Apparatus for manufacture of ship's propellers

Details Apparatus for manufacture of ship's propellers Apparatus for manufacture of ship's propellers

B - Operations, Transporting

21

D

115/31, 113/66

B21D 22/00 (2006.01) B21D 5/01 (2006.01) B21D 24/00 (2006.01) B21D 53/78 (2006.01)

Patent

CA 1071031

ABSTRACT OF THE DISCLOSURE Apparatus for manufacturing ships' propellers, which apparatus comprises a top part and a bottom part, each built up by abutting members, each member being shaped as a part of a circular sector resting on a plane surface, the edges of said member mainly following generatrices of a helicoid.

274545

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