimping Unit for a Crimping Tool

#63
20170120318
2017-05-04

Swivel jig tool for forming burring hole in door inner panel of vehicle and method of operating the same

#64
20170021870
2017-01-26

Press-formed product, automobile structural member including the same, production method and production device for the press-formed product

#65
20170021403
2017-01-26

Mold for press brake and hemming method

#66
20160375483
2016-12-29

Tooling and method for drawing and flanging a prototype part

#67
20160354824
2016-12-08

Method and device for achieving long collar lengths

#68
20160250677
2016-09-01

Device and method for hot stamping

#69
20160158821
2016-06-09

Press forming method and method of manufacturing press-formed part

#70
20160096213
2016-04-07

Bending tools for pre-bending and hemming

#71
20160074925
2016-03-17

Flaring and swaging bits, and methods using same

#72
20150367681
2015-12-24

HOLLOW AXLE SHAFT FOR A VEHICLE AND A METHOD OF MANUFACTURING THE SAME

#73
20150367396
2015-12-24

Device and method for hot stamping

#74
20150367392
2015-12-24

Manufacturing method of press-formed member and press forming apparatus

#75
20150336155
2015-11-26

Method for forming a pressed component, method for manufacturing a pressed component, and die apparatus for forming a pressed component

#76
20150298193
2015-10-22

Press forming method

#77
20150290694
2015-10-15

Press forming method

#78
20150231681
2015-08-20

Bending die with radial cam unit

#79
20150151346
2015-06-04

Automated cut and roll machine brake assembly

#80
20150114068
2015-04-30

Hand held flaring tool

#81
20150107323
2015-04-23

ROLL FORMED CONDUIT FITTING

#82
20150047409
2015-02-19

Hemming a flange with compression to form a sharp edge

#83
20150047178
2015-02-19

Method of Hemming Sheet Metal Panels with Friction Element Applying a Counteraction Force to Prevent Hem Creep

#84
20150008669
2015-01-08

Pipe joint, air conditioner, method for producing connecting pipe, connecting pipe, and connection method

#85
20150001913
2015-01-01

Vehicle wheel disk and a manufacturing method thereof

#86
20140305182
2014-10-16

Bending die with radial cam unit

#87
20140283576
2014-09-25

SHEET MATERIAL PROCESSING APPARATUS, PRESS DIE, AND DIE SETTING BODY

#88
20140255532
2014-09-11

Press die

#89
20140197658
2014-07-17

Actuating drive for a rail guide of a longitudinal adjustment of a motor vehicle seat

#90
20140175249
2014-06-26

Rail guide for a longitudinal adjustment of a motor vehicle seat and method for producing such a rail guide

#91
20140117707
2014-05-01

Vehicle door frame structure and method of producing vehicle door frame

#92
20140102162
2014-04-17

Manufacturing of computing devices

#93
20140096760
2014-04-10

Bushing for the chamber of a sporting pistol or rifle and manufacturing method

#94
20140062050
2014-03-06

Sleeve, sub-assembly, vehicular suspension assembly and methods for forming/assembling the same

#95
20140020443
2014-01-23

Molding device for pulling open elongated holes in pipes or sheets

#96
20130276503
2013-10-24

Method for reshaping a plate-like workpiece

#97
20130240264
2013-09-19

Permanent electrical contact applicable to the web of rails and the like

#98
20130205865
2013-08-15

Bending die with radial cam unit

#99
20130098135
2013-04-25

Hemming a flange with compression to form a sharp edge

#100
20120217717
2012-08-30

Control arm for a vehicle

#101
20120210763
2012-08-23

Corner cam assembly and method of using the same

#102
20120205083
2012-08-16

FLOOR FOR A HEAT EXCHANGER, PRODUCTION METHOD, AND DEVICE FOR THE PRODUCTION

#103
20120204618
2012-08-16

DEVICE, METHOD AND TOOL FOR PRODUCING A RIMMED PASSAGE IN A COMPONENT

#104
20120180542
2012-07-19

Method and apparatus for sharp flanging and trimming sheet metal panels

#105
20120164260
2012-06-28

PIPE PROCESSING APPARATUS

#106
20120161440
2012-06-28

Pipe flange forming method

#107
20120137748
2012-06-07

METHOD OF BENDING A METAL PLATE

#108
20120131979
2012-05-31

Fin fabrication process for entrainment heat sink

#109
20120067105
2012-03-22

Press working die assembly

#110
20120054999
2012-03-08

METHOD OF FABRICATING SLEEVES FOR TRAMPOLINES

#111
20120047986
2012-03-01

Cantilevered Flange Die Insert for a Rotary Cam Having a Reduced Diameter Portion

#112
20110277531
2011-11-17

EDGE-BENDING PRESS

#113
20110259073
2011-10-27

HAND SEAMER WITH REPLACEABLE BLADES

#114
20110174048
2011-07-21

REFLARE TOOL AND PROCESS

#115
20110103916
2011-05-05

BOLT FOR PANEL COMBINATION AND PANEL COMBINATION METHOD USING THE SAME

#116
20110091597
2011-04-21

Rotating structure of rotary member

#117
20110043084
2011-02-24

Method of forming an information handling system enclosure

#118
20100297285
2010-11-25

Pipe Body Extrusion Device

#119
20100263431
2010-10-21

Method for manufacturing cover of electronic device and cover obtained thereby

#120
20100242750
2010-09-30

Cam slider shock absorbing member in cam device and mounting method thereof

#121
20100139075
2010-06-10

PUNCHING METHOD PROVIDING EXTENSION EFFECT

#122
20100062278
2010-03-11

Composite of sheet metal parts

#123
20100021270
2010-01-28

Tooling and method for the manufacture of a tab with coin precurl for improved curl formation

#124
20100018283
2010-01-28

Folding device for a bending press, in particular an edging press

#125
20100012669
2010-01-21

Panels for a Container Joint Including a Three Dimensional Pattern on a Portion Thereof and Methods of Forming Same

#126
20090305075
2009-12-10

Method for producing low-springback half shells

#127
20090193866
2009-08-06

Minimizing circumferential transition lines during container shaping operations

#128
20090180862
2009-07-16

Method of manufacturing turbine frame for VGS turbocharger, turbine frame manufactured by the method, exhaust gas guide assembly for VGS turbocharger using the turbine frame, and VGS turbocharger in which the exhaust gas guide assembly is incorporated

#129
20090173135
2009-07-09

Tool fastening device for a wedge drive

#130
20090145310
2009-06-11

Press forming method of formed member with flange

#131
20090139294
2009-06-04

Hemming apparatus

#132
20090049879
2009-02-26

Rotary fill member for a die assembly

#133
20090044408
2009-02-19

Fin-Tube Heat Exchanger Collar, and Method of Making Same

#134
20080295560
2008-12-04

Portable Apparatus for Creating Joints in Sheet Metal

#135
20080271512
2008-11-06

Method for making a cold-worked article

#136
20080237961
2008-10-02

PAD FOR HOLDING BLANK AND DIE ASSEMBLY THEREWITH

#137
20080229795
2008-09-25

Sheet metal trimming, flanging and forming using EMP

#138
20080148799
2008-06-26

Method of forming coated steel sheet

#139
20080083258
2008-04-10

Tilting System for a Flanging Device

#140
20080078344
2008-04-03

Corner cam assembly

#141
20080048366
2008-02-28

Method and Apparatus For Imparting Compound Folds on Sheet Material

#142
20080035628
2008-02-14

Production of Ihpf Components Having a Flange

#143
20070283739
2007-12-13

FLANGE SLEEVE, METHOD FOR THE PRODUCTION THEREOF AND BENDING TOOL FOR PRODUCING FLANGES ON A SLEEVE

#144
20070278230
2007-12-06

Tab with coin precurl for improved curl formation

#145
20070271991
2007-11-29

Crimping tool and device provided therewith

#146
20070240483
2007-10-18

Bearing structure and press molding apparatus having the structure

#147
20070104401
2007-05-10

FLANGE SLEEVE, METHOD FOR THE PRODUCTION THEREOF AND BENDING TOOL FOR PRODUCING FLANGES ON A SLEEVE

#148
20060277964
2006-12-14

Method for fabricating an exterior part of a camera

#149
20060218791
2006-10-05

Fin-tube heat exchanger collar, and method of making same

#150
20050199204
2005-09-15

Rocker arm made of sheet metal and method of manufacturing the same

#151
20050005667
2005-01-13

Cold-forged hitch receiver and method of making the same