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US 11,919,668 B2Granted
Method and apparatus for eliminating oxygen in the filling of a flexible bag with a beverage
AssigneeTorr Industries, Inc.
InventorTimothy E. Orr
Life of this patent
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Abstract
Method and apparatus for eliminating oxygen in the filling of a flexible bag with a beverage utilizing sources of inert gas, vacuum, and beverage. A filling head regulates the injection of inert gas and applies a vacuum to the flexible bag the bag spout. The bag spout is separately rinsed of oxygen prior to recapping the same on the flexible bag.
Claims1
A method of eliminating oxygen in the filling of an air filled flexible bag with a beverage through a bag spout having a placed closure cap, comprising:
- providing a flexible bag closer pad, a source of inert gas, and a source of vacuum;
- sealing the flexible bag against a portion of the bag spout by movement of said flexible bag closer pad;
- removing the closure cap from the bag spout;
- providing a vacuum to the bag spout from said source of vacuum;
- unsealing the flexible bag against a portion of the bag spout by movement of said flexible bag closer pad to allow said vacuum to remove air from the flexible bag;
- resealing the flexible bag against a portion of the bag spout by movement of said flexible bag closer pad;
- providing inert gas to the bag spout from said source of inert gas;
- unsealing the flexible bag against a portion of the bag spout by movement of said flexible bag closer pad;
- filling the flexible bag with the beverage;
- providing inert gas to the bag spout from said source of inert gas;
- resealing the flexible bag against a portion of the bag spout;
- providing a vacuum from said source of vacuum to the bag spout;
- and
- applying inert gas from said source of inert gas to the closure cap and placing the closure cap in the bag spout.
11 more elements
Dependencies are inferred from the claim text.