Transmission of mechanical power

Introduced: January 2016

CPC subdivides this area 4x more granularly than IPC with 5 additional codes.

5 codes are CPC-only extensions.

IPC defines codes here since 2016.

Child Classifications

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F03D 15/05 CPC only CPC only
F03D 15/10 using gearing not limited to rotary motion, e.g. with oscillating or reciprocating members since 2016 +2 CPC IPC+CPC Available in IPC and CPC
F03D 15/20 Gearless transmission, i.e. direct-drive since 2016 IPC+CPC Available in IPC and CPC
F03D 15/201 CPC only CPC only
F03D 15/202 CPC only CPC only
F03D 15/205 CPC only CPC only
F03D 15/207 CPC only CPC only