Methods or machines for making gear wheels of special kinds not covered by groups B23F7/00 - B23F13/00

Introduced: September 1968

Title

Titles differ between systems:

IPC: Methods or machines for making gear wheels of special kinds, not covered by groups

CPC: Methods or machines for making gear wheels of special kinds not covered by groups B23F7/00 - B23F13/00

Full titles differ between systems:

IPC:

Methods or machines for making gear wheels of special kinds, not covered by groups

CPC:

Methods or machines for making gear wheels of special kinds not covered by groups B23F7/00 - B23F13/00

Of 5 combined children, 4 exist in both systems.

1 codes are CPC-only extensions.

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B23F 15/005 CPC only CPC only
B23F 15/02 Making gear teeth on wheels of varying radius of operation, e.g. on elliptical wheels IPC+CPC Available in IPC and CPC
B23F 15/04 Making fine-pitch gear teeth on clock wheels or the like by special machining IPC+CPC Available in IPC and CPC
B23F 15/06 Making gear teeth on the front surface of wheels, e.g. for clutches or couplings with toothed faces IPC+CPC Available in IPC and CPC
B23F 15/08 Making intermeshing rotors, e.g. of pumps IPC+CPC Available in IPC and CPC

Class B23,2013–2023, worldwide · Source: EPO PATSTAT

Class B23,2013–2023, worldwide · Source: EPO PATSTAT