Athletic Training Equipment
Exercise Apparatus with Variable Mode Hydraulic Cylinder
US Patent: 7,762,934
This patent discloses a hydraulic cylinder for use in exercise machines to deliver a controllable fast acting force. The invention uses a hydraulic cylinder with features that allow high acceleration rates, rapid changes of force level and direction, and positive force limitation.
Method and Apparatus for Physical Fitness Training
US Patent: 7,547,269
This patent discloses an improved method and apparatus for physical strength, agility and endurance training uses fluid jet reaction forces to train and strengthen muscles.
Method and Apparatus for Physical Fitness Training
US Patent: 7,648,450
This patent discloses an apparatus for physical fitness physical strength, agility and endurance training.
