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PCE
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DIFF Subgroup
F01L 5/12

Arrangements with part-annularly-shaped valves

Introduced: September 1968

Full Title

Full titles differ between systems:

IPC:

Slide-valve gear or valve arrangements > with cylindrical, sleeve, or part-annularly-shaped valves > surrounding working cylinder or piston > Arrangements with part-annularly-shaped valves

CPC:

Slide valve-gear or valve-arrangements (with pure rotary or oscillatory movement F01L7/00) > with cylindrical, sleeve, or part-annularly shaped valves > surrounding working cylinder or piston > Arrangements with part-annularly-shaped valves

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