Patent ID: 6079746
Filing Date: 2000-06-27
Classification: A63C

Abstract:
Apparatus for use in cooperation with a ski, the ski having a central section, a tip section extending forwardly from the central portion and curving upwardly, and a tail section extending rearwardly from the central section; the central section, the tip section and the tail section together forming a continuously smooth bottom surface of the ski having substantially the same width, said apparatus comprising:a tip shape modifier coupleable to the tip section, said tip shape modifier for gradually increasing the width of the bottom surface of the ski along a major part of the tip section toward the front of the ski, anda tail shape modifier coupleable to the tail section, said tail shape modifier for gradually increasing the width of the bottom surface of the ski along a major part of the tail section toward the rear of the ski,wherein said ski has an hour-glass shape and a continuous smooth bottom surface and is converted from a cross-country ski to a downhill ski when said tip shape modifier and said tail shape modifier are respectively coupled to the tip section and the tail section.