Team Mejor

1
Team Mejor

• Environmental Compliance

2
Protected Compartments

• 4 Waterproof compartments
• Motors, battery, microprocessor
• Spool encoders
• Keypad and LCD display
• Mine sniffers

3
Encasement Material

• Clear Plastic
• Non-rusting
• Allows visual inspection
• Silicone around permanent joints

4
Other Waterproofing Issues

• Turning shafts/axles
• Bearing cleaning/lubrication
• Sealing encasements
• Pressure fit / Gasket
• Silicone caulking
• Wire holes
• Standing water/snow 8 wheels

5
Temperature Considerations

• Mini/Max temperature limits
• Operating range 32 158 F
• Heat output from motors and microcontroller
• Allows Mini/Max to operate in Tlt32 F
• Keep temperature in mind while selecting
• Batteries
• Bearings
• Etc.
• Possibly re-evaluate specifications

6
Unresolved Issues

• Temperature extremes
• Caster wheel debris
• Waterproofing around moving parts
• Example Axles
• Sealed Bearings?