ClassID:

43152

B23K20/123 - 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 Controlling or monitoring the welding process

Sub-classes:
Recent Application in this class:
#1
20260138206
2026-05-21

Automatic Adaptive Control of Friction Stir Welding

#2
20260084233
2026-03-26

FRICTION STIR WELDING METHOD AND FRICTION STIR WELDING APPARATUS

#3
20260077425
2026-03-19

BONDING DEVICE AND BONDING METHOD

#4
20260027645
2026-01-29

Method for optimizing process parameters of friction stir welding with synchronous rolling and related device

#5
20260014642
2026-01-15

DEPTH CONTROL OF FRICTION STIR WELDING

#6
20250326048
2025-10-23

FRICTION STIR TOOL CONTROL METHOD AND FRICTION STIR DEVICE

#7
20250269460
2025-08-28

FRICTION STIR WELDING METHOD, PRODUCTION METHOD OF AUTOMOTIVE COMPONENT, MACHINE TOOL, AND NON-TRANSITORY COMPUTER-READABLE RECORDING MEDIUM

#8
20250249531
2025-08-07

FRICTION STIR SPOT WELDER AND METHOD OF OPERATING FRICTION STIR SPOT WELDER

#9
20250178121
2025-06-05

COMBINED MACHINING APPARATUS, METHOD FOR CONTROLLING THE COMBINED MACHINING APPARATUS, AND PROGRAM FOR PERFORMING THE METHOD

#10
20250153266
2025-05-15

COMBINED MACHINING APPARATUS, METHOD TO PERFORM CUTTING AND FRICTION STIR WELDING, AND COMPUTER READABLE STORAGE MEDIUM

#11
20250144740
2025-05-08

FRICTION-STIR SPOT WELDING DEVICE AND METHOD FOR OPERATING SAME

#12
20250073905
2025-03-06

ROBOT WELDING SYSTEM

#13
20250058404
2025-02-20

ROTATING TOOL, JOINING DEVICE, AND JOINING METHOD

#14
20250058403
2025-02-20

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

#15
20250035226
2025-01-30

Plurality of Studs being Friction Welded to an Exterior Surface of a Storage Tank having a Block Patch and a Member between the Exterior Surface and the Studs

#16
20250033140
2025-01-30

METHOD FOR CONNECTING COMPONENTS USING FRICTION STIR WELDING AND DEVICE FOR CARRYING OUT A METHOD OF THIS TYPE

#17
20240408696
2024-12-12

ELECTRICAL STEEL STRIP FRICTION STIR WELDING METHOD, METHOD OF PRODUCING ELECTRICAL STEEL STRIP, FRICTION STIR WELDING DEVICE, AND ELECTRICAL STEEL STRIP PRODUCTION DEVICE

#18
20240408695
2024-12-12

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

#19
20240399492
2024-12-05

INSTRUMENTED TOOL HANDLER FOR FRICTION STIR WELDING

#20
20240391018
2024-11-28

TWO-PIECE TOOL FOR FRICTION STIR WELDING TOOL ASSEMBLY

#21
20240391017
2024-11-28

FRICTION STIR WELDING TOOL ASSEMBLY WITH TEMPERATURE SENSING ABILITY

#22
20240316687
2024-09-26

Friction stir welding tool holder with thermal sensor

#23
20240293889
2024-09-05

FRICTION STIR TOOL CONTROL METHOD AND FRICTION STIR DEVICE

#24
20240227062
2024-07-11

SYSTEMS AND METHODS FOR LOAD CONTROL IN FRICTION STIR PROCESSING

#25
20240207968
2024-06-27

JOINING METHOD AND JOINED BODY

#26
20240131614
2024-04-25

Systems and methods for load control in friction stir processing

#27
20240116130
2024-04-11

FRICTION STIR WELDING DEVICE AND FRICTION STIR WELDING METHOD

#28
20240116129
2024-04-11

METHOD FOR CONTROLLING FRICTION STIR WELDING DEVICE, AND FRICTION STIR WELDING DEVICE

#29
20240066623
2024-02-29

Friction stir welding tool and friction stir welding method

#30
20240017342
2024-01-18

WELDING TECHNIQUE MONITORING SYSTEMS USING ACOUSTIC TRACKING

#31
20240009757
2024-01-11

Rotary tool, joining device, and joining method

#32
20240009754
2024-01-11

JOINING DEVICE AND JOINING METHOD

#33
20230390860
2023-12-07

Friction stir spot welder and method of operating friction stir spot welder

#34
20230213107
2023-07-06

Plurality of studs being friction welded to an exterior surface of a curved structure having a block patch and a steel patch between the exterior surface and the studs

#35
20230201954
2023-06-29

Method for solid state welding

#36
20230191529
2023-06-22

Electromagnetic pulse-aided friction stir lock welding processing device and method

#37
20230182230
2023-06-15

Machine tool and control method of machine tool

#38
20230053077
2023-02-16

Method for manufacturing liquid-cooling jacket and friction stir welding method

#39
20230013259
2023-01-19

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

#40
20220371119
2022-11-24

Double-sided friction stir welding method, methods for producing cold-rolled steel strip and coated steel strip, double-sided friction stir welding apparatus, and facilities for producing cold-rolled steel strip and coated steel strip

#41
20220362889
2022-11-17

Joining system, and method for operating same

#42
20220347788
2022-11-03

Automatic joining system

#43
20220205550
2022-06-30

Pipe that is friction forge bonded to a ladder support through a stud and a bracket

#44
20220143768
2022-05-12

Method for joining or machining and apparatus therefor

#45
20220143738
2022-05-12

REFILL FRICTION STIR SPOT WELDING USING A SUPERABRASIVE TOOL

#46
20220126394
2022-04-28

Friction stir welding apparatus and friction stir welding method

#47
20220101205
2022-03-31

METHOD AND SYSTEM FOR MULTI-SENSOR FUSION USING TRANSFORM LEARNING

#48
20220072653
2022-03-10

Friction stir spot welding device and method for operating same

#49
20220023968
2022-01-27

A TOOL ASSEMBLY FOR FRICTION STIR WELDING

#50
20210402509
2021-12-30

Instrumented tool handler for friction stir welding

#51
20210402503
2021-12-30

Powder-enhanced friction stir rivet welding device and method

#52
20210370433
2021-12-02

METHOD FOR MANUFACTURING LIQUID-COOLING JACKET AND FRICTION STIR WELDING METHOD

#53
20210339337
2021-11-04

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

#54
20210316391
2021-10-14

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

#55
20210316390
2021-10-14

Friction stir welding apparatus

#56
20210205918
2021-07-08

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

#57
20210178510
2021-06-17

Swappable retractable tool tip (SRTT)

#58
20210138576
2021-05-13

Friction stir welding apparatus and friction stir welding method

#59
20210129262
2021-05-06

Friction welding method and machine tool

#60
20210086293
2021-03-25

Friction stir welding apparatus and friction stir welding method

#61
20210078100
2021-03-18

Linear Friction Welding Component with Shaped Charge

#62
20210016396
2021-01-21

Leak-tight heat exchanger integrity inspection using tracer material

#63
20200406390
2020-12-31

Device and method for avoiding an interruption in the welding process during friction stir welding, in particular breakage of the friction pin

#64
20200378512
2020-12-03

Pipe that is friction forge bonded to a walkway or ladder through a stud and a bracket

#65
20200353559
2020-11-12

Device and method for changing the welding direction of the welding shoulder of a system for a friction stir welding process virtually without delay

#66
20200338664
2020-10-29

Friction stir welding tool and friction stir welder

#67
20200246908
2020-08-06

Distance measuring device, friction stir welding apparatus, and friction stir welding method

#68
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

#69
20200164462
2020-05-28

Method for producing liquid-cooled jacket

#70
20200086421
2020-03-19

Linear friction welding system with pre-heating

#71
20200070277
2020-03-05

Welding method using an end tab having a cutout

#72
20200047280
2020-02-13

Welding head for friction stir welding

#73
20200047279
2020-02-13

FRICTION STIR WELDING MACHINES AND METHODS

#74
20200001392
2020-01-02

Linear friction-joining device and linear friction-joining method

#75
20190388998
2019-12-26

On-line phased array ultrasonic testing system for friction stir welding applications

#76
20190388997
2019-12-26

LOAD SENSING FOR FRICTION WELDING

#77
20190358741
2019-11-28

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

#78
20190299325
2019-10-03

Welding head for friction stir welding

#79
20190143442
2019-05-16

Spot welding apparatus, spot welding method, and joint structure

#80
20190091797
2019-03-28

Device and method for the residue-free friction stir welding of workpieces with height differences between the joint partners

#81
20190072198
2019-03-07

Clamp

#82
20190070692
2019-03-07

Friction stir spot welding method and friction stir spot welding apparatus

#83
20190061048
2019-02-28

Instrumented tool handler for friction stir welding

#84
20180354064
2018-12-13

Friction spot joining device and friction spot joining method

#85
20180297145
2018-10-18

Friction stir spot joining apparatus and friction stir spot joining method

#86
20180193943
2018-07-12

Method and device for detecting the mechanical forces at the welding pin tip during friction stir welding

#87
20180161915
2018-06-14

Portable friction stir welding repair tool

#88
20180133833
2018-05-17

Friction stir welding tool and machine tool

#89
20180094738
2018-04-05

Friction-welded pipe repair

#90
20180071861
2018-03-15

Friction stir welding device and friction stir welding method

#91
20180071860
2018-03-15

Friction stir welding device and friction stir welding method

#92
20180050418
2018-02-22

3D print apparatus and method utilizing friction stir welding

#93
20180021881
2018-01-25

Apparatus and method for mobile friction stir welding of two tubular structures

#94
20170361394
2017-12-21

SYSTEMS AND METHODS FOR PULSED FRICTION AND FRICTION STIR WELDING

#95
20170341176
2017-11-30

Friction stir spot welding apparatus and friction stir spot welding method

#96
20170320161
2017-11-09

Method and device for quick and reliable tool changing in the process of friction stir welding

#97
20170304935
2017-10-26

Friction stir spot welding device and friction stir spot welding method

#98
20170246707
2017-08-31

FRICTION WELDING

#99
20170216960
2017-08-03

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

#100
20170182587
2017-06-29

Metal joining method and metal-joined member

#101
20170157699
2017-06-08

Friction stir welding apparatus

#102
20170080519
2017-03-23

Fabrication of pipe strings using friction stir welding

#103
20170036298
2017-02-09

Linear friction welding system with phase change assembly

#104
20170021448
2017-01-26

Friction stir welding device

#105
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

#106
20160305565
2016-10-20

Friction-welded pipe repair

#107
20160263697
2016-09-15

FRICTION STIR WELDING METHOD FOR HIGH-STRENGTH STEEL SHEETS OR PLATES

#108
20160167161
2016-06-16

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

#109
20160101481
2016-04-14

SYSTEM AND METHOD FOR MONITORING WELDING THRESHOLD CONDITIONS

#110
20160074957
2016-03-17

Friction stir welding apparatus with an L-shaped support

#111
20160067817
2016-03-10

Clamping method and apparatus

#112
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

#113
20150298297
2015-10-22

Clamping method and apparatus

#114
20150231734
2015-08-20

Friction stir spot welding device and friction stir spot welding method

#115
20150224595
2015-08-13

Joint configuration

#116
20150209894
2015-07-30

Method and device for the friction stir welding of two components

#117
20150209892
2015-07-30

Method and device for the friction stir welding of two components

#118
20150209857
2015-07-30

Spot-joining apparatus and methods

#119
20150174696
2015-06-25

Aluminum alloy propeller shaft and friction welding process thereof

#120
20150143686
2015-05-28

Blind riveting apparatus and methods

#121
20150129637
2015-05-14

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

#122
20150102087
2015-04-16

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

#123
20140374406
2014-12-25

Method for joining two essentially metal sheet-type workpieces using friction squeeze welding

#124
20140374405
2014-12-25

Method for joining two essentially metal sheet-type workpieces by means of friction squeeze welding using a filler material

#125
20140231490
2014-08-21

Friction stir welding apparatus comprising slide plates

#126
20140217675
2014-08-07

Valve, pipe and pipe component repair

#127
20140217150
2014-08-07

Friction welding drive apparatus for repair of pipes and valves

#128
20140217149
2014-08-07

Friction welding drive apparatus for repair of pipes and valves

#129
20140216567
2014-08-07

Valve, pipe and pipe component repair

#130
20140216566
2014-08-07

Valve, pipe and pipe component repair

#131
20140216565
2014-08-07

Valve, pipe and pipe component repair

#132
20140216564
2014-08-07

Valve, pipe and pipe component repair

#133
20140215823
2014-08-07

Valve, pipe and pipe component repair

#134
20140183246
2014-07-03

Friction stir welding apparatus

#135
20140183245
2014-07-03

Friction stir welding apparatus

#136
20140151438
2014-06-05

APPARATUS TO JOIN TUBULARS USING FRICTION STIR JOINING

#137
20140069986
2014-03-13

Friction stir spot welding device and friction stir spot welding method

#138
20140067286
2014-03-06

Method, system, and computer program product for simulating friction stir welding

#139
20140034709
2014-02-06

Friction stir processing apparatus and friction stir processing method

#140
20130320070
2013-12-05

Friction stir welding apparatus and method

#141
20130221069
2013-08-29

Friction stir welding apparatus

#142
20130056525
2013-03-07

PRESSING A WELD USING THE FRICTION AGITATION WELDING PROCESS FOR BETTER SURFACE ADJUSTMENT

#143
20120261457
2012-10-18

Friction stir welding apparatus and method

#144
20120180929
2012-07-19

Ultrasonic welding system and method for forming a weld joint utilizing the ultrasonic welding system

#145
20120125522
2012-05-24

Determining friction stir welding dwell time to produce a joined member

#146
20120118937
2012-05-17

Friction stir welding method and its device

#147
20120012643
2012-01-19

Process control method

#148
20120006883
2012-01-12

APPARATUS AND METHOD FOR FRICTION STIR WELDING

#149
20110308700
2011-12-22

Method for friction stir welding using spindle-in-spindle

#150
20110248070
2011-10-13

Method and device for the friction stir welding of two components

#151
20110100525
2011-05-05

Method and apparatus for inspecting joined object formed by friction stir joining

#152
20110099808
2011-05-05

Manufacturing method of electric contact and manufacturing equipment of electric contact

#153
20110079339
2011-04-07

Friction stir welding spindle downforce and other control techniques, systems and methods

#154
20110073634
2011-03-31

Three-body joining using friction stir processing techniques

#155
20110041982
2011-02-24

Lateral position detection and control for friction stir systems

#156
20100326962
2010-12-30

WELDING CONTROL SYSTEM

#157
20100314075
2010-12-16

COOLING PLATE AND MANUFACTURING METHOD THEREFOR

#158
20100297469
2010-11-25

Method of joining two members by friction stir welding

#159
20100288820
2010-11-18

Double-shouldered welding device for the friction stir welding of parts, and welding method

#160
20100072261
2010-03-25

FRICTION STIR WELDING SPINDLE DOWNFORCE AND OTHER CONTROL TECHNIQUES, SYSTEMS AND METHODS

#161
20090255980
2009-10-15

CONTROL SYSTEMS FOR FRICTION STIR WELDING OF TITANIUM ALLOYS AND OTHER HIGH TEMPERATURE MATERIALS

#162
20090223621
2009-09-10

Counter-rotating spindle for friction stir welding

#163
20090193910
2009-08-06

Method for measuring loads on a friction stir welding tool

#164
20090140026
2009-06-04

Method and apparatus for inspecting joined object formed by friction stir joining

#165
20090134203
2009-05-28

METHODS AND APPARATUS FOR FORMING TUBULAR STRINGS

#166
20090110949
2009-04-30

Multi-sheet structures and method for manufacturing same

#167
20090057377
2009-03-05

Friction stir joining method

#168
20090057371
2009-03-05

Friction stir joining apparatus

#169
20080274383
2008-11-06

Process for Fabricating Pressure Vessel Liner

#170
20080154423
2008-06-26

Apparatus and method for correcting defects by friction stir processing

#171
20080127751
2008-06-05

Apparatus and method for measuring loads on a friction stir welding tool

#172
20080083817
2008-04-10

Process control system for friction stir welding

#173
20080073409
2008-03-27

Friction stir welding head and method for controlling a friction stir welding head

#174
20080006678
2008-01-10

Three-body joining using friction stir processing techniques

#175
20070267462
2007-11-22

Apparatus for friction stir welding using spindle-in-spindle

#176
20070241163
2007-10-18

Apparatus And Method For Friction Stir Spot Welding

#177
20060289603
2006-12-28

APPARATUS AND PROCESS FOR FRICTION STIR WELDING

#178
20060254188
2006-11-16

Method of joining two members by friction stir welding

#179
20060254187
2006-11-16

Method of joining two members by friction stir welding

#180
20060254186
2006-11-16

Method of joining two members by friction stir welding

#181
20060191981
2006-08-31

Friction stir welding method and structure body

#182
20060191980
2006-08-31

Friction stir welding method and structure body

#183
20060151576
2006-07-13

Manufacturing method of butt joint, butt joint, manufacturing method of bent member, and friction stir joining method

#184
20060138198
2006-06-29

Frictional spot joining method and frictional spot joining apparatus

#185
20060108395
2006-05-25

Integral channels in metal components and fabrication thereof

#186
20060102699
2006-05-18

Counter-rotating spindle for friction stir welding

#187
20060049232
2006-03-09

Friction agitation welding apparatus

#188
20050161491
2005-07-28

Friction stir welding method and structure body formed

#189
20050139639
2005-06-30

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

#190
20050120535
2005-06-09

Spot joining method of metal members and spot joining apparatus of metal members

#191
20050082341
2005-04-21

Friction agitation welding apparatus

#192
20050061853
2005-03-24

Crack repair using friction stir welding on materials including metal matrix composites, ferrous alloys, non-ferrous alloys, and superalloys

#193
20050051602
2005-03-10

Control system for friction stir welding of metal matrix composites, ferrous alloys, non-ferrous alloys, and superalloys

#194
20050040209
2005-02-24

Friction stir welding travel axis load control method and apparatus

#195
20050035180
2005-02-17

Frictional joining method and frictional joining structure

#196
20050029331
2005-02-10

Friction stir welding method and friction stir welding device

#197
20050029330
2005-02-10

Process and apparatus for friction stir welding

#198
20050017713
2005-01-27

Weld characterization using eddy current sensors and arrays

#199
20050006441
2005-01-13

Stir-friction hot working control system

#200
20050001010
2005-01-06

Friction stir welding apparatus

#201
16380942
2019-10-15

Method of friction stir spot welding