Disposable bag apparatus and method

Flexible bags – With integral funnel

Patent

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Details

383 44, 383 84, 383907, B65D 3028, B65D 3320

Patent

active

050569325

ABSTRACT:
This invention is a disposable bag having a foldable funnel mounted in the throat of the bag. The bag has a convergent, upwardly tapered neck toward the mouth of the bag. The mouth and a portion of the neck are inverted inside the bag where it forms a reflux valve below the funnel. One side of the funnel includes an upwardly extending closure that can be folded across the funnel into sealing engagement with the other side of the funnel.

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