DIFF Subgroup
F16K 3/28 with resilient valve members
Introduced: September 1968
Full Title
Full titles differ between systems:
IPC:
Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing > with resilient valve members
CPC:
Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing (F16K5/00 takes precedence; in barrages or weirs E02B8/04) > with resilient valve members
No child classifications to compare. This is a leaf node in both IPC and CPC.