Seal ring for plug

Details Seal ring for plug Seal ring for plug

2011-08-30

2011-08-30

Stashick, Anthony (Department: 3781)

Receptacles

Closures

Secondary closure within parameter of primary closure

C220S233000, C277S650000

Reexamination Certificate

active

08006856

ABSTRACT:
The object is to provide a seal ring for a plug, which, when used in a plug cap, can be used regardless of kind of chemical liquid and has no possibility of damaging a seal surface of the plug in tightening the plug cap. The seal ring is placed in the plug cap installed on the plug having a liquid path and/or a gas path, and the seal ring achieves liquid sealing and/or gas sealing of the plug. The seal ring (1) has on its upper surface an edge seal section (17), on its inner surface a surface seal section (18), and on its outer surface a projection section (19) engaging with a ring engagement section (16a) formed on the inner surface of the plug cap.

REFERENCES:
patent: 7073678 (2006-07-01), Dibdin et al.

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