ClassID:

43156

B23K20/125 - CPC Classification

Classification description:

Non-electric welding by applying impact or other pressure, with or without the application of heat, e.g. cladding or plating the heat being generated by friction; Friction welding using a non-consumable tool, e.g. friction stir welding characterised by the apparatus Rotary tool drive mechanism

Recent Application in this class:
#1
20260131398
2026-05-14

DEVICES, SYSTEMS, AND METHODS FOR INCREASED WEAR RESISTANCE DURING LOW TEMPERATURE FRICTION STIR PROCESSING

#2
20250326048
2025-10-23

FRICTION STIR TOOL CONTROL METHOD AND FRICTION STIR DEVICE

#3
20250312865
2025-10-09

FRICTION STIR SPOT WELDER AND FRICTION STIR SPOT WELDING METHOD

#4
20250242430
2025-07-31

WELDING METHOD OF MEMBERS

#5
20250229356
2025-07-17

WELDING DEVICE AND METHOD FOR USING WELDING DEVICE

#6
20250196253
2025-06-19

FRICTION STIR WELDING DEVICE AND MAINTENANCE METHOD FOR SAME

#7
20250144740
2025-05-08

FRICTION-STIR SPOT WELDING DEVICE AND METHOD FOR OPERATING SAME

#8
20250135573
2025-05-01

ROTATING MEMBER FOR FRICTION STIRRING, WELDING APPARATUS, AND WELDING METHOD

#9
20250100071
2025-03-27

FRICTION STIR SPOT WELDING APPARATUS AND JOINT STRUCTURE

#10
20250083250
2025-03-13

BONDING DEVICE

#11
20250065437
2025-02-27

FRICTION STIR WELDING APPARATUS AND METHOD

#12
20250058405
2025-02-20

ROTATING TOOL, JOINING DEVICE, AND JOINING METHOD

#13
20250058403
2025-02-20

FRICTION STIR JOINING DEVICE, METHOD OF OPERATING THE SAME AND JOINT STRUCTURE

#14
20240293889
2024-09-05

FRICTION STIR TOOL CONTROL METHOD AND FRICTION STIR DEVICE

#15
20240253150
2024-08-01

METHOD FOR MANUFACTURING JOINED BODY, AND JOINING DEVICE

#16
20240181559
2024-06-06

METHOD FOR FORMING A METAL MATRIX COMPOSITE STRUCTURE

#17
20240149372
2024-05-09

ELEMENT, METHOD OF FRICTION ELEMENT WELDING, AND METHOD OF MANUFACTURING FRICTION-ELEMENT-WELDED JOINT

#18
20240116130
2024-04-11

FRICTION STIR WELDING DEVICE AND FRICTION STIR WELDING METHOD

#19
20240100625
2024-03-28

FRICTION STIR WELDING TOOL HOLDER

#20
20240082946
2024-03-14

Friction stir joining attachment, friction stir joining head, and friction stir joining apparatus

#21
20240066623
2024-02-29

Friction stir welding tool and friction stir welding method

#22
20240066622
2024-02-29

FRICTION STIR WELDING ATTACHMENT, FRICTION STIR WELDING HEAD, AND FRICTION STIR WELDING DEVICE

#23
20240001480
2024-01-04

MULTI-PIN FRICTION STIR WELDING TOOL

#24
20240001478
2024-01-04

ROTARY TOOL, JOINING DEVICE, AND JOINING METHOD

#25
20230356322
2023-11-09

Friction stir additive method and machine

#26
20230264289
2023-08-24

Methods, systems, and apparatus for component manufacturing

#27
20230249281
2023-08-10

FRICTION STIR SPOT WELDER AND FRICTION STIR SPOT WELDING METHOD

#28
20230211434
2023-07-06

Friction stir spot welding apparatus and joint structure

#29
20230182230
2023-06-15

Machine tool and control method of machine tool

#30
20230107348
2023-04-06

DEVICES, SYSTEMS, AND METHODS FOR INCREASED WEAR RESISTANCE DURING LOW TEMPERATURE FRICTION STIR PROCESSING

#31
20230037056
2023-02-02

Welding structure capable of rotational movement and welding method for the same

#32
20230019177
2023-01-19

Bonding device and bonding method for friction stir bonding and resistance welding

#33
20230014926
2023-01-19

BONDING DEVICE AND BONDING METHOD FOR FRICTION STIR BONDING AND RESISTANCE WELDING

#34
20230013259
2023-01-19

BONDING DEVICE AND BONDING METHOD FOR FRICTION STIR BONDING AND RESISTANCE WELDING

#35
20220339734
2022-10-27

Double-acting friction stir spot welding apparatus and method of operating double-acting friction stir spot welding apparatus

#36
20220143768
2022-05-12

Method for joining or machining and apparatus therefor

#37
20220143739
2022-05-12

FRICTION STIR SPOT WELDING APPARATUS, WELDED WORKPIECE SUBJECTED TO FRICTION STIR SPOT WELDING, AND SHOULDER

#38
20220126394
2022-04-28

Friction stir welding apparatus and friction stir welding method

#39
20220126393
2022-04-28

Machine tool

#40
20220105589
2022-04-07

Dissimilar metal welding method

#41
20220055145
2022-02-24

FRICTION STIR WELDING METHOD

#42
20210354231
2021-11-18

FRICTION STIR WELDING FOR CERAMIC APPLICATIONS

#43
20210339337
2021-11-04

Friction stir joining device, method of operating the same and joint structure

#44
20210316391
2021-10-14

Double-action friction-stir joining system and method utilizing a cleaning mechanism

#45
20210252632
2021-08-19

Tooling for friction stir processing

#46
20210205918
2021-07-08

Method for low-temperature joining of metal materials, and joint structure

#47
20210094118
2021-04-01

Wire clamping system for fully automatic wire bonding machine

#48
20210086291
2021-03-25

Method for operating double-action friction stir welding device, and double-action friction stir welding device

#49
20210031296
2021-02-04

Friction stir welding apparatus and friction stir welding system comprising the same

#50
20210008658
2021-01-14

Removable scribe friction stir welding (FSW) tool

#51
20200282491
2020-09-10

Refill friction stir spot welding method and refill friction stir spot welding device

#52
20200206840
2020-07-02

Clamp member for double-acting friction stir spot welding device, double-acting friction stir spot welding device, and double-acting friction stir spot welding method

#53
20200164462
2020-05-28

Method for producing liquid-cooled jacket

#54
20200158151
2020-05-21

Systems and methods for friction bit joining

#55
20200047280
2020-02-13

Welding head for friction stir welding

#56
20190366473
2019-12-05

Metal additive manufacturing equipment utilizing semi-solid mental formation

#57
20190358741
2019-11-28

FRICTION STIRRING TOOL, FRICTION STIR WELDING DEVICE AND FRICTION STIR WELDING METHOD

#58
20190337088
2019-11-07

WELDING METHOD AND PART MADE BY THE WELDING METHOD

#59
20190299325
2019-10-03

Welding head for friction stir welding

#60
20190275607
2019-09-12

FRICTION STIR WELDING TOOL, FRICTION STIR WELDING APPARATUS, AND FRICTION STIR WELDING METHOD

#61
20190151981
2019-05-23

Transmission shaft and method and device for the production thereof

#62
20190099831
2019-04-04

Apparatus for forming a friction weld

#63
20190061046
2019-02-28

Devices, systems, and methods for increased wear resistance during low temperature friction stir processing

#64
20190039168
2019-02-07

JOINING METHOD

#65
20180354064
2018-12-13

Friction spot joining device and friction spot joining method

#66
20180297146
2018-10-18

Friction stir welding equipment

#67
20180243857
2018-08-30

Weld stub arrangement and a method of using the arrangement to make an article

#68
20180207745
2018-07-26

JOINING METHOD AND METHOD FOR MANUFACTURING HEAT SINK

#69
20180161915
2018-06-14

Portable friction stir welding repair tool

#70
20180056438
2018-03-01

Method for producing metal member

#71
20180043465
2018-02-15

JOINING METHOD AND METHOD FOR MANUFACTURING COMPOSITE ROLLED MATERIAL

#72
20170361394
2017-12-21

SYSTEMS AND METHODS FOR PULSED FRICTION AND FRICTION STIR WELDING

#73
20170341176
2017-11-30

Friction stir spot welding apparatus and friction stir spot welding method

#74
20170326679
2017-11-16

EFFORT MODULATION FOR PROCESS CONTROL OF FRICTION STIR OPERATIONS

#75
20170304932
2017-10-26

Pressure welding device and pressure welding method

#76
20170297143
2017-10-19

Friction stir welding device

#77
20170259371
2017-09-14

FRICTION STIR WELDING TOOL, FRICTION STIR WELDING DEVICE, AND FRICTION STIR WELDING METHOD

#78
20170216960
2017-08-03

FRICTION STIR WELDING DEVICE, FRICTION STIR WELDING SYSTEM, AND FRICTION STIR WELDING METHOD

#79
20170157699
2017-06-08

Friction stir welding apparatus

#80
20170033473
2017-02-02

Arrangement for electrically conductively connecting a contact piece to an electrical connector

#81
20170021448
2017-01-26

Friction stir welding device

#82
20170001257
2017-01-05

Friction stir welding method

#83
20160318120
2016-11-03

Friction stir spot welding apparatus, friction stir spot welding method, and perpendicular-to-plane detection device for use in friction stir spot welding

#84
20160311053
2016-10-27

Transmission shaft and method and device for the production thereof

#85
20160271725
2016-09-22

Apparatus for friction stir welding

#86
20160228980
2016-08-11

Butt welding method and friction stir welding tool

#87
20160184922
2016-06-30

FRICTION POINT JOINING DEVICE AND FRICTION POINT JOINING METHOD

#88
20160167161
2016-06-16

FRICTION STIRRING TOOL, FRICTION STIR WELDING DEVICE AND FRICTION STIR WELDING METHOD

#89
20160074957
2016-03-17

Friction stir welding apparatus with an L-shaped support

#90
20160059344
2016-03-03

FRICTION STIR WELDING DEVICE

#91
20150375335
2015-12-31

Hybrid friction stir welding for dissimilar materials through electro-plastic effect

#92
20150367892
2015-12-24

Different materials joint structure

#93
20150336616
2015-11-26

Subframe structure

#94
20150336611
2015-11-26

Subframe structure

#95
20150336610
2015-11-26

Different materials joint structure

#96
20150336205
2015-11-26

Joining method for forming a joint structure of different materials using a peripheral groove

#97
20150328676
2015-11-19

Device for connecting structural components, in particularly by means of direct screwing, especially flow hole screwing, or by means of friction welding, and method for connecting structural components, in particular by means of direct screwing or friction welding

#98
20150273623
2015-10-01

Welded material manufacturing method and welding jig

#99
20150231734
2015-08-20

Friction stir spot welding device and friction stir spot welding method

#100
20150209857
2015-07-30

Spot-joining apparatus and methods

#101
20150143686
2015-05-28

Blind riveting apparatus and methods

#102
20150129637
2015-05-14

ELECTRIC SPINDLE WITH AXIAL FORCE CONTROL, INTENDED FOR FRICTION WELDING AND OTHER USES

#103
20150102087
2015-04-16

Method and device for improving the quality of the weld seam in friction stir welding

#104
20150096394
2015-04-09

Transmission device and portable boring-welding apparatus using the same

#105
20150059426
2015-03-05

Apparatus and method for manufacturing a seamless pipe

#106
20140183245
2014-07-03

Friction stir welding apparatus

#107
20140131426
2014-05-15

Friction welding

#108
20140061283
2014-03-06

Friction stir welding apparatus

#109
20140034709
2014-02-06

Friction stir processing apparatus and friction stir processing method

#110
20140027498
2014-01-30

Tool and method for friction stir processing using the friction stir processing tool

#111
20140008418
2014-01-09

SYSTEM FOR USING HIGH ROTARY SPEED FOR MINIMIZING THE LOAD DURING FRICTION STIR WELDING

#112
20130320070
2013-12-05

Friction stir welding apparatus and method

#113
20130239397
2013-09-19

Apparatus and method for inserting a component through the surface of a workpiece

#114
20130221069
2013-08-29

Friction stir welding apparatus

#115
20130186937
2013-07-25

Apparatus for friction stir welding using spindle-in-spindle

#116
20130112736
2013-05-09

Friction stir spot welding device and member support therefor

#117
20130014363
2013-01-17

Transmission device and portable boring-welding apparatus using the same

#118
20120325895
2012-12-27

Advanced multi-shouldered fixed bobbin tools for simultaneous friction stir welding of multiple parallel walls between parts

#119
20120261457
2012-10-18

Friction stir welding apparatus and method

#120
20120055977
2012-03-08

SYSTEM FOR USING HIGH ROTARY SPEED FOR MINIMIZING THE LOAD DURING FRICTION STIR WELDING

#121
20120022683
2012-01-26

Lateral position detection and control for friction stir systems

#122
20120006883
2012-01-12

APPARATUS AND METHOD FOR FRICTION STIR WELDING

#123
20110308700
2011-12-22

Method for friction stir welding using spindle-in-spindle

#124
20110084116
2011-04-14

Friction stir welding machine and friction stir welding tool

#125
20110041982
2011-02-24

Lateral position detection and control for friction stir systems

#126
20100301795
2010-12-02

Drive unit of pressure device

#127
20100258612
2010-10-14

FRICTION STIR WELDING TOOL

#128
20100163603
2010-07-01

Advanced multi-shouldered fixed bobbin tools for simultaneous friction stir welding of multiple parallel walls between parts

#129
20100140324
2010-06-10

Lateral position detection and control for friction stir systems

#130
20100012706
2010-01-21

Structure and method for joining members of structure via friction stir processing

#131
20100006622
2010-01-14

SELF-CLAMPING FRICTION STIR WELDING DEVICE

#132
20090294511
2009-12-03

LATERAL POSITION DETECTION FOR FRICTION STIR SYSTEMS

#133
20090230173
2009-09-17

Advanced multi-shouldered fixed bobbin tools for simultaneous friction stir welding of multiple parallel walls between parts

#134
20090223621
2009-09-10

Counter-rotating spindle for friction stir welding

#135
20090159639
2009-06-25

Friction stir spot joining device

#136
20090123778
2009-05-14

Friction stir method and a pair of workpieces joined by such method

#137
20090050672
2009-02-26

Tool And Apparatus For Friction Stir Welding

#138
20080218014
2008-09-11

Friction drive spindle unit

#139
20080173695
2008-07-24

Friction stir welding apparatus and robot employing the apparatus

#140
20080023524
2008-01-31

Friction stir welding machine and friction stir welding tool

#141
20080006677
2008-01-10

Rotary tool for friction stir spot welding and method of friction stir spot welding using the same

#142
20070267462
2007-11-22

Apparatus for friction stir welding using spindle-in-spindle

#143
20070228104
2007-10-04

Friction stir welding spindle assembly

#144
20070164086
2007-07-19

Rotatable tool and apparatus therefor

#145
20070080195
2007-04-12

Friction stir welding tool with counterbearing for mounting on a handling device

#146
20070068993
2007-03-29

Frictional spot joining method and frictional spot joining apparatus

#147
20070040007
2007-02-22

Friction stir spot joining device

#148
20060273140
2006-12-07

Rotatable multi-pin apparatus, and process for friction driven stitch welding and structural modification of materials

#149
20060169740
2006-08-03

Welding tool for friction-stir welding apparatus

#150
20060163328
2006-07-27

Apparatus and method for friction stir welding using a consumable pin tool

#151
20060163316
2006-07-27

Friction stir welding apparatus

#152
20060124701
2006-06-15

Friction stir processing for surface properties

#153
20060102699
2006-05-18

Counter-rotating spindle for friction stir welding

#154
20060081679
2006-04-20

Friction stir spot joining device

#155
20060032887
2006-02-16

Adapter for friction stir welding

#156
20050189398
2005-09-01

Friction stir spot joining device

#157
20050139639
2005-06-30

Welding head, welding system, method and computer program for friction stir welding

#158
20050103824
2005-05-19

Method and apparatus for friction stir welding

#159
20050092809
2005-05-05

Friction agitation welding apparatus

#160
20050067461
2005-03-31

Method and apparatus for friction stir welding

#161
20050045695
2005-03-03

Apparatus and method for friction stir welding using a consumable pin tool

#162
18351266
2024-12-03

Bobbin friction stir weld additive manufacturing system and method

#163
17971512
2024-02-13

Method for joining dissimilar metals, joined body, and joining apparatus