Patent US10829280

Compostable single-use beverage container and associated mechanism for sealing the container
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US10829280

1. A beverage container, comprising: (3) (5)

an outer shell comprising a locking tab;

a beverage bag within the outer shell, the beverage bag comprising a top opening;

a mechanical sealing ring comprising a first portion located within the beverage bag and a second portion protruding outside of the top opening of the beverage bag, the second portion comprising a first locking ring;

a vertically-oriented closure shoulder comprising a second locking ring and a protrusion comprising a horizontally-extending surface, wherein the second locking ring is engaged with the first locking ring to clamp between them a portion of the beverage bag surrounding the top opening of the beverage bag and the locking tab is engaged approximately perpendicularly with the horizontally-extending surface of the protrusion to prevent the closure shoulder from being removed from the outer shell; and

a cap secured to the closure shoulder.

2. The beverage container of claim 1, wherein the outer shell further comprises a bottom flap comprising a notch engaged with a side wall of the outer shell. (2) (0)

3. The beverage container of claim 1, wherein the beverage container is shaped to receive a second beverage container of the same design in a nested configuration. (0)

4. The beverage container of claim 1, wherein the beverage container is compostable. (1) (0)

7. A method of assembling a beverage container, comprising: (2) (6)

placing a mechanical sealing ring in a bag through a first opening in the bottom of the bag;

moving a portion of the mechanical sealing ring through a second opening in the top of the bag;

engaging a first locking ring on the mechanical sealing ring with a second locking ring in a closure shoulder, the mechanical sealing ring and the closure shoulder clamping between them a portion of the bag around the second opening;

sealing the first opening in the bottom of the bag;

securing a cap to the closure shoulder; and

placing an outer shell around the bag.

8. The method of claim 7, wherein the closure shoulder comprises a protrusion and the outer shell comprises a locking tab, the method further comprising: (0) (1)

9. The method of claim 7 further comprising: (1) (1)

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Patent US10829280

Compostable single-use beverage container and associated mechanism for sealing the container

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