having a wide opening, e.g. for forming sheets

Introduced: January 2019

Full Title

Full titles differ between systems:

IPC:

Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor > Component parts, details or accessories; Auxiliary operations > Extrusion nozzles or dies > having a wide opening, e.g. for forming sheets

CPC:

Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor (extrusion blow-moulding B29C49/04) > Component parts, details or accessories; Auxiliary operations > Extrusion nozzles or dies (extrusion characterised by the shape or cross-section of the extruded article B29C48/03) > having a wide opening, e.g. for forming sheets

Of 3 combined children, 2 exist in both systems.

1 codes are CPC-only extensions.

IPC defines codes here since 2019.

Child Classifications

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B29C 48/307 CPC only CPC only
B29C 48/31 adjustable since 2019 +1 CPC IPC+CPC Available in IPC and CPC
B29C 48/315 with parts oscillating relative to each other since 2019 IPC+CPC Available in IPC and CPC