Keel mechanism for sailboats

Details Keel mechanism for sailboats Keel mechanism for sailboats

2011-05-10

2011-05-10

Olson, Lars A (Department: 3617)

Ships

Keels

Rocking

C114S124000

Reexamination Certificate

active

07938076

ABSTRACT:
A keel (1) mechanism for a sailboat (10), wherein the keel (1) comprises a drive mechanism for moving the keel (1) linearly along the axis (x) extending from the fore end to rear end of the sailboat (10), and swinging the keel around the axis (x) extending from the fore end to rear end of the sailboat (10), and swinging the keel around the axis extending from larboard to starboard of the sailboat in response to conditions taking place.

REFERENCES:
patent: 648911 (1900-05-01), Beardsley
patent: 700011 (1902-05-01), Becker
patent: 3903827 (1975-09-01), Marcil
patent: 4817550 (1989-04-01), Gutsche
patent: 5163377 (1992-11-01), Calderon et al.
patent: 5280760 (1994-01-01), Edwards
patent: 5860381 (1999-01-01), Fernandini
patent: 5967074 (1999-10-01), Frantl et al.
patent: 6382121 (2002-05-01), Yu
patent: 6951180 (2005-10-01), Robinson et al.

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