Specifications | |||||
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Link | Height (in) | Weigh (in) | Depth (in) | Mass (lbs) | Moment of Inertia |
2.48 | 2.06 | 1.97 | 0.87 | 3.13 | |
16.50 | 2.06 | 1.97 | 13.2 | 1727.93 | |
16.50 | 2.06 | 1.97 | 13.2 | 1727.93 | |
3459 |
BW | Body weight |
G | Gravity |
GRF | Ground reaction force |
HR | Heart rate |
LBNP | Lower body negative pressure |
γ | The angle between the horizontal and the ground pivot on the right side of the mechanism |
θ | Input position |
θ̇ | Velocity |
θ̈ | Acceleration |
s | Position of the spring |
Velocity of the spring | |
I* | Equivalent inertia of the system |
mass of inertia | |
m | mass |
Resistance provided by the spring | |
Resistive force | |
Link length of the member between the horizontal and the ground pivot on the right side of the mechanism | |
Link length of the member between | |
Link length of the member below the rotational pivot | |
Link length of the member above the rotational pivot | |
ΔP | Pressure differential force- the difference between the pressures inside the Box vs. outside the Box |
Axy | Cross sectional area of the seal which is placed around the subject’s waist |
β | The angle between vector |
Spring Properties | |
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