Removing local distortions

Introduced: September 1968

Full Title

Full titles differ between systems:

IPC:

Straightening, restoring form or removing local distortions of sheet metal or specific articles made therefrom; Stretching sheet metal combined with rolling > Removing local distortions

CPC:

Straightening, restoring form or removing local distortions of sheet metal or specific articles made therefrom (B21D3/00 takes precedence); Stretching sheet metal combined with rolling (working sheet metal of limited length by stretching B21D25/00; by localised hammering B21D31/06) > Removing local distortions

Of 3 combined children, 2 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 1/065 CPC only CPC only
B21D 1/08 of hollow bodies made from sheet metal (of substantially open bodies B21D1/10 ) IPC+CPC Available in IPC and CPC
B21D 1/10 of specific articles made from sheet metal, e.g. mudguards IPC+CPC Available in IPC and CPC