초록 ▼

A locking closure for disposable containers includes an annular wall structure defining a container opening and including a radially outwardly extending annular locking ridge with a closure defined by a generally flat circular disc having an axially extending peripheral skirt with an inwardly extend

A locking closure for disposable containers includes an annular wall structure defining a container opening and including a radially outwardly extending annular locking ridge with a closure defined by a generally flat circular disc having an axially extending peripheral skirt with an inwardly extending annular locking ridge for forceably extending over and lockingly engaging the outwardly extending annular locking ridge.

대표청구항 ▼

A permanent locking closure structure for a container, comprising: annular wall structure defining an opening for a container, said wall structure having a stepped outer diameter defining a generally tubular neck, and end portion defining a circular opening and having a first outer diameter, an adja

A permanent locking closure structure for a container, comprising: annular wall structure defining an opening for a container, said wall structure having a stepped outer diameter defining a generally tubular neck, and end portion defining a circular opening and having a first outer diameter, an adjacent sleeve portion defining a second outer diameter greater than said first diameter, and a radial annular shoulder separating said end portion and said sleeve portion, said end portion including a radially outwardly extending annular locking ridge, a non-removable closure defined by a generally flat circular disk having an axially extending peripheral skirt, a radially inwardly extending annular locking ridge on the interior of said skirt for forceably enaging over said outwardly extending annular locking ridge, said skirt having a radial annular face for tight engagement with said shoulder, and an outer diameter equal to or less than said second outer diameter.