Steel drum with flattened rolling hoops

Receptacles – End wall structure – Joint or seam between sidewall and end wall

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Details

B65D 742

Patent

active

057553530

ABSTRACT:
A steel drum having a cylindrical body with rolling hoops at about 1/3 and 2/3 of the height of the drum, the rolling hoops having a flattened outer surface and a diameter no greater than 231/4 inches, where the diameter of the cylindrical body is consistent except for the areas of the rolling hoops. Other than a reduced diameter rolling hoop and a retooled swedger, all dimensions of the drum, tools and materials for manufacture are the same as a standard steel drum.

REFERENCES:
patent: 3907152 (1975-09-01), Wessely
patent: 3927790 (1975-12-01), Chase et al.
patent: 3949877 (1976-04-01), Santoni
patent: 3957171 (1976-05-01), Besser
patent: 3985257 (1976-10-01), Shaffer et al.
patent: 4140236 (1979-02-01), Uhlig et al.
patent: 4215089 (1980-07-01), Uhlig et al.
patent: 4257527 (1981-03-01), Snyder et al.
patent: 4294374 (1981-10-01), Ames
patent: 4781301 (1988-11-01), Le Bret et al.
patent: 4921116 (1990-05-01), Troughton et al.

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