Patent ID: 6790166
Filing Date: 2004-09-14
Classification: A63B,Y10S

Abstract:
A process of improving a person's tennis stroke while holding a tennis racquet, the process comprising the steps of:a) providing an apparatus, the apparatus comprising: i) a rigid, stationary base member positionable upon a planar surface; ii) a first platform surface rotatably mounted upon the base member, the first platform surface being formed to rotate about a first axis; and iii) a second platform surface rotatably mounted upon the base member, the second platform surface being formed to rotate about a second axis and extend along a continuous place relative said first platform surface; b) placing said apparatus provided in step a) upon a tennis court; c) placing each foot of a person on a respective one of the first and second platform surfaces of the apparatus positioned in step b); d) advancing at least one tennis ball in close proximity to the person whose feet are placed upon the apparatus in step c); and e) having said person hit said tennis ball advanced in step d) by means of a tennis stroke selected from the group consisting of a forehand and a backhand while the hips of said person engage a figure 8 pattern of movement.