초록 ▼

A closure for closing the open end of a container having contents therein which dissociate a gas therefrom. The closure is adapted to provide an opening for access to the contents. The opening is adapted for a snap assembly with a plastic cap to effect a substantially gas-tight seal of the opening u

A closure for closing the open end of a container having contents therein which dissociate a gas therefrom. The closure is adapted to provide an opening for access to the contents. The opening is adapted for a snap assembly with a plastic cap to effect a substantially gas-tight seal of the opening under high pressures to enable resealing of the container after dispensing a portion of the contents.

대표청구항 ▼

A method of making an end closure for a container comprising the steps of: providing a metal blank having an end wall and means for attaching the end wall to the open mouth of a container; forming an upwardly projecting spout having a sidewall and an end wall in the end wall of the blank: coining a

A method of making an end closure for a container comprising the steps of: providing a metal blank having an end wall and means for attaching the end wall to the open mouth of a container; forming an upwardly projecting spout having a sidewall and an end wall in the end wall of the blank: coining a marginal portion of the end wall around the periphery of the spout to extrude metal outwardly to form a continuous lip on the spout, with the lip having a top wall, a bottom wall, and an outwardly arcuate wall connecting the top and bottom walls.