| 摘要 |
A flexible package for holding a fluid is disclosed. The flexible package includes a flexible body defining an inner cavity and a throat portion. It also includes a fluid filled or bubble closure disposed in the throat portion that is configured to seal the inner cavity and defines an interface area therein. A metering chamber is provided that permits fluid communication from the inner cavity to the metering chamber via the interface area. The fluid communication is facilitated by an increase in pressure in the inner cavity. A method of filling and dispensing contents or fluid from a flexible package is also disclosed. A method of forming a flexible package is further disclosed. Various bubble closures can be tubular, dome-shaped, hollow fluid-filled, solid, and the like.
|
