Localized boss thickening by cold swaging

Details Localized boss thickening by cold swaging Localized boss thickening by cold swaging

1984-09-28

1986-12-02

Larson, Lowell A.

Metal deforming

Process

Tube making or reshaping

B21D 4104

Patent

active

046255370

ABSTRACT:
To reduce the length of a tube thickened by swaging and to provide acceptable efficiency in use of material and vessel length for a high performance pressure vessel, the tube is locally corrugated, then conventionally swaged and subsequently pressurized to remove the corrugations.

REFERENCES:
patent: 1070379 (1913-08-01), Summey
patent: 1319837 (1919-10-01), Brinkman
patent: 1448457 (1923-03-01), Liddell
patent: 1994725 (1935-03-01), Offutt
patent: 2734473 (1956-02-01), Reynolds
patent: 3136052 (1964-06-01), Pickart
patent: 3292414 (1966-12-01), Goeke
patent: 4095450 (1978-06-01), Opland et al.
patent: 4131007 (1978-12-01), Laundy

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