Back to results
US 6,067,803 AGranted
Cooling pouch
OwnerHenry Garnet Wolsey, Althea Wolseyinventors
Life of this patent
Estimating the term…
Abstract
A portable flexible cooling pouch for cooling and storing vials containing medication. The pouch comprises opposed web members made of a water permeable material which are connected at the edges thereof. At least one of the web members comprises a plurality of compartments which contain a water-absorbent granular material.
Claims57
A portable pouch for cooling and storing vials and the like, said pouch comprising:
- (a) a first web member of water permeable material;
- (b) a second web member of water permeable material;
- (c) hinge means connecting an edge of said first web member, directly or indirectly, to said second web member;
- (d) fastening means for fastening remaining edges of said first web member to said second web member, wherein at least one of said web members includes a plurality of compartments each containing water-absorbent granular material and said hinge means is free of such compartments.
1 more element
A portable flexible pouch for cooling and storing vials, said pouch comprising:
- (a) a double-skinned textile web member of water permeable material, said web member including a first double-skinned web portion interconnected, directly or indirectly, via a hinge portion at an edge thereof to a second double-skinned web portion;
- and,
- (b) fastening means for fastening remaining edges of said first web portion to said second portion,
- wherein at least one of said web portions includes a plurality of compartments, each of said compartments containing a water-absorbent granular polymeric material capable of alternately absorbing water and desorbing water upon drying out, said polymeric material having a transition between respective hydrated forms at, or close to, ambient temperature, with said hinge portion being free of said compartments containing said polymeric material and defined by a row of stitches, and said plurality of compartments being separated from one another by stitches, said stitches containing respective skins of said double-skinned textile member.
1 more element
A method for storing medicine, comprising the steps of:
- treating a first double-skinned web portion and a second double-skinned web portion of a portable flexible pouch, said pouch comprising:
- (a) a double-skinned textile web member of water permeable material, said web member including a first double-skinned web portion interconnected, directly or indirectly, via a hinge portion at an edge thereof to a second double-skinned web portion;
- and,
- (b) fastening means for fastening remaining edges of said first web portion to said second portion,
- wherein at least one of said web portions includes a plurality of compartments, each of said compartments containing a water-absorbent granular polymeric material capable of alternately absorbing water and desorbing water upon drying out, said polymeric material having a transition between respective hydrated forms at, or close to, ambient temperature, with said hinge portion being free of said compartments containing said polymeric material and defined by a row of stitches, and said plurality of compartments being separated from one another by stitches, said stitches containing respective skins of said double-skinned textile member,
- with cold water for causing swelling of said water-absorbent granular polymeric material within said plurality of compartments;
- and,
- disposing said medicine within said pouch while said plurality of compartments contain the swollen water-absorbent granular polymeric material.
5 more elements
Dependencies are inferred from the claim text.