发明名称 Tubular bag with ventilation bands and method of making
摘要 A specialty bag is formed from a circular loom adapted with a unique mechanism of the current invention such that the resulting woven tubular sheet contains at least one venting band extending along the length of the tubular sheet. The tubular sheet is then cut into individual bag segments. The individual bag segments are sewn together along their bottom edge to form the final bag having at least one venting band for the proper venting of the enclosed items.
申请公布号 US6408893(B1) 申请公布日期 2002.06.25
申请号 US20010939336 申请日期 2001.08.24
申请人 EAGLE BAG CORPORATION 发明人 WANG CHING-LIN
分类号 D03D3/02;(IPC1-7):D03D41/00 主分类号 D03D3/02
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