USA As Represented by Secretary of the Navy

Loc B Nguyen

Gary Shimozono

Thomas Apple

Milton O Critchfield

Christopher Hart

Elbert Adamos

Heidi Murphy

David Pogorzelski

Chin-Tun Kuo

A watercraft having a changeable hull structure. More particularly, a watercraft having a first subassembly and one or more second subassemblies. The first subassembly includes a sponson, a flooring, and a transom, the one or more second subassemblies, each being a replaceable hull structure. The first subassembly and each of the one or more second subassemblies have commensurate shapes allowing for attachment and/or replacement of the one or more replaceable hull structures. The watercraft also includes one or more elongated connectors are used to attach the first and second subassemblies.

Watercraft with interchangeable hull structure

The metallic midship section of a hybrid marine vessel hull is attached through transition extensions thereof to bow and stem sections of the hull made of a fiber reinforced plastic having transition extensions of reduced cross-section abutting and/or overlapping the transition extensions of the metallic hull section and held firmly attached thereto by holding attachments carried by cover plating extending between the overlapped transition extensions.

Hybrid hull construction for marine vessels

Growing community of inventors

Sterling, VA, United States of America

Loc B Nguyen