초록 ▼

A reclosable vacuum storage bag that can be hermetically sealed by flat resealable means that extend across the full width of the bag. The flat resealable means are designed to provide a barrier to prevent ambient air from leaking into the evacuated interior volume of the bag. The storage bag is als

A reclosable vacuum storage bag that can be hermetically sealed by flat resealable means that extend across the full width of the bag. The flat resealable means are designed to provide a barrier to prevent ambient air from leaking into the evacuated interior volume of the bag. The storage bag is also provided with a plastic zipper. The flat resealable means can be arranged on the product side of the zipper, on the user side of the zipper, or in between two zippers installed in the storage bag.

대표청구항 ▼

1. A bag comprising: a receptacle having an interior volume and a mouth, said receptacle comprising first and second walls made of flexible material, said first and second walls being joined to each other along first and second side edges thereof to form first and second side seams and being joined

1. A bag comprising: a receptacle having an interior volume and a mouth, said receptacle comprising first and second walls made of flexible material, said first and second walls being joined to each other along first and second side edges thereof to form first and second side seams and being joined or connected to each other along a bottom of said receptacle;a first zipper made of plastic material and installed in said mouth, said first zipper comprising first and second mutually interlockable zipper parts joined to each other at opposite ends of said first zipper;a first web of film comprising a first longitudinal portion joined to a first band-shaped zone of said first wall, and first and second ends incorporated in said first and second side seams, respectively, said first band-shaped zone of said first wall being disposed between said bottom edge of said receptacle and said first zipper; anda second web of film comprising a first longitudinal portion joined to a first band-shaped zone of said second wall, and first and second ends incorporated in said first and second side seams, respectively, said first band-shaped zone of said second wall being disposed between said bottom edge of said receptacle and said first zipper,wherein respective unattached portions of the first and second webs come into contact continuously from said first side seam to said second side seam when said interior volume is evacuated, andwherein said first web further comprises a second longitudinal portion joined to a second band-shaped zone of said first wall so that said first web is joined to said first wall along its entire perimeter, and said first wall has at least one hole located within said perimeter of said first web, and said second web further comprises a second longitudinal portion joined to a second band-shaped zone of said second wall so that said second web is joined to said second wall along its entire perimeter, and said second wall has at least one hole located within said perimeter of said second web. 2. The bag as recited in claim 1, further comprising a second zipper made of plastic material, said second zipper comprising first and second mutually interlockable zipper parts joined to each other at opposite ends of said second zipper, said first zipper part of said second zipper being joined to said first longitudinal portion of said first web and said second zipper part of said second zipper being joined to said first longitudinal portion of said second web, and wherein said first zipper part of said first zipper is joined to said second longitudinal portion of said first web and said second zipper part of said first zipper is joined to said second longitudinal portion of said second web. 3. The bag as recited in claim 1, further comprising a valve assembly installed in a hole in said first wall for evacuating air from said interior volume. 4. The bag as recited in claim 1, wherein said film has the property that it adheres to itself and to non-adherent surfaces. 5. A bag comprising: a receptacle having an interior volume and a mouth, said receptacle comprising first and second walls made of flexible material, said first and second walls being joined to each other along first and second side edges thereof to form first and second side seams and being joined or connected to each other along a bottom of said receptacle;a first zipper made of plastic material and installed in said mouth, said first zipper comprising first and second mutually interlockable zipper parts joined to each other at opposite ends of said first zipper;a first web of film comprising a first longitudinal portion joined to a first band-shaped zone of said first wall, and first and second ends incorporated in said first and second side seams, respectively, said first band-shaped zone of said first wall being disposed between said bottom edge of said receptacle and said first zipper;a second web of film comprising a first longitudinal portion joined to a first band-shaped zone of said second wall, and first and second ends incorporated in said first and second side seams, respectively, said first band-shaped zone of said second wall being disposed between said bottom edge of said receptacle and said first zipper; anda second zipper made of plastic material, said second zipper comprising first and second mutually interlockable zipper parts joined to each other at opposite ends of said second zipper, said first zipper part of said second zipper being joined to said first longitudinal portion of said first web and said second zipper part of said second zipper being joined to said first longitudinal portion of said second web,wherein respective unattached portions of the first and second webs come into contact continuously from said first side seam to said second side seam when said interior volume is evacuated. 6. A bag comprising: a receptacle having an interior volume and a mouth, said receptacle comprising first and second walls made of flexible material, said first and second walls being joined to each other along first and second side edges thereof to form first and second side seams and being joined or connected to each other along a bottom of said receptacle;a first zipper made of plastic material and installed in said mouth, said first zipper comprising first and second mutually interlockable zipper parts joined to each other at opposite ends of said first zipper;a first web of film comprising a first longitudinal portion joined to a first band-shaped zone of said first wall, and first and second ends incorporated in said first and second side seams, respectively, said first band-shaped zone of said first wall being disposed between said bottom edge of said receptacle and said first zipper;a second web of film comprising a first longitudinal portion joined to a first band-shaped zone of said second wall, and first and second ends incorporated in said first and second side seams, respectively, said first band-shaped zone of said second wall being disposed between said bottom edge of said receptacle and said first zipper; anda second zipper made of plastic material and comprising first and second mutually interlockable zipper parts joined to each other at opposite ends of said second zipper and joined to said first longitudinal portions of said first and second webs respectively, said first and second zippers being generally parallel and separated by a distance,wherein unattached portions of the first and second webs within their respective perimeters come into contact continuously from said first side seam to said second side seam when said interior volume is evacuated. 7. The bag as recited in claim 6, wherein said first web further comprises a second longitudinal portion joined to a second band-shaped zone of said first wall so that said first web is joined to said first wall along its entire perimeter; said first wall has at least one hole located within said perimeter of said first web; said second web further comprises a second longitudinal portion joined to a second band-shaped zone of said second wall so that said second web is joined to said second wall along its entire perimeter; said second wall has at least one hole located within said perimeter of said second web; and said first zipper part of said first zipper is joined to said second longitudinal portion of said first web and said second zipper part of said first zipper is joined to said second longitudinal portion of said second web. 8. The bag as recited in claim 6, further comprising a valve assembly installed in a hole in said first wall for evacuating air from said interior volume. 9. The bag as recited in claim 6, wherein said film has the property that it adheres to itself and to non-adherent surfaces. 10. A bag comprising: a receptacle having an interior volume and a mouth, said receptacle comprising first and second walls made of flexible material, said first and second walls being joined to each other along first and second side edges thereof to form first and second side seams and being joined or connected to each other along a bottom of said receptacle;a dual zipper comprising first and second mutually interlocked zipper parts joined at opposite ends of said zipper, said first zipper part comprising a first base strip and first and second closure profiles projecting from one side of said first base strip, said first and second closure profiles being parallel to and spaced apart from each other, and said second zipper part comprising a second base strip and third and fourth closure profiles projecting from one side of said second base strip, said third and fourth closure profiles being parallel to and spaced apart from each other and respectively interlockable with said first and second closure profiles to form first and second closures, wherein said first base strip is joined to said first wall in a first band-shaped zone of joinder, and said second base strip is joined to said second wall in a second band-shaped zone of joinder;a first web of film joined to said first base strip along a perimeter of said first web, said first web comprising first and second longitudinal portions joined to first and second band-shaped zones of said first base strip, respectively, and first and second ends incorporated in said respective joined zipper ends, said first and second band-shaped zones being disposed at different elevations within said dual zipper; anda second web of film joined to said second wall along a perimeter of said second web, said second web comprising third and fourth longitudinal portions joined to third and fourth band-shaped zones of said second base strip, respectively, and third and fourth ends incorporated in said respective joined zipper ends, said third and fourth band-shaped zones being disposed at different elevations within said dual zipper;wherein said second closure is disposed between said receptacle bottom and said first closure, and at least one of said second and fourth closure profiles has at least one evacuation hole, andfurther wherein unattached portions of the first and second webs within their respective perimeters come into contact continuously from said first side seam to said second side seam when said interior volume is evacuated via said at least one evacuation hole. 11. The bag as recited in claim 10, further comprising a valve assembly installed in a hole in said first wall for evacuating air from said interior volume. 12. The bag as recited in claim 10, wherein said film has the property that it adheres to itself and to non-adherent surfaces.