ClassID:

43149

B23K20/1215 - 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 for other purposes than joining, e.g. built-up welding

Recent Application in this class:
#1
20260145264
2026-05-28

METHOD AND APPARATUS FOR FRICTION-BASED REPAIR OF LEAK PATHS IN DIE-CAST PARTS

#2
20260138205
2026-05-21

SYSTEM AND METHOD UTILIZING REPEATED SHEAR STRAIN FOR METAL SHAPING AND JOINING

#3
20260084232
2026-03-26

APPARATUS AND RELATED METHODS FOR FRICTION STIR ADDITIVE MANUFACTURING REPAIR OF MATERIALS

#4
20250339919
2025-11-06

FRICTION STIR ADDITIVE MANUFACTURING FORMED PARTS AND STRUCTURES WITH INTEGRATED PASSAGES

#5
20250249530
2025-08-07

FRICTION STIR ADDITIVE MANUFACTURING FORMED PARTS AND STRUCTURES WITH INTEGRATED PASSAGES

#6
20250187108
2025-06-12

WIRE-FEED FRICTION STIR ADDITIVE MANUFACTURING SYSTEMS, DEVICES, AND METHODS

#7
20250187107
2025-06-12

SPINDLES FOR FRICTION STIR ADDITIVE MANUFACTURING SYSTEMS, DEVICES, AND METHODS

#8
20250187105
2025-06-12

WIRE-FEED FRICTION STIR ADDITIVE MANUFACTURING SYSTEMS, DEVICES, AND METHODS

#9
20250162063
2025-05-22

FRICTION STIR ADDITIVE MANUFACTURING FORMED PARTS AND STRUCTURES WITH INTEGRATED PASSAGES

#10
20250153267
2025-05-15

SYSTEMS, DEVICES, AND METHODS FOR SURFACE PREPARATION FOR BOND ENHANCEMENT IN ADDITIVE DEPOSITION PROCESSES

#11
20250144738
2025-05-08

SOLID STATE ADDITIVE METHOD

#12
20250041964
2025-02-06

Friction stir additive manufacturing formed parts and structures with integrated passages

#13
20250041963
2025-02-06

FRICTION STIR ADDITIVE MANUFACTURING FORMED PARTS AND STRUCTURES WITH INTEGRATED PASSAGES

#14
20250010396
2025-01-09

INSTALLATION FOR MANUFACTURING A MANUFACTURED OBJECT BY ADDITIVE FRICTION STIR DEPOSITION AND ASSOCIATED MANUFACTURING METHOD

#15
20240416448
2024-12-19

Additive friction stir deposition on cold sprayed barrier layer

#16
20240399491
2024-12-05

SOFT TOUCH SOLID-STATE ADDITIVE MANUFACTURING PROCESS AND SYSTEM

#17
20240342823
2024-10-17

WIRE-FEEDING ELECTROMAGNETIC SPRAY ADDITIVE MANUFACTURING DEVICE AND METHOD

#18
20240189935
2024-06-13

ALUMINUM LITHIUM ALLOY AND ALUMINUM COPPER ALLOY PARTS PRODUCED USING SOLID STATE MANUFACTURING

#19
20240181559
2024-06-06

METHOD FOR FORMING A METAL MATRIX COMPOSITE STRUCTURE

#20
20240100624
2024-03-28

SOLID-STATE JOINING OF FEATURES TO CAST PARTS

#21
20230356322
2023-11-09

Friction stir additive method and machine

#22
20230278105
2023-09-07

SYSTEMS AND METHODS FOR DIRECT DEPOSITION OF THIXOTROPIC ALLOYS

#23
20230264289
2023-08-24

Methods, systems, and apparatus for component manufacturing

#24
20230146110
2023-05-11

FRICTION BASED ADDITIVE MANUFACTURING SYSTEMS AND METHODS

#25
20230057714
2023-02-23

FRICTION HEAD AND FRICTION ADDITIVE MANUFACTURING METHOD OF ADJUSTING COMPONENTS AND SYNCHRONOUSLY FEEDING MATERIAL

#26
20230039985
2023-02-09

Systems and methods for direct deposition of thixotropic alloys

#27
20220234132
2022-07-28

Systems and methods for internal channel formation within a workpiece

#28
20220152730
2022-05-19

Method for producing a load-bearing element for transportation, and a load-bearing element produced accordingly

#29
20220097170
2022-03-31

CURRENT AUXILLARY FRICTION ADDITIVE MANUFACTURING DEVICE AND METHOD

#30
20220080522
2022-03-17

HYBRID SOLID-STATE ADDITIVE AND SUBTRACTIVE MANUFACTURING PROCESSES, MATERIALS USED AND PARTS FABRICATED WITH THE HYBRID PROCESSES

#31
20210370434
2021-12-02

Friction stir additive manufacturing methods

#32
20210245293
2021-08-12

SOLID-STATE JOINING OF FEATURES TO CAST PARTS

#33
20210205916
2021-07-08

Additive friction stir deposition method for manufacturing an article

#34
20210146615
2021-05-20

DEVICE AND METHOD FOR THE DEPOSITION OF A MATERIAL LAYER ON A SURFACE AREA OF A WORKPIECE

#35
20200306869
2020-10-01

Solid-state additive manufacturing system and material compositions and structures

#36
20200189025
2020-06-18

Friction stir additive manufacturing systems

#37
20200023459
2020-01-23

Method Of Coating A Workpiece, Workpiece, Coating Machine, And Use Of A Friction-Welding Apparatus

#38
20190366473
2019-12-05

Metal additive manufacturing equipment utilizing semi-solid mental formation

#39
20190210147
2019-07-11

Non-consumable tool and a process for solid-state production of a channel and a weld joint, and a structure of at least two components based on originally bulk components of similar, or dissimilar, materials

#40
20190099831
2019-04-04

Apparatus for forming a friction weld

#41
20190017467
2019-01-17

Aluminum cylinder block and method of manufacture

#42
20180361501
2018-12-20

MELD SOLID-STATE JOINING OF DIFFERENT FEATURES TO CAST PARTS

#43
20180354058
2018-12-13

Continuous feed spindle attachment

#44
20180297146
2018-10-18

Friction stir welding equipment

#45
20180222000
2018-08-09

FRICTION SPOT SEALING OF A DEFECT AREA IN A WORKPIECE

#46
20180085849
2018-03-29

Additive friction-stir fabrication system for forming substrates with ribs

#47
20180056439
2018-03-01

SYSTEMS, METHODS, AND DEVICES FOR EXIT HOLE REPAIR ASSOCIATED WITH WELDING OPERATIONS

#48
20170361406
2017-12-21

Orbital Friction Surfacing of Remanufactured Cast-Iron Components

#49
20170312821
2017-11-02

Metal AM process with in situ inspection

#50
20170254205
2017-09-07

In situ tip repair of an airfoil tip in a gas turbine engine via frictional welding

#51
20170252856
2017-09-07

Friction application device

#52
20170241372
2017-08-24

METHOD FOR MANUFACTURING PISTON FOR INTERNAL COMBUSTION ENGINE AND FRICTIONAL HOLE SEALING DEVICE FOR PISTON FOR INTERNAL COMBUSTION ENGINE

#53
20170222345
2017-08-03

Electrical connection element, process to manufacture an electrical connection element and use of an electrical connection element

#54
20170216962
2017-08-03

Metal matrix composite creation

#55
20170167435
2017-06-15

Aluminum cylinder block and method of manufacture

#56
20170057204
2017-03-02

In-situ interlocking of metals using additive friction stir processing

#57
20170043429
2017-02-16

Solid state joining using additive friction stir processing

#58
20170043428
2017-02-16

METHOD OF MANUFACTURING COMPOSITE MATERIAL

#59
20170001257
2017-01-05

Friction stir welding method

#60
20160177864
2016-06-23

Method for manufacturing piston for internal combustion engine, and piston for internal combustion engine

#61
20160175982
2016-06-23

In-situ interlocking of metals using additive friction stir processing

#62
20160175981
2016-06-23

Solid state joining using additive friction stir processing

#63
20160136754
2016-05-19

Friction stir weld plugs and methods of using thereof

#64
20160107262
2016-04-21

Fabrication tools for exerting normal forces on feedstock

#65
20160074958
2016-03-17

Additive friction stir methods of repairing substrates

#66
20150165546
2015-06-18

Fabrication of monolithic stiffening ribs on metallic sheets

#67
20150097020
2015-04-09

Material surface modification using friction stir welding hybrid process

#68
20150034214
2015-02-05

APPARATUS, SYSTEM, AND METHOD FOR REINFORCING A BEND IN METALLIC MATERIAL

#69
20140299051
2014-10-09

Friction application device

#70
20140123470
2014-05-08

Friction bit joining of materials using a friction rivet

#71
20130320070
2013-12-05

Friction stir welding apparatus and method

#72
20130068825
2013-03-21

Material surface modification using friction stir welding hybrid process

#73
20130048786
2013-02-28

Reinforcement of friction plug welds

#74
20120301603
2012-11-29

Consumable tool friction stir processing of metal surfaces

#75
20120261457
2012-10-18

Friction stir welding apparatus and method

#76
20120009339
2012-01-12

Friction fabrication tools

#77
20110198389
2011-08-18

Friction Welding Apparatus

#78
20110151109
2011-06-23

Surface of the workpiece and a relative motion between the workpiece and the coating element

#79
20110129353
2011-06-02

Methods for joining a monocrystalline part to a polycrystalline part by means of an adapter piece made of polycrystalline material

#80
20110113950
2011-05-19

Composite material having a layer including entrained particles and method of making same

#81
20110111246
2011-05-12

Modified surfaces using friction stir processing

#82
20110062219
2011-03-17

Reinforcement of friction plug welds

#83
20110048958
2011-03-03

METHODS OF REDUCING SURFACE ROUGHNESS AND IMPROVING OXIDE COATING THICKNESS UNIFORMITY FOR ANODIZED ALUMINUM-SILICON ALLOYS

#84
20100147925
2010-06-17

Apparatus and method for friction surfacing using a consumable pin tool

#85
20090200275
2009-08-13

Solid state additive manufacturing system

#86
20080277451
2008-11-13

Structural assemblies and preforms therefor formed by friction welding

#87
20080276566
2008-11-13

Method for forming a preform for a structural assembly

#88
20070186507
2007-08-16

Structural assemblies and preforms therefor formed by linear friction welding

#89
20060208032
2006-09-21

Manufacture of specialized alloys with specific properties

#90
20060169748
2006-08-03

Friction stir welding method

#91
20060163328
2006-07-27

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

#92
20060011708
2006-01-19

Friction plug welding method, for a hole in a metal part, use of a metal bar and of a bearing supporting part for implementing the method

#93
20050127140
2005-06-16

Structural assemblies and preforms therefor formed by linear friction welding

#94
20050127139
2005-06-16

Structural assemblies and preforms therefor formed by friction welding

#95
20050045695
2005-03-03

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

#96
18917546
2025-12-23

Continuous rod feed for additive friction stir deposition

#97
18351266
2024-12-03

Bobbin friction stir weld additive manufacturing system and method

#98
17519118
2023-10-03

Additive friction stir deposition system for refractory metals