1. 100 g Locomotion Thursday March 26, 2009 1 Ryan Lehto Propulsion Group
Locomotion Phase
CAD Designer 1

2. Final Configuration Outer Shell Dust Removal Vibrating Motor
(Transparent for Clarity)
Dust Removal
Vibrating Motor
Main Axle & Motor Housing
0.25 m
Transceiver
Battery
Camera
Center of Mass
CPU
100g Payload
Ryan Lehto
Propulsion Group
Locomotion Phase
CAD Designer

3. Space Ball Propulsion System
One Precious Metal Brushes D/C Motor
Acceleration: m/s2
Average Speed: 1.04 m/s
Minimum Turn Radius: m
Power Consumption: W
Drive System Mass: kg
One Side-to-Side Stepper Motor
Step Angle: 15°
Ryan Lehto
Propulsion Group
Locomotion Phase
CAD Designer 3

4. Dynamic Demonstration
Ryan Lehto
Propulsion Group
Locomotion Phase
CAD Designer 4

5. Rover vs. Space Ball Comparison
Mass
2.513 kg
0.172 kg
Power Usage
0.79 W
0.534 W
Cost $ $
Graph of Power Consumption vs. Speed
Ryan Lehto Propulsion Group Locomotion Phase CAD Designer 5

6. Ryan Lehto Propulsion Group Locomotion Phase CAD Designer
Size in Context
6 ft
1 m
Ryan Lehto Propulsion Group Locomotion Phase CAD Designer

7. Ryan Lehto Propulsion Group Locomotion Phase CAD Designer
Center of Mass
Ryan Lehto Propulsion Group Locomotion Phase CAD Designer

8. Ryan Lehto Propulsion Group Locomotion Phase CAD Designer
Rover Configuration
Transceiver
CPU
Camera
Battery
Motor Assembly
Wheels
Ryan Lehto Propulsion Group Locomotion Phase CAD Designer