发明名称 Tear-off container closure
摘要 A tear-off container closure, such as a cap for sealing bottles, has an upper covering panel, a cylindrical cap skirt, a tear-off strip defined by score lines in the covering plate and cap skirt. The strip continues as (a) a tongue protruding outside the cap skirt and (b) a pulling member joined to the tongue of the tear-off strip. The pulling member includes a connecting portion, made of plastic. This connecting portion is joined to the tongue of the tear-off strip to form a joint between tongue and connecting portion which joint is resistant to tensile and torsional stress. The outwardly directed side of the joint is also provided with a protruding spacer, the upper operative surface of which is spaced from the root of the tongue by a distance substantially less than the height of the cap skirt.
申请公布号 US4768667(A) 申请公布日期 1988.09.06
申请号 US19870119103 申请日期 1987.11.10
申请人 WICANDERS CLOSURES AG 发明人 MAGNUSSON, SVEN-AKE
分类号 B65D41/32;B65D41/40;B65D41/42;B65D41/48;(IPC1-7):B65D41/42 主分类号 B65D41/32
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