| 摘要 |
MULTIPLE OMEGA CLOSURES An interlocking closure fastening device comprising a first closure element having an omega-shaped profile portion, and a second complementary closure element having a plurality of omega-shaped profile portions spaced to interdigitate with the first closure element and occlude with the first closure element. The profile portion of the first closure element is made from a stiff resin material, and is attached to a base portion made from a flexible resin material. The second closure element is made from a stiff resin material. The base portions of the second closure element are spaced from each other and interconnected by a flexible connecting portion. The closure device is adapted for use with reclosable plastic freezer storage and cooking bags. |
