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PCE
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DIFF Main Group
F02D 13/00

Controlling the engine output power by varying inlet or exhaust valve operating characteristics, e.g. timing

Introduced: September 1968

Of 3 combined children, 2 exist in both systems.

1 codes are CPC-only extensions.

Note: 1 CPC extensions are marked as secondary classification only.

Child Classifications

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  • F02D 13/08 for rendering engine inoperative or idling IPC+CPC Available in IPC and CPC
  • F02D 2013/005 2nd only CPC only CPC only