Tamperproof breakaway port

Details Tamperproof breakaway port Tamperproof breakaway port

1976-03-11

1976-11-30

Hall, George T.

Receptacles

Closures

With closure opening arrangements for means

128214D, 128272, 215249, 222541, B65D 4132

Patent

active

039944123

ABSTRACT:
An easy tear-open or breakaway port for a container wherein the breakaway line is provided by a preweakened portion having a reduced wall section with the width varying in a uniform and progressive manner from a minimum width to a maximum one. The breakaway feature is readily adaptable to plastic containers and can be utilized in conjunction with a handle or gripping member to facilitate the tearing along the preweakened portion.

REFERENCES:
patent: 3509879 (1970-05-01), Bathish et al.
patent: 3858739 (1975-01-01), Turner et al.

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