ClassID:

42937

B23K9/123 - CPC Classification

Classification description:

Arc welding or cutting; Automatic feeding or moving of electrodes or work for spot or seam welding or cutting; Devices for guiding electrodes, e.g. guide tubes Serving also as contacting devices supplying welding current to an electrode

Recent Application in this class:
#1
20260034602
2026-02-05

WELDING TORCH DIFFUSERS AND WELDING SYSTEMS HAVING WELDING TORCH DIFFUSERS FOR USE WITH WELDING WIRE LINERS TRIMMED FLUSH WITH A WELDING TORCH NECK

#2
20250332667
2025-10-30

WELDING FUME TORCHES AND WELDING SYSTEMS HAVING WELDING FUME TORCHES

#3
20250281992
2025-09-11

QUICK CONNECT CONFIGURATIONS FOR WELDING NECKS AND GAS DIFFUSERS

#4
20250121451
2025-04-17

CONTACT TIP AND RECEIVING ASSEMBLY OF A WELDING TORCH

#5
20250058399
2025-02-20

CONTACT TIP FOR WELDING

#6
20240207962
2024-06-27

DUAL WIRE WELDING OR ADDITIVE MANUFACTURING SYSTEM AND METHOD

#7
20240123532
2024-04-18

Systems for Localized Work Return Path and Methods Thereof

#8
20230271266
2023-08-31

Method for ascertaining the wear of a contact tube during a robot-supported welding method

#9
20230166346
2023-06-01

WELDING TORCH NECK ADAPTERS AND WELDING TORCHES INCLUDING NECK ADAPTERS

#10
20230049194
2023-02-16

Contact tip rotary lock of a welding torch

#11
20220226921
2022-07-21

CONTACT TIP CONTACT ARRANGEMENT FOR METAL WELDING

#12
20220161371
2022-05-26

Wire liner retention apparatus, welding torches, and methods

#13
20220033948
2022-02-03

Method for improved current contacting when welding using a current-carrying wire electrode

#14
20210354227
2021-11-18

QUICK CONNECT CONFIGURATIONS FOR WELDING NECKS AND GAS DIFFUSERS

#15
20210339331
2021-11-04

MIG/MAG welding torch body, TIG welding torch body, MIG/MAG welding torch handle, and MIG/MAG welding torch comprising such a MIG/MAG welding torch body and MIG/MAG welding torch handle

#16
20210276116
2021-09-09

Gas metal arc welding system for a welding robotic arm

#17
20210245290
2021-08-12

ARC WELDING HEAD AND A WELDING ARRANGEMENT

#18
20210046575
2021-02-18

Wire spool gun

#19
20210046574
2021-02-18

Wire spool gun

#20
20210046572
2021-02-18

Wire spool gun

#21
20200398364
2020-12-24

Dual wire welding or additive manufacturing system and method

#22
20200376586
2020-12-03

Welding tip

#23
20200361019
2020-11-19

Contact tip and receiving assembly of a welding torch

#24
20200238422
2020-07-30

Contact tip for arc welding with a channel having a stellate, multi-lobular cross-section with convexly rounded sides

#25
20200147715
2020-05-14

Contact tip rotary lock of a welding torch

#26
20200130093
2020-04-30

Welding system for mitigating gun damage in pulsed arc welding

#27
20200094340
2020-03-26

Arc welding method and arc welding arrangement with first and second electrodes

#28
20200047275
2020-02-13

Dual wire welding or additive manufacturing contact tip and diffuser

#29
20190201997
2019-07-04

Dual wire welding or additive manufacturing contact tip and diffuser

#30
20190168334
2019-06-06

Dual wire welding or additive manufacturing system and method

#31
20190047076
2019-02-14

Dual wire welding or additive manufacturing system and method

#32
20190047069
2019-02-14

Dual wire welding or additive manufacturing system and method

#33
20180369947
2018-12-27

Contact nozzle with split tip

#34
20180369946
2018-12-27

Self-adjusting twin contact jaws

#35
20180354055
2018-12-13

Systems, methods, and apparatus to preheat welding wire

#36
20180281097
2018-10-04

Quick connect configurations for welding necks and gas diffusers

#37
20180264580
2018-09-20

Welding electrode wires having alkaline earth metals

#38
20180214972
2018-08-02

Tip-retention device for use with a welding system

#39
20180079024
2018-03-22

Helical welding wire and helix forming welding torch

#40
20180050414
2018-02-22

WELDING SYSTEM USED WITH ADDITIVE MANUFACTURING

#41
20180009052
2018-01-11

Contact tip contact arrangement for metal welding

#42
20170239746
2017-08-24

REVERSIBLE CONTACT TIPS AND WELDING ASSEMBLIES FOR REVERSIBLE CONTACT TIPS

#43
20170232546
2017-08-17

Rotary changer

#44
20170080512
2017-03-23

Contact tip and receiving assembly of a welding torch

#45
20170072500
2017-03-16

Rotary changer for welding torches

#46
20160339533
2016-11-24

ROBOTICALLY CONTROLLED GAS TUNGSTEN ARC WELDER AND METHOD FOR OPERATING THE SAME

#47
20160243641
2016-08-25

Device and method for contacting a welding rod and contact shell

#48
20160193683
2016-07-07

WELDING GUN HAVING NON-THREADING CONTACT TIP

#49
20160144446
2016-05-26

CONTACT TIP AND RECEIVING ASSEMBLY OF A WELDING TORCH

#50
20160121419
2016-05-05

Replaceable machine-mounted male input power connections

#51
20160082540
2016-03-24

Two-piece nozzle assembly for an arc welding apparatus

#52
20160008910
2016-01-14

Welding gun having non-threading contact tip

#53
20150343550
2015-12-03

Arc welding method and arc welding arrangement with first and second electrodes

#54
20150336198
2015-11-26

Tandem arc welding head and a welding arrangement for overlapping arcs to a cold wire electrode

#55
20150298238
2015-10-22

ARC WELDING APPARATUS

#56
20150048056
2015-02-19

Contact tip and weld wire for arc welding

#57
20150014282
2015-01-15

Contact tip for use in gas metal-arc welding

#58
20140263254
2014-09-18

WELDING GOOSENECK WITH VARIABLE RADIUS

#59
20140251972
2014-09-11

Replaceable machine-mounted male input power connections

#60
20140151349
2014-06-05

Method to monitor the life of the contact tip in GMAW-pulse

#61
20140131335
2014-05-15

Welding gun having non-threading contact tip

#62
20140097167
2014-04-10

Electrode extension guide for use with welding systems

#63
20140069907
2014-03-13

High conductive drive roll assembly for push-pull MIG torch

#64
20130193114
2013-08-01

Contact tip and weld wire

#65
20120298629
2012-11-29

Gas metal arc welding with a non-circular cross-sectional wire passing through a similarly shaped contact tip

#66
20120261388
2012-10-18

SYSTEMS AND DEVICES FOR POWER COMMUTATION IN WELDING TORCHES

#67
20120234813
2012-09-20

Method for providing real-time monitoring of contact tip performance

#68
20120152921
2012-06-21

Dual wire welding system and method

#69
20120061364
2012-03-15

Tandem gas metal arc welding system

#70
20110297657
2011-12-08

CONTACT TIP FOR SUPPLYING WELDING ELECTRIC POWER AND WELDING TORCH USING THE CONTACT TIP

#71
20110266259
2011-11-03

Contact tip and diffuser

#72
20110204035
2011-08-25

Device and method for contacting a welding rod and contact shell

#73
20110073581
2011-03-31

Welding contact tips for pulse applications

#74
20110073580
2011-03-31

Method to monitor the life of the contact tip in robotic or automatic GMAW

#75
20110036821
2011-02-17

Contact tube for a welding torch

#76
20110006048
2011-01-13

Refractory materials reinforced composites for the GMAW contact tips

#77
20110006045
2011-01-13

Arc-welding torch, wear detection system for power supply portion of contact tip, and wear detection method for contact tip

#78
20100320184
2010-12-23

WELDING CONTACT TIP AND WELDING GUN INCORPORATING THE SAME

#79
20100314374
2010-12-16

Front consumables for pulse GMAW torches

#80
20100206852
2010-08-19

Forced pressure power supply torch

#81
20100038345
2010-02-18

Consumable electrode gas shield arc welding torch and power feed tip

#82
20090206060
2009-08-20

ARC welding torch including a wire guide open on one side and arranged to receive a welding wire from a laterally spaced apart location and method of using same

#83
20090152255
2009-06-18

Retaining head and contact tip for controlling wire contour and contacting point for GMAW torches

#84
20090050606
2009-02-26

Changeable welding head assembly

#85
20080149608
2008-06-26

System and method for identifying welding consumable wear

#86
20080135533
2008-06-12

Elevated welding-type cable support system

#87
20080105668
2008-05-08

Welding gun having non-threading contact tip

#88
20080061050
2008-03-13

TUNGSTEN-COPPER WELDING TIP

#89
20080035623
2008-02-14

Contact tip and assembly

#90
20070062922
2007-03-22

Torch for arc welding gun

#91
20070000895
2007-01-04

Welding gun having contact tip and method of operating same

#92
20060193098
2006-08-31

Contactor material for welding wire feeder

#93
20060151453
2006-07-13

Consumable electrode arc welding

#94
20050224482
2005-10-13

Welding gun attachment mechanism