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IPC Subgroup
F01L 31/1

the drive being effected by eccentrics

Introduced: September 1968

Last revised: January 2006

Full Title

Valve drive, valve adjustment during operation, or other valve control, not provided for in groups > Valve drive or valve adjustment, apart from tripping aspects; Positively-driven gear > the drive being effected by eccentrics

Classification Context

Section:
MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
Class:
MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
Subclass:
CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES

1 direct subcode

Child Classifications

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  • F01L 31/12 Valve adjustment by displacing eccentric