Receptacles – Sectional – Knockdown
Patent
1977-08-12
1980-09-09
Pollard, Steven M.
Receptacles
Sectional
Knockdown
220 4R, 220 15, 220345, B65D 600, B65D 8800
Patent
active
042213029
ABSTRACT:
An improved door construction for collapsible reusable shipping containers and the like incorporating provision for maintaining the strength and integrity of the container against the hydraulic action of flowable contents when loaded. The container includes a plurality of interlocking flange elements capable of relative sliding movement in a vertical direction, but resisting movement in a horizontal plane.
REFERENCES:
patent: 3337983 (1967-08-01), Ebstein
patent: 3374915 (1968-03-01), Verhein et al.
patent: 3655087 (1972-04-01), Luisada
patent: 3940007 (1976-02-01), Griffiths
Container Systems Corp.
Pollard Steven M.
Temko Charles E.
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