Reclosable Vacuum Storage Bag Having Flat Resealable Means

A bag comprising:

• a receptacle having an interior volume and a mouth, said receptacle comprising first and second walls having respective lower portions that bound said interior volume and respective upper portions that form said mouth;
• a zipper comprising first and second mutually interlocked zipper parts joined at opposite ends of said zipper and having a zipper chamber therebetween, said first zipper part being joined to said upper portion of said first wall in a first band-shaped zone of joinder, and said second zipper part being joined to said upper portion of said second wall in a second band-shaped zone of joinder;
• and
• a coating made of tacky material that covers a portion of one of said first and second zipper parts, said coating being exposed inside and extending the length of said zipper chamber,
• wherein said zipper comprises a multiplicity of holes disposed such that said zipper chamber is evacuated when said interior volume of said receptacle is evacuated, and a portion or portions of said zipper being sufficiently flexible that said coating contacts an opposing surface when said zipper chamber is evacuated.

A bag comprising:

• a receptacle having an interior volume and a mouth, said receptacle comprising first and second walls joined along first and second sides and along a bottom to form first through third seams respectively, one of said first and second sides and said bottom having an unseamed portion;
• first and second zipper parts respectively supported by said first and second walls at or in the vicinity of said mouth, said first zipper part comprising a first closure profile, said second zipper part comprising a second closure profile, and said first and second closure profiles being mutually interlockable to form a reclosable feature having open and closed states, said reclosable feature being airtight when in said closed state;
• and
• a flat valve disposed at said unseamed portion, said flat valve having open and closed states and being designed to remain closed when in said closed state to block the passage of air through said flat valve while said interior volume of said receptacle is evacuated, said flat valve in said open state allowing fluid communication between said interior volume of said receptacle and the ambient atmosphere outside said receptacle.