Seal for tube

Bottles and jars – Closures – Stopper type

Reexamination Certificate

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Details

C073S049800

Reexamination Certificate

active

07861875

ABSTRACT:
A seal for sealing against the interior of a tube includes upper and lower rigid plates with flexible plates between them, which are compressed to form a seal.

REFERENCES:
patent: 3845787 (1974-11-01), Slagle
patent: 3916960 (1975-11-01), Thompson
patent: 4953728 (1990-09-01), Meek
patent: 5636757 (1997-06-01), Porvaznik
patent: 5924585 (1999-07-01), Henderson et al.
patent: 6694802 (2004-02-01), Comardo
patent: 6715624 (2004-04-01), Brockwell
patent: 6725706 (2004-04-01), Johns
patent: 1900716 (1970-08-01), None
patent: 29803091 (1998-06-01), None

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