Building tyres

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

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

CPC subdivides this area 2x more granularly than IPC with 4 additional codes.

4 codes are CPC-only extensions.

Note: 4 CPC extensions are marked as secondary classification only.

IPC defines codes here since 1985.

Child Classifications

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B29D 2030/082 2nd only CPC only CPC only
B29D 2030/084 2nd only CPC only CPC only
B29D 2030/086 2nd only CPC only CPC only
B29D 2030/088 2nd only CPC only CPC only
B29D 30/10 on round cores, i.e. the shape of the core is approximately identical with the shape of the completed tyre since 1985 +1 CPC IPC+CPC Available in IPC and CPC
B29D 30/20 by the flat-tyre method, i.e. building on cylindrical drums since 1985 +9 CPC IPC+CPC Available in IPC and CPC
B29D 30/34 by jointly covering two bead-rings, located parallel to each other at a distance apart, with fabric or cord layers since 1985 IPC+CPC Available in IPC and CPC