Closure with insert for enhanced sealing

Details Closure with insert for enhanced sealing Closure with insert for enhanced sealing

1989-02-13

1990-01-30

Norton, Donald F.

Bottles and jars

Closures

Cap type

215352, 215276, B65D 4128

Patent

active

048967823

ABSTRACT:
A closure having an insert which acts as a barrier over a container neck lip to selectively shield the product being packaged. An elastic sealing member which can be in the form of an O-ring is compressed between the insert and the container neck lip by a threaded cap of the container.

REFERENCES:
patent: 666139 (1901-01-01), Hay
patent: 2144287 (1939-01-01), Enkur
patent: 2467979 (1949-04-01), Krueger
patent: 3411649 (1968-11-01), Mumford
patent: 3433380 (1969-03-01), Kawchitch
patent: 3443711 (1969-05-01), Olson
patent: 3491908 (1970-01-01), Beimers
patent: 3633781 (1972-01-01), Zapata
patent: 3677430 (1972-07-01), Yates, Jr.
patent: 3930589 (1976-01-01), Koontz
patent: 4094460 (1978-06-01), Scanga
patent: 4256234 (1981-03-01), Mori et al.
patent: 4366913 (1983-01-01), Winchell et al.
patent: 4813561 (1989-03-01), Ochs

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