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PCE
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DIFF Subgroup
F01L 31/14

Valve adjustment by links or guide rods, e.g. in valve-gears with eccentric drive

Introduced: September 1968

Full Title

Full titles differ between systems:

IPC:

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 > Valve adjustment by links or guide rods, e.g. in valve-gears with eccentric drive

CPC:

Valve drive, valve adjustment during operation, or other valve control, not provided for in groups F01L15/00 - F01L29/00 (sensing elements measuring the variable or condition to be controlled or regulated F01B25/04) > Valve drive or valve adjustment, apart from tripping aspects; Positively-driven gear > Valve adjustment by links or guide rods, e.g. in valve-gears with eccentric drive

No child classifications to compare. This is a leaf node in both IPC and CPC.