Table 2.
Characteristics of the rocking board.
| Board Characteristics | |||
|---|---|---|---|
| Typology of instability | Rocking | ||
| Rolling structure | Section of a cylinder | ||
| Radius of the rolling structure (changeable) | 55-80-110 mm | ||
| Distance of the plantar surface from the ground | 50 mm | ||
| Degrees of freedom | 1 (single axis) | ||
|
| |||
| Range of motion | Mobile roll axis (x) | Inclination | ± 15° |
| Rolling | ≈30-45-60 mm (rolling radius 55-80-110 mm) | ||
| Mobile pitch axis (y) | Inclination | 0° | |
| Rolling | 0° | ||
| Yaw axis (z) | Rotation | 0° | |
|
| |||
| Frequency enhancer | Feedback/feedforward | ||
The rocking motion is a complex movement that includes the rolling of a cylindrical surface and the consequent inclination of the moving plate.