Cold Pack and Storage Container for Perishables

Abstract

A heat sealed cold pack with a plurality of broken boarder pockets for both holding a substance with a high heat of fusion, such as gel refrigerant consistently throughout the cold pack and allowing the gel refrigerant to migrate throughout the gel pack. The volume of each pocket is variable in response to flexibility and cooling capacity. A two container system that integrates the cold pack.

What is claimed: 
     
         1 . A cold pack comprising
 A sack with a first sheet, a second sheet, each sheet having an outer perimeter, the sack having a first edge, a second edge, a top edge and a bottom edge, the first sheet and second sheet are substantially the same size, and shape, the first and second sheet are sealed together along the outer perimeter of each sheet whereby a water tight sack is formed;   A plurality of pockets integral to the sack, the first sheet and the second sheet are fused together at one or more points whereby resulting in pockets, each pocket having a fused perimeter portion and an unfused perimeter portion whereby a broken line boarder bounds each pocket;   A substance with a high heat of fusion fills the sack including each pocket whereby each pocket holds a substantially equal amount of the substance according to the pockets relative size and the substance with a high heat of fusion is substantially uniformly distributed throughout the plurality of pockets.   
     
     
         2 . A cold pack according to  claim 1 , wherein the top edge and the bottom edge are arc shaped, each having a substantially consistent radius, the bottom edge is of a smaller radius than the top edge, the first edge and the second edge are heat sealed together whereby the sack forms a bowl shape. 
     
     
         3 . A cold pack according to  claim 1 , further comprising a plurality of elongated chambers integral to the sack and located at the bottom edge of the sack, the chambers are created by elongated cutouts starting at the bottom edge of the sack and extending toward the top edge of the sack, whereby the bottom portion of the sack decreases and flexes in diameter under pressure, the perimeter of the elongated chamber is heat sealed whereby the chambers are for holding the substance with the high heat of fusion. 
     
     
         4 . A cold pack according to  claim 3 , wherein the substance with a high heat of fusion fills the sack including each elongated chamber. 
     
     
         5 . A cold pack according to  claim 1 , wherein the sack is a heat sealed plastic sack. 
     
     
         6 . A cold pack according to  claim 1 , wherein each pocket of the plurality of pockets are uniformly distributed across the sack. 
     
     
         7 . A cold pack according to  claim 1 , wherein each whole pocket of the plurality of pockets is shaped substantially like a hexagon. 
     
     
         8 . A cold pack according to  claim 1 , wherein each whole pocket of the plurality of pockets is shaped substantially like a triangle. 
     
     
         9 . A cold pack according to  claim 1 , wherein each whole pocket of the plurality of pockets is shaped substantially like a square. 
     
     
         10 . A cold pack according to  claim 1 , wherein each whole pocket of the plurality of pockets is shaped substantially like a circle. 
     
     
         11 . A cold pack according to  claim 1 , further comprising a sealed opening, whereby the substance with a high heat of fusion is inserted and sealed into the sack. 
     
     
         12 . A cold pack according to  claim 1 , wherein each whole pocket of the plurality of pockets is substantially the same size. 
     
     
         13 . A cold pack according to  claim 1 , wherein the cold pack forms a shape to fit the curve of body part such as a head, elbow, knee, or foot, further comprising one or more straps for holding the cold pack to a body parts for hands free heat exchange. 
     
     
         14 . A cold pack according to  claim 13 , wherein each pocket has one or more different volumetric capacities for the substance. 
     
     
         15 . A cold pack according to  claim 1 , further comprising one or more seams. 
     
     
         16 . A cold pack according to  claim 1 , wherein the substance with a high heat of fusion is a gel refrigerant. 
     
     
         17 . A storage container comprising
 An outer container with an interior surface, an exterior surface, an open top and a base;   An inner container with an interior surface, an exterior surface, an open top and a base, the inner container is substantially the same shape as the outer container and having a volume smaller than the outer container such that it fits in the outer container;   One or more spacers connecting the inner container with the outer container whereby forming a substantially uniform space between the interior surface of the outer container and exterior surface of the inner container;   A cold pack for fitting within the space between the inner surface and the outer surface such that the cold pack substantially fills the space, with a portion to accommodate the one or more spacers.   
     
     
         18 . A storage container according to  claim 17 , wherein the spacer comprises one or more female portions and one or more male portions, the female portion is integral to the interior surface of the outer container base and the male portion is integral the exterior surface of the inner container base (element 1), the female portion and male portion are of substantially the same height whereby the female portion fits within the male portion. 
     
     
         19 . A storage container according to  claim 17 , wherein the one or more spacers is integral to the interior surface of the outer container and integral the exterior surface of the inner container. 
     
     
         20 . A storage container according to  claim 17 , wherein the spacer comprises a female portion and a male portion, the male portion is integral to the interior surface of the outer container base and the female portion is integral the exterior surface of the inner container base, the female portion and male portion are of substantially the same height, whereby the female portion fits within the male portion. 
     
     
         21 . A storage container according to  claim 17 , wherein the inner container is stacked in the outer container, supported by the one or more spacers, such that the inner container base is substantially parallel to the outer container base, the outer container open top is in substantially the same plane as the inner container open top, and the inner container exterior surface and outer container interior surface have substantially the same slope. 
     
     
         22 . A storage container according to  claim 17 , wherein the outer container and inner container are both substantially square shaped. 
     
     
         23 . A storage container according to  claim 17 , wherein the outer container and inner container are both substantially rectangle shaped. 
     
     
         24 . A storage container according to  claim 17 , wherein the outer container and inner container are both substantially bowl shaped. 
     
     
         25 . A storage container according to  claim 17 , wherein the outer container and inner container are both substantially cylinder shaped. 
     
     
         26 . A storage container according to  claim 17 , further comprising a lid having a first side and a second side, and a chamber containing a substance with a high heat of fusion, the outer rim of the second side rests on the outer rim of the inner container opening. 
     
     
         27 . A storage container according to  claim 17 , wherein the first side of the lid is raised for allowing the substance with the high heat of fusion expansion space, and the first side further comprises an opening and closure cap whereby the chamber is filled with and emptied of the substance with a high heat of fusion. 
     
     
         28 . A storage container according to  claim 17 , wherein the cold pack further comprises
 A sack with a first sheet, a second sheet, each sheet having an outer perimeter, the sack having first edge, a second edge, a top edge and a bottom edge, the first sheet and second sheet are substantially the same size, and shape, the first and second sheet are sealed together along the outer perimeter of each sheet whereby a water tight sack is formed;   A plurality of pockets integral to the sack, the first sheet and the second sheet are fused together at one or more points whereby resulting in pockets, each pocket having a fused perimeter portion and an unfused perimeter portion whereby a broken line boarder bounds each pocket;   A substance with a high heat of fusion fills the sack including each pocket whereby each pocket holds a substantially equal amount of the substance according to the pockets relative size and the substance with a high heat of fusion is substantially uniformly distributed throughout the plurality of pockets.   
     
     
         29 . A storage container according to  claim 28 , wherein the top edge and the bottom edge are arc shaped, each having a substantially consistent radius, the bottom edge is of a smaller radius than the top edge, the first edge and the second edge are heat sealed together whereby the sack forms a bowl shape. 
     
     
         30 . A storage container according to  claim 28 , further comprising a plurality of elongated chambers integral to the sack and located at the bottom edge of the sack, the chambers are created by elongated cutouts starting at the bottom edge of the sack and extending toward the top edge of the sack, whereby the bottom portion of the sack decreases and flexes in diameter under pressure, the perimeter of the elongated chambers are heat sealed whereby the chambers are for holding the substance with the high heat of fusion. 
     
     
         31 . A storage container according to  claim 28 , wherein the substance with a high heat of fusion fills the sack including each elongated chamber. 
     
     
         32 . A storage container according to  claim 28 , wherein the sack is a heat sealed plastic sack. 
     
     
         33 . A storage container according to  claim 28 , wherein each pocket of the plurality of pockets are uniformly distributed across the sack. 
     
     
         34 . A storage container according to  claim 28 , wherein each whole pocket of the plurality of pockets is shaped substantially like a hexagon. 
     
     
         35 . A storage container according to  claim 28 , wherein each whole pocket of the plurality of pockets is shaped substantially like a triangle. 
     
     
         36 . A storage container according to  claim 28 , wherein each whole pocket of the plurality of pockets is shaped substantially like a square. 
     
     
         37 . A storage container according to  claim 28 , wherein each whole pocket of the plurality of pockets is shaped substantially like a circle. 
     
     
         38 . A storage container according to  claim 28 , further comprising a sealed opening on the cold pack, whereby the substance with a high heat of fusion is inserted and sealed into the sack. 
     
     
         39 . A storage container according to  claim 28 , wherein each whole pocket of the plurality of pockets is substantially the same size. 
     
     
         40 . A storage container according to  claim 28 , further comprising one or more seams forming an open top box with 5 sides and 8 seams, and one or more breaks to accommodate the one or more spacers. 
     
     
         41 . A storage container according to  claim 28 , wherein the substance with a high heat of fusion is a gel refrigerant.