Bottles and jars – Closures – Self-sealing – piercable-type closure
Patent
1982-09-29
1985-04-23
Shoap, Allan N.
Bottles and jars
Closures
Self-sealing, piercable-type closure
222541, 215251, 215305, B65D 5120, B65D 4150, B65D 4736
Patent
active
045124868
ABSTRACT:
A stopper assembly for a medical liquid container comprises an inner cylindrical stopper member formed of a plastic material, a rubber plug member hermetically contained in a chamber formed within the inner stopper member by first and second partition walls. An outer cylindrical stopper member formed of a plastic material is hermetically welded around the inner stopper member. An annular score is formed in the first partition wall with a pulling member being formed at a region enclosed by the annular score. A flange is formed at the base portion of the stopper assembly at which the stopper assembly is joined to a mouth of the medical liquid container. Further disclosed are method and apparatus for manufacturing the stopper assembly.
REFERENCES:
patent: 3088615 (1963-05-01), Mumford et al.
patent: 3325031 (1967-06-01), Singier
patent: 3871545 (1975-03-01), Bereziat
patent: 3888377 (1975-06-01), Stadler
patent: 3923179 (1975-12-01), Choksi et al.
patent: 4011961 (1977-03-01), Widen et al.
patent: 4111324 (1978-09-01), Winchell
patent: 4254884 (1981-03-01), Maruyama
patent: 4320861 (1982-03-01), Rieke et al.
Kobayashi Hiroshi
Kousaka Michio
Gehman Bryon
Shoap Allan N.
Toyo Seikan Kaisha Limited
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