Patent Classification Explorer PCE

DIFF Main Group

B29C 57/00

Shaping of tube ends, e.g. flanging, belling or closing; Apparatus therefor

Introduced: January 1985

Of 4 combined children, 3 exist in both systems.

1 codes are CPC-only extensions.

IPC defines codes here since 1985.

Child Classifications

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B29C 57/005 CPC only CPC only
B29C 57/02 Belling or enlarging, e.g. combined with forming a groove since 1985 +1 CPC IPC+CPC Available in IPC and CPC
B29C 57/10 Closing since 1985 IPC+CPC Available in IPC and CPC
B29C 57/12 Rim rolling since 1985 +1 CPC IPC+CPC Available in IPC and CPC