Boom vang for sailing vessel

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 6520103
APP PUB NO 20020000182A1
SERIAL NO

09747074

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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A boom vang system for sailboats has a rear facing pivotal cam cleat arm hingedly connected to a rigid tang on the sailboat mast. When the boom vang rotates off the centerline of the boat, as for instance will occur when the boat is sailing downwind and the boom and sail are blow off the centerline of the boat, the pivotal connection of the cam cleat arm, to the tang allows for the cam cleat to be urged into alignment with the sailor regardless of his position on the boat. The cam cleat arm may rotate along an arc lying in a plane substantially parallel to the boat deck. Sheeves and pulleys may be rigidly connected to the rigid tang to prevent tangling of lines.

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First Claim

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Patent Owner(s)

Patent OwnerAddress
HARKEN INC1251 EAST WISCONSIN AVENUE PEWAUKEE WI 53072

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Christianson, John Milwaukee, WI 23 250
Drake, Douglas Milwaukee, WI 1 1
Hartlmeier, Greg Whitefish Bay, WI 4 12

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