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    • 6. 发明授权
    • Wide open feature for reclosable bags
    • 可重新关闭袋的开放特征
    • US06827491B2
    • 2004-12-07
    • US10145000
    • 2002-05-14
    • James G. KohlEdward BerichDuane Piechocki
    • James G. KohlEdward BerichDuane Piechocki
    • B65D3316
    • B65D33/2541B65D33/007B65D33/2591
    • A reclosable plastic bag (10a, 10b) having a front wall (12) and a rear wall (14), opposed sides (16, 18) and an open top end (24) has a zipper (22) extending across the front and rear walls (12, 14) from side to side at the bag top. The zipper (22) includes first and second profiles (17, 19) having mating interlocking portions (26, 28). A camber inducing member (30, 32) is provided at the bag top on at least one of the profiles (17, 19) or the front and rear walls (12, 14) to urge the top end of the front wall (12) away from the top end of the rear wall (14) when the mating interlocking portions are disengaged from one another.
    • 具有前壁(12)和后壁(14)的可重新闭合的塑料袋(10a,10b),相对的侧面(16,18)和敞开的顶端(24)具有延伸穿过前部的拉链(22) 后壁(12,14)在袋顶部从一侧到另一侧。 拉链(22)包括具有配合互锁部分(26,28)的第一和第二轮廓(17,19)。 在所述型材(17,19)或所述前壁和后壁(12,14)中的至少一个上的所述袋顶部设置有弯曲诱导构件(30,32),以推动所述前壁(12)的顶端, 当配合互锁部分彼此脱离时,远离后壁(14)的顶端。