Special receptacle or package – Structural features for vertical stacking – i.e. – similar... – Closure structure specified for stacking
Patent
1991-04-08
1992-09-01
Moy, Joseph Man-Fu
Special receptacle or package
Structural features for vertical stacking, i.e., similar...
Closure structure specified for stacking
220306, B65D 4116
Patent
active
051432196
ABSTRACT:
A stackable container includes a continuous sidewall interconnecting a lip means and the bottom along with a lid for engaging the lip and for covering an open end of the stackable container. An elastic seal is provided between the lid and the lip when the lip is engaged by the lid and an interior shelf limits pressure applied to the plastic seal during stacking of the containers to prevent setting thereof.
REFERENCES:
patent: 3516571 (1970-06-01), Roper et al.
patent: 4034886 (1977-07-01), Galer
patent: 4420093 (1983-12-01), Von Holdt
patent: 4512493 (1985-04-01), Von Holdt
patent: 4782976 (1988-11-01), Kenyon, 2nd
patent: 4928839 (1990-05-01), Kruelskie
Hackler Walter A.
Man-Fu Moy Joseph
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