Apparatus for working peripheral wall of hemispherical shell

Details Apparatus for working peripheral wall of hemispherical shell Apparatus for working peripheral wall of hemispherical shell

1986-07-02

1987-09-01

Godici, Nicholas P.

Turning

Process of turning

82 14C, 82 18, B23B 328, B23B 540

Patent

active

046900209

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: 2777349 (1957-01-01), Johnson
patent: 3582749 (1971-06-01), Wenzel
patent: 3983769 (1976-10-01), McConnell et al.
patent: 4176565 (1979-12-01), Christoph
patent: 4617845 (1986-10-01), Sasano et al.

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