Spin groove

Details Spin groove Spin groove

1999-06-14

2000-03-14

Swinehart, Ed

Ships

Boats, boat component, or attachment

Canoe or kayak

B63B 3500

Patent

active

060358017

ABSTRACT:
A kayak is disclosed and having a hull section and a deck section. The hull section has a bottom surface circumscribed a contour edge. At least an endless groove is formed in the bottom surface and spaced inwardly of the contour edge, whereby the endless groove traps water and provides a thrust bearing-like action enhancing translational stability during planing conditions and performance in a flat spin of the kayak.

REFERENCES:
patent: D322774 (1991-12-01), Arcouette
patent: 4660490 (1987-04-01), Broadhurst

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