Receptacles – Closures – With closure opening arrangements for means
Patent
1991-12-23
1992-09-22
Marcus, Stephen
Receptacles
Closures
With closure opening arrangements for means
220212, 220267, 220277, 220257, 215228, B65D 1744
Patent
active
051489376
ABSTRACT:
A cap is disclosed, for use on a container having a neck defining an opening sealed by a protective foil that has to be removed when the container is used for the very first time. The cap comprises a top sized to close the opening and a peripheral skirt that projects from the top and is detachably connectable to the wall of the neck. The cap also comprises at least one and preferably two open slots made in the skirt, the slots extending at angle from the bottom edge of the slot and being wide engage to receive the wall of the neck. The slots make the skirt to define spikes that preferably are oppositely oriented for use by right-handed or left-handed persons to perforate and remove the protective foil sealing the neck of the container when the latter has to be opened for the very first time.
REFERENCES:
patent: 1517089 (1924-11-01), Moore
patent: 2009257 (1935-07-01), Goldberg
patent: 2131774 (1930-10-01), Waring
patent: 2131775 (1938-10-01), Waring
patent: 3390804 (1968-07-01), Morgan
patent: 4204604 (1980-05-01), Morin et al.
patent: 4634013 (1987-01-01), Bar-Kokhba
patent: 4696401 (1987-09-01), Wallace
patent: 4709822 (1987-12-01), Vataru
patent: 4747501 (1988-05-01), Greaves
Dero Enterprises Inc.
Marcus Stephen
Schwarz Paul A.
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