Special receptacle or package – Structural features for vertical stacking – i.e. – similar... – Having vertical projecting element or recess for interlock
Patent
1990-12-21
1991-08-06
Marcus, Stephen
Special receptacle or package
Structural features for vertical stacking, i.e., similar...
Having vertical projecting element or recess for interlock
206600, 206386, 22911707, B65D 532
Patent
active
050369792
ABSTRACT:
A collapsible container foldable between an open position for receiving and containing goods and a closed position for storage has a pair of end walls pivotable about an upper scoreline to a position permitting a pair of side walls to be collapsed accordion fashion. The end walls have vertical posts and the end walls and side walls are fastened together by connector means having a post segment slideably retained therein. The post and post segments act as support columns. Other containers may be stacked thereon both in the open and collapsed condition.
REFERENCES:
patent: 3294306 (1966-12-01), Areddy
patent: 3406893 (1968-10-01), Swane
patent: 4373637 (1983-02-01), Shippell
patent: 4660724 (1987-04-01), Gaynes
patent: 4809851 (1989-03-01), Oestreich, Jr. et al.
patent: 4949898 (1990-08-01), Nederveld
Marcus Stephen
McDonald C.
LandOfFree
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