with single shaft

Introduced: January 1985

Full Title

Full titles differ between systems:

IPC:

Mixing; Kneading > continuous, with mechanical mixing or kneading devices > with movable mixing or kneading devices > rotary > with single shaft

CPC:

Mixing; Kneading ( in general B01F; combined with calendering B29C43/24, with injection B29C45/46, with extrusion B29C48/36) > continuous, with mechanical mixing or kneading devices > with movable mixing or kneading devices > rotary (B29B7/52 takes precedence) > with single shaft

CPC subdivides this area 3x more granularly than IPC with 4 additional codes.

4 codes are CPC-only extensions.

IPC defines codes here since 1985.

Child Classifications

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B29B 7/401 CPC only CPC only
B29B 7/402 CPC only CPC only
B29B 7/404 CPC only CPC only
B29B 7/405 +2 CPC CPC only CPC only
B29B 7/42 with screw or helix since 1985 +7 CPC IPC+CPC Available in IPC and CPC
B29B 7/44 with paddles or arms since 1985 IPC+CPC Available in IPC and CPC