Adjustable fin box system

Ships – Centerboards – Vertical drop

Patent

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Details

441 79, B63B 338

Patent

active

054939895

ABSTRACT:
A watercraft containing a fin box system, said fin box system comprising a chamber of spaced side walls and end walls, and a fin with a fin base that can travel vertically, horizontally or at an angle within said chamber; said chamber is fixed within said watercraft, and said fin base having a device to expand and contract itself against said side walls or end walls can be releasably fixed at an infinite number of positions within said fin box.

REFERENCES:
patent: 5176096 (1993-01-01), Molnar et al.

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