Closure arrangement for containers

Details Closure arrangement for containers Closure arrangement for containers

2007-03-07

2011-12-27

Stashick, Anthony (Department: 3781)

Receptacles

Closures

Secondary closure within parameter of primary closure

C220S256100, C220S270000, C220S276000, C220S796000, C215S250000

Reexamination Certificate

active

08083086

ABSTRACT:
A closure arrangement for containers of the type comprising an annular upper wall (13) having an outer edge (13a) hermetically affixed to a lateral wall (11) of the container, and an inner edge (13b) defining an upper opening (14) to be closed by a lid (20), which comprises a peripheral wall (22) externally provided with a first and a second circumferential groove (23, 24) and an annular flange (25), incorporating a pending circumferential projection (26), said lid (20) being mounted in a first closing position, in which the inner edge (13b) is fitted in the first circumferential groove (23) defining a first sealing region and the pending circumferential projection (26) is fitted in the circumferential recess (16) defining therein a second sealing region, said lid (20) being mounted in a second closing position, after the first opening, in which the inner edge (13b) is fitted in the second circumferential groove (24), retaining the latter and defining therein a third sealing region.

REFERENCES:
patent: 5899352 (1999-05-01), Guarda et al.
patent: 895998 (1953-11-01), None
patent: 0134448 (1985-03-01), None
patent: 1561696 (2005-08-01), None
patent: WO-03074381 (2003-09-01), None

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