Tamper evident closure
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United States of America Patent
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-
Nov 19, 1991
Grant Date -
N/A
app pub date -
Sep 17, 1990
filing date -
Sep 17, 1990
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A tamper evident, unitary, plastic overcap adapted to be placed over a container neck flange, which neck flange has, adjacent its outboard end, a radially outwardly protruding annular ridge. The overcap comprises a relatively thin, flat, round, end wall having extending axially inboard therefrom an a cylindrical skirt with a plurality of circumferentally spaced, integral projections extending radially inward from an inboard portion of said skirt and adapted to underlie a container neck flange ridge, so that said overcap cannot be removed from a container neck flange without at least partial destruction of said overcap.
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