发明名称 Self locking cover/bottom for fibre drums
摘要 A self locking cover/bottom for a fibre drum includes substantially perpendicular projections with inwardly tapered portions which, when in registry with notched portions in the fibre shell sidewall, engage the notched portions (which can bend inwardly) such that an airtight seal can be formed for the drum. An optional feature is the provision of a channel in the bottom to accommodate a tine of a fork lift truck.
申请公布号 US4852792(A) 申请公布日期 1989.08.01
申请号 US19880163064 申请日期 1988.03.02
申请人 GREIF BROS. CORPORATION 发明人 HALE, JAMES A.
分类号 B29C65/58;B65D3/10 主分类号 B29C65/58
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