Southern Illinois (115 replies) Marion, IL - Info Please (30 replies) Latest news from Herrin, IL collected exclusively by city-data.com from local newspapers, TV, and radio stations. Ancestries: German (24.3%), English (12.2%), Irish (11.1%), United States (10.6%), Italian (6.9%), Dutch (2.6%).
Winged keel of Australia II. The Winged Keel is a sailboat keel originally designed by Ben Lexcen and made its first appearance on the 12-metre class yacht Australia II in the 1983 America's Cup.Along with Australia II's efficient sail design, this keel was one of the factors contributing to Australia II's success.inged keels are generally found on high performance sailboats, if they are not prohibited by class rules. They are only of benefit for yachts sailing upwind where stability and the ability to produce side force are important and if the draft is limited by the class rule.
It is known as winged scapula as the medial (inner) border of the scapula can appear to be wing-like on the back. A winged scapula is associated with damage or a contusion to the long thoracic nerve of the shoulder and / or weakness in the Serratus Anterior muscle. If the long thoracic nerve is damaged or bruised it can cause paralysis of the serratus anterior muscle and winging of the scapular or shoulder blade.