F01L31/10 - CPC Classification Index

ClassID:

137448 ⎘

F01L31/10 - CPC Classification

Classification description:

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

Sub-classes:

F01L31/12 » Valve adjustment by displacing eccentric 4