PLANING HULL FOR ROUGH SEAS

Title:

PLANING HULL FOR ROUGH SEAS

Document Type and Number:

WIPO Patent Application WO/2013/154659

Kind Code:

A3

Abstract:

The disclosed watercraft hull has a flat pad keel whose beam tapers towards the bow and its beam at the transom is 15% to 25% of the hull's beam at its chines. The hull is symmetric about its centerline, has a fine entry bow, a transom, and a pair of hard chines. Between the pad keel and the chines the hull has at least one pair of generally flat panels referred to herein as longitudinal steps having approximately 0 degrees of deadrise forming planing surfaces symmetrically located about the hull centerline. The hull also includes at least one pair of ultra high deadrise panels, outboard of and adjacent to the pad keel, located symmetrically about the hull centerline, and extending therefrom to the flat planing panels above them.

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Inventors:

LOUI STEVEN C H (US)
PARISH MEALANI (US)
YAMASHITA SCOTT (US)

Application Number:

PCT/US2013/023582

Publication Date:

May 14, 2015

Filing Date:

January 29, 2013

Export Citation:

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Assignee:

NAVATEK LTD (US)

International Classes:

B63B1/32

Foreign References:

US4022143A	1977-05-10
US5265554A	1993-11-30
US3415213A	1968-12-10
US20040103836A1	2004-06-03
US20010052314A1	2001-12-20

Other References: