on round cores, i.e. the shape of the core is approximately identical with the shape of the completed tyre

Introduced: January 1985

Full Title

Full titles differ between systems:

IPC:

Producing pneumatic or solid tyres or parts thereof > Pneumatic tyres or parts thereof > Building tyres > on round cores, i.e. the shape of the core is approximately identical with the shape of the completed tyre

CPC:

Producing pneumatic or solid tyres or parts thereof (producing inner tubes B29D23/24; constructional form of tyres or parts thereof B60C; connection of valves to inflatable elastic bodies B60C29/00; testing of tyres G01M17/02) > Pneumatic tyres or parts thereof > Building tyres > on round cores, i.e. the shape of the core is approximately identical with the shape of the completed tyre

Of 5 combined children, 4 exist in both systems.

1 codes are CPC-only extensions.

Note: 1 CPC extensions are marked as secondary classification only.

IPC defines codes here since 1985.

Child Classifications

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B29D 2030/105 2nd only CPC only CPC only
B29D 30/12 Cores since 1985 IPC+CPC Available in IPC and CPC
B29D 30/14 Rolling-down or pressing-down the layers in the building process since 1985 IPC+CPC Available in IPC and CPC
B29D 30/16 Applying the layers; Guiding or stretching the layers during application since 1985 +9 CPC IPC+CPC Available in IPC and CPC
B29D 30/18 Fitting the bead-rings or bead-cores; Folding the textile layers around the rings or cores since 1985 IPC+CPC Available in IPC and CPC