Reinforcing structure for metal shell and manufacturing...

Details Reinforcing structure for metal shell and manufacturing... Reinforcing structure for metal shell and manufacturing...

2007-11-12

2009-02-24

Lockett, Kimberly R (Department: 2837)

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07495160

ABSTRACT:
A metal shell is composed of a trunk portion and a pair of reinforcing portions provided at opening ends of the trunk portion. The trunk portion is formed of a metallic cylinder, the reinforcing portion is formed of a metallic ring having the same diameter as that of the cylinder, and the ring is joined to at least an opening end of the cylinder.

REFERENCES:
patent: 1832227 (1931-11-01), Ludwig
patent: 6921854 (2005-07-01), Gatzen
patent: 7310866 (2007-12-01), Balma et al.
patent: 2007/0251373 (2007-11-01), Fadda

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