Special receptacle or package – Structural features for vertical stacking – i.e. – similar... – Having vertical projecting element or recess for interlock
Patent
1989-03-27
1991-02-12
Sewell, Paul T.
Special receptacle or package
Structural features for vertical stacking, i.e., similar...
Having vertical projecting element or recess for interlock
206512, 206557, B65D 2102
Patent
active
049917188
ABSTRACT:
A rectangular starch tray having a flat base with an upstanding peripheral wall comprising side walls and end walls, the end walls having downwardly projecting portions cut away over the central region thereof to provide corner feet, the upstanding portions of the end walls each being shaped with a recess having a sloping bottom surface and the feet having downward projections which locate into the end regions of the recess when trays are stacked, thereby to minimize relative sliding movement between the stacked trays.
REFERENCES:
patent: 814178 (1906-03-01), Waters
patent: 2246448 (1941-06-01), Mahan, Jr.
patent: 2443341 (1945-03-01), Butler
patent: 2822106 (1958-02-01), Fabian et al.
patent: 3907111 (1975-09-01), Levenhagen
patent: 4226192 (1980-10-01), Myers
patent: 4441615 (1984-04-01), Goodrich
patent: 4591065 (1986-05-01), Foy
Ackun Jr. Jacob K.
Moores of Stalham (U.K.) Limited
Schindler Edwin D.
Sewell Paul T.
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