DIFF Main Group
B21D 19/00 Flanging or other edge treatment, e.g. of tubes (connecting by making use of folds B21D39/00; flaring-out tube ends B21D41/02)
Introduced: September 1968
Title
Titles differ between systems:
IPC: Flanging or other edge treatment, e.g. of tubes
CPC: Flanging or other edge treatment, e.g. of tubes (connecting by making use of folds B21D39/00; flaring-out tube ends B21D41/02)
Full Title
Full titles differ between systems:
IPC:
Flanging or other edge treatment, e.g. of tubes
CPC:
Flanging or other edge treatment, e.g. of tubes (connecting by making use of folds B21D39/00; flaring-out tube ends B21D41/02)
Of 5 combined children, 4 exist in both systems.
1 codes are CPC-only extensions.
1 shared codes have differing titles between IPC and CPC.
Child Classifications
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- B21D 19/02 by continuously-acting tools moving along the edge (edge-curling B21D19/12) IPC+CPC Available in IPC and CPC
- B21D 19/08 by single or successive action of pressing tools, e.g. vice jaws +2 CPC IPC+CPC Available in IPC and CPC