Supporting devices for electrodes

Introduced: September 1968

Full Title

Arc welding or cutting > Features related to electrodes > Supporting devices for electrodes

CPC subdivides this area 3x more granularly than IPC with 3 additional codes.

3 codes are CPC-only extensions.

1 shared codes have differing titles between IPC and CPC.

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B23K 9/282 CPC only CPC only
B23K 9/285 CPC only CPC only
B23K 9/287 CPC only CPC only
B23K 9/29 Supporting devices adapted for making use of shielding means since 1990 +2 CPC IPC+CPC Available in IPC and CPC
B23K 9/30 Vibrating holders for electrodes (B23K9/022 takes precedence) IPC+CPC Available in IPC and CPC