IPC분류정보
국가/구분 |
United States(US) Patent
등록
|
국제특허분류(IPC7판) |
|
출원번호 |
US-0823261
(2004-04-13)
|
발명자
/ 주소 |
- Shah,Ketan N.
- Nurkiewicz,Kenneth S.
- McCree,John O.
- Winiarski,Peggy B.
|
출원인 / 주소 |
- S.C. Johnson Home Storage, Inc.
|
인용정보 |
피인용 횟수 :
19 인용 특허 :
42 |
초록
▼
A recloseable storage bag is disclosed which may include first and second sides having closed sides and an open top. Primary closure members may be provided proximate the top, with a secondary closure element being provided in one of the sides to enable gas to be evacuated from the bag after the pri
A recloseable storage bag is disclosed which may include first and second sides having closed sides and an open top. Primary closure members may be provided proximate the top, with a secondary closure element being provided in one of the sides to enable gas to be evacuated from the bag after the primary closure members are closed. The secondary closure member may further include the ability to prevent liquid from exiting the bag therethrough.
대표청구항
▼
What is claimed is: 1. A reclosable storage bag, comprising: a first side having a bottom edge, left edge, right edge, and top edge: a second side having a bottom edge, left edge, right edge, and top edge, the bottom edges of the first and second sides being attached, the left edges of the first an
What is claimed is: 1. A reclosable storage bag, comprising: a first side having a bottom edge, left edge, right edge, and top edge: a second side having a bottom edge, left edge, right edge, and top edge, the bottom edges of the first and second sides being attached, the left edges of the first and second sides being attached, and the right edges of the first and second sides being attached; primary closure members provided proximate the top edges of the first and second sides; an aperture in at least one of the first and second sides; and a secondary closure element associated with the aperture, the secondary closure element being impervious to the passage of liquid, the secondary closure element including a layer of liquid sensitive material sandwiched between first and second layers of porous material, the layer of liquid sensitive material having a first state when not exposed to liquid which allows gas flow from the first layer of porous material to the second layer of liquid sensitive material, and a second state when exposed to liquid that prevents liquid flow film the first layer of porous material to the second layer of porous material. 2. The storage bag of claim 1, wherein the liquid sensitive material is an adhesive layer. 3. The storage bag of claim 2, wherein the adhesive layer is perforated. 4. The storage bag of claim 1, wherein the porous material is manufactured of foam. 5. The storage bag of claim 4, wherein the foam is manufactured from polyethylene. 6. The storage bag of claim 5, wherein the polyethylene is manufactured to have an open cell structure. 7. The storage bag of claim 5, wherein the polyethylene is manufactured to have a closed cell structure and is subsequently punctured to form an open cell structure. 8. The storage bag of claim 1, wherein the porous material is made of non-woven polyethylene. 9. The storage bag of claim 8, wherein the non-woven polyethylene is made of one of spun bond, melt blown, and spun bond-melt blown-spun bond polyethylene. 10. The storage bag of claim 8, wherein the non-woven polyethylene has a basis weight in the range of 0.1 OSY to 50 OSY. 11. The storage bag of claim 1, wherein the liquid sensitive material is selected from a group of materials consisting of polyvinyl alcohol, cellulose, and water sensitive gums. 12. The storage bag of claim 11, wherein the water sensitive gum is guar gum.
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