Controlled air film hull for watercraft

Details Controlled air film hull for watercraft Controlled air film hull for watercraft

1975-06-30

1977-06-28

Blix, Trygve M.

Ships

Building

Antifriction surfaces

B63B 138

Patent

active

040318419

ABSTRACT:
A planing hull for high speed water-craft polysectionally contoured to provide a simple deep vee bow section that develops functionally from a compound vee section to a flattened base at the step-lift having controlled air film supply to break the step-lift generated vacuum and to provide an air film support and pathway for a trailing-and-air-film-confining hull portion after the step-lift.

REFERENCES:
patent: 1824313 (1931-09-01), Vogler
patent: 1831339 (1931-11-01), Brush
patent: 3382678 (1968-05-01), Reh
patent: 3547064 (1970-12-01), Glass
patent: 3606857 (1971-09-01), Sundquist

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