Safety stoppering device

Details Safety stoppering device Safety stoppering device

1977-03-14

1978-01-31

Hart, Ro E.

Bottles and jars

Closures

Frangible member or portion

220214, 220319, B65D 4134

Patent

active

040711579

ABSTRACT:
The invention pertains to a tamper-proof device for containers made of plastic materials provided with a threaded collar intended for fitting a screw cap, characterized by the fact that it comprises a rupturable platelet intended to be fitted between the container and the cap, around the collar, said platelet comprising at least one locking tooth for the purpose of being engaged by at least one tooth borne for this purpose by aforesaid cap.

REFERENCES:
patent: 2255570 (1941-09-01), Rehfeld
patent: 3504818 (1970-04-01), Crisci
patent: 3967745 (1976-07-01), Julian

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