Triumph Motor Company an image of what a new version of the TR4 might look like. BMW has not commented officially on this. Globe Pre-war Triumphs carried a stylised Globe badge, usually on the radiator grille, and this was also used on the first three models produced under Standard's control. Griffin Standard had introduced a new badge in 1947 for their own models, first seen on the Vanguard, a highly stylised motif based on the wings of a Griffin. With the introduction of the TR2, a version of this badge appeared for the first time on the bonnet of a production Triumph, while
Supercavitating propeller lower drag than the supercavitating principle. The surface-piercing propeller also has wedge-shaped blades, and propellers may be designed that can operate in both supercavitating and surface-piercing mode. Supercavitating propellers were developed to usefulness for very fast military vessels by Vosper & Company. The pioneer of this technology and other high speed offshore boating technologies was Albert Hickman (1877–1957), early in the 20th century. His "Sea Sled" designs used a surface piercing propeller. Supercavitating propeller The supercavitating propeller is a variant of a propeller for propulsion in water, where supercavitation is actively employed to gain increased speed by reducing friction. They