Device inserted into the sealed lids of metal packaging for...

Details Device inserted into the sealed lids of metal packaging for... Device inserted into the sealed lids of metal packaging for...

2006-04-04

2006-04-04

Ngo, Lien M. (Department: 3754)

Receptacles

Closures

With closure opening arrangements for means

C220S906000

Reexamination Certificate

active

07021484

ABSTRACT:
“DEVICE INSERTED INTO THE SEALED LIDS OF METAL PACKAGING FOR LIQUID PRODUCTS”, comprising a fixing system obtained through a process of crimping to the upper edge of the metal package (1), preferably made of tinplate, characterized by an assembly comprising a plastics membrane (2) and a metal ring (3) stamped to form a flat inner cross section (4), which has a central circular opening (5) with an inner edge turned downward and folded inward (6), and an elevation to form a lower seat (7) which is surrounded by a peripheral rim facing downward and slightly inward (8) to enable crimping together with the aforesaid membrane (2); the peripheral edge (9) which is inserted into the seat (7) for crimping onto the edge of the packaging (1), followed internally by an annular recess (10) into which the flat inner cross section (4) of the metal ring (3) with the inner edge turned down and folded inward (6) is inserted, this being followed internally by a perimetral annular reinforcement (11) and with the lower triangular thinned line (12) being broken when the incorporated pulling ring (13) is pulled; when the ring (13) is pulled the tilting triangular lid (14) breaks partly along the more solid thinned line (15); said thinned line (12) is provided with a restraint (16).

REFERENCES:
patent: 3494500 (1970-02-01), Foster
patent: 4083471 (1978-04-01), Frank
patent: 4674649 (1987-06-01), Pavely
patent: 5054642 (1991-10-01), Yoshida
patent: 5328045 (1994-07-01), Yoshida
patent: 5688544 (1997-11-01), Bolton et al.

Affiliated with

Also associated with

Rating

Device inserted into the sealed lids of metal packaging for... does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Device inserted into the sealed lids of metal packaging for..., we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Device inserted into the sealed lids of metal packaging for... will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-3551480