Composite steel-jacketed plastic barrel

Details Composite steel-jacketed plastic barrel Composite steel-jacketed plastic barrel

1978-05-31

1979-10-23

Shoap, Allan N.

Receptacles

Receptacle having flexible, removable inner liner

Means for venting air trapped between the liner and its...

220 5R, 220 72, 220 94A, 220466, B65D 2514

Patent

active

041717511

ABSTRACT:
A composite steel-jacketed plastic barrel comprises a blow-molded inner container of synthetic resin that has external peripheral ribs molded integrally thereon and projecting flanges at its opposite ends. The side wall of the inner container is thinnest adjacent its midsection and progressively increases in thickness toward its ends. The steel jacket has inwardly opening peripheral crimps into which the ribs of the inner container snap, and end edges that are rolled over the end flanges of the inner container.

REFERENCES:
patent: 1331409 (1920-02-01), Barnett
patent: 1969120 (1934-08-01), Coakley
patent: 2013327 (1935-09-01), Wilkins
patent: 2054754 (1936-09-01), Kellogg
patent: 3207359 (1965-09-01), Heisler et al.
patent: 3219230 (1965-11-01), Housz et al.
patent: 3220602 (1965-11-01), Ficker
patent: 3985257 (1976-10-01), Shaffer et al.
patent: 4033473 (1977-07-01), Raley et al.

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