The linkage point trajectory curvature theory on the existing literature is summarized and improved. Another method determining the linkage point trajectory curvature center by the absolute and relative instantaneous center is working out. The undecided parameters method and auxiliary vertical line method for determining diameter and direction of the inflection circle in the four bar ... https://www.jmannino.com/flash-deal-2023-Volkl-Revolt-104-Skis-w-Marker-Griffon-13-ID-Bindings-quick-super/