Bottles and jars – Closures – Frangible member or portion
Patent
1978-05-09
1979-06-05
Norton, Donald F.
Bottles and jars
Closures
Frangible member or portion
215307, 215329, 215365, B65D 4134
Patent
active
041571444
ABSTRACT:
Flask which is fitted with a closure which can be sealed in such a manner as to ensure sterility of its contents and which is characterized in that it is provided at its head part with a thread, preferably a round thread which is connected with a conical ring, and in that the corresponding closure cap has an inner thread so formed as to correspond on the flask, and in which the open end of the closing cap is provided with a recess into which the tamper-proof ring is pressed in.
REFERENCES:
patent: 3110411 (1963-11-01), Golde
patent: 3329295 (1967-07-01), Fields
patent: 3441161 (1969-04-01), Van Baarn
patent: 3937348 (1976-02-01), Guala
Schneider Hans
Weiler Herbert
Weyrich Ludwin
Behringwerke Aktiengesellschaft
Norton Donald F.
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