B23K9/0672 - CPC Classification Index

ClassID:

42897 ⎘

B23K9/0672 - CPC Classification

Classification description:

Arc welding or cutting; Arrangements or circuits for starting the arc, e.g. by generating ignition voltage, or for stabilising the arc; Starting the arc without direct contact between electrodes

Sub-classes:

B23K9/0673 » {Ionisation of the arc gap by means of a tension with a step front (pulses or high frequency tensions)} 20
B23K9/0675 » {Ionization of the arc gap by means of radiation or particle bombardtent} 5
B23K9/0676 » {Ionization of the arc gap by means of heating} 1
B23K9/0677 » {Ionization of the arc gap by means of a contact piece disposed between the electrodes} 4
B23K9/0678 » {Ionization of the arc gap by means of an auxiliary arc} 3

Recent Application in this class:

20260091441

2026-04-02

SYSTEMS AND METHODS TO START ARC WELDING

20230347439

2023-11-02

METHOD AND WELDING DEVICE FOR CONTACTLESSLY STRIKING AN ARC

20230321744

2023-10-12

DEVICE FOR ARC WELDING AND METHOD OF IMPLEMENTING THE SAME

20210053134

2021-02-25

Apparatus for controlling AC weld current by means of an arc igniter

20200180062

2020-06-11

GAS-SHIELDED ARC WELDING SYSTEM AND GAS-SHIELDED ARC WELDING METHOD

20200131652

2020-04-30

Method and device for electrolyte crust breaking by separation plasma cutting

20200130094

2020-04-30

SYSTEMS AND METHODS TO START ARC WELDING

20190168334

2019-06-06

Dual wire welding or additive manufacturing system and method

20170282274

2017-10-05

Methods and apparatus to control hot-start weld current for arc ignition

#10

20130270242

2013-10-17

Methods and apparatus for improved low current AC/DC TIG welding and starting

#11

20130264321

2013-10-10

Methods and apparatus for improved low current AC/DC TIG welding and starting

#12

20070251932

2007-11-01

MIG welder control system and method

#13

20060273075

2006-12-07

Methods and apparatus for improved low current AC/DC TIG welding and starting

#14

20060219680

2006-10-05

Inline spark gap assembly