发明名称 Tray with reinforced corners
摘要 A collapsible tray is formed from a single blank of cut and scored foldable material and comprises a generally rectangular bottom panel, side walls extending from opposite sides of the bottom panel and end walls extending from opposite ends of the bottom panel. Corner connecting flaps are provided at each end of the side walls and abbreviated top panels are foldably attached to the upper edges of the side walls. The top panels also include corner reinforcing flaps located at each respective end. The corner connecting flaps are adhered to the inner surfaces of the end walls at each corner and the corner reinforcing flaps are folded downward inside the tray to overlap the corner connecting flaps. The corner reinforcing flaps are retained in place when tabs included on the ends thereof are inserted in slots provided in the bottom panel and with the aid of additional locking tabs provided on the corner connecting flaps which are accessed by openings provided in the end walls.
申请公布号 US4702409(A) 申请公布日期 1987.10.27
申请号 US19860884095 申请日期 1986.07.10
申请人 WESTVACO CORPORATION 发明人 OSBORNE, EDWARD L.
分类号 B65D5/00;B65D5/36;(IPC1-7):B65D5/30 主分类号 B65D5/00
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