Method and apparatus for working peripheral wall of hemispherica

Details Method and apparatus for working peripheral wall of hemispherica Method and apparatus for working peripheral wall of hemispherica

1984-03-26

1986-10-21

Husar, Francis S.

Turning

Process of turning

82 2D, 82 14C, 82 18, B23B 100, B23B 328, B23B 540

Patent

active

046178457

ABSTRACT:
This invention relates to a method of forming a spherical surface of a hemispherical shell having projections on its inner and outer surfaces and an apparatus for working the hemispherical shell, which are particularly suitably applied to a large-scale spherical pressure resisting shell for forming a control chamber in an abyssal diving research vessel.

REFERENCES:
patent: 2641151 (1953-06-01), Lee
patent: 2816487 (1957-12-01), Armitage et al.
patent: 3158065 (1964-11-01), Korenek
patent: 3688611 (1972-09-01), Neuman
patent: 3983769 (1976-10-01), McConnell et al.

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