Integrated bumper boat hull and method

An aluminum boat hull is disclosed having an integrally molded bumper formed on the sidewalls that is securely attached and protected. The bumper is made of a first and second layer of foam covered with an outer protective layer. Formed on the outside surface of the hull sidewalls are a plurality of...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: THOMAS ROGER W, SHERLOCK MICHAEL
Format: Patent
Sprache:eng
Schlagworte:
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Beschreibung
Zusammenfassung:An aluminum boat hull is disclosed having an integrally molded bumper formed on the sidewalls that is securely attached and protected. The bumper is made of a first and second layer of foam covered with an outer protective layer. Formed on the outside surface of the hull sidewalls are a plurality of chambers formed between upper and lower longitudinal frame members and a plurality of intermediate frame members attached between the longitudinal frame members. Perpendicularly aligned and attached to the outside edge of each intermediate frame member is an anchor plate. Also formed on the inside surfaces of the upper and lower longitudinal frame members are upper and lower stiffeners. During manufacturing, closed-cell first foam is poured into the chambers to cover. An optional layer of fiberglass is placed over the outer surface of the first foam layer and allowed to cure. A closed-cell, second foam layer is then created over the fiberglass layer. A hardening layer is then painted over the second foam layer. A method of manufacturing the integrated boat hull bumper is also disclosed.