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PCE
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DIFF Subgroup
F16K 1/20

with axis of rotation arranged externally of valve member

Introduced: September 1968

Full Title

Full titles differ between systems:

IPC:

Lift valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces > with pivoted closure members > with pivoted discs or flaps > with axis of rotation arranged externally of valve member

CPC:

Lift valves , i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces ( ; diaphragm valves F16K7/00) > with pivoted closure-members > with pivoted discs or flaps > with axis of rotation arranged externally of valve member

Of 5 combined children, 0 exist in both systems.

5 codes are CPC-only extensions.

Child Classifications

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