Means for plasticising or homogenising the moulding material or forcing it into the mould

Introduced: January 1985

Full Title

Full titles differ between systems:

IPC:

Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor > Component parts, details or accessories; Auxiliary operations > Means for plasticising or homogenising the moulding material or forcing it into the mould

CPC:

Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor (injection blow-moulding B29C49/06) > Component parts, details or accessories; Auxiliary operations > Means for plasticising or homogenising the moulding material or forcing it into the mould

CPC subdivides this area 2x more granularly than IPC with 7 additional codes.

7 codes are CPC-only extensions.

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

1 shared codes have differing titles between IPC and CPC.

Child Classifications

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B29C 2045/465 2nd only CPC only CPC only
B29C 2045/466 2nd only CPC only CPC only
B29C 2045/467 2nd only CPC only CPC only
B29C 2045/468 2nd only CPC only CPC only
B29C 45/461 CPC only CPC only
B29C 45/462 +1 CPC CPC only CPC only
B29C 45/464 CPC only CPC only
B29C 45/47 using screws (B29C45/54 takes precedence) since 1985 IPC+CPC Available in IPC and CPC
B29C 45/53 using injection ram or piston since 1985 +6 CPC IPC+CPC Available in IPC and CPC
B29C 45/56 using mould parts movable during or after injection, e.g. injection-compression moulding since 1985 +6 CPC IPC+CPC Available in IPC and CPC
B29C 45/57 Exerting after-pressure on the moulding material since 1985 +1 CPC IPC+CPC Available in IPC and CPC
B29C 45/58 Details since 1985 +3 CPC IPC+CPC Available in IPC and CPC