1. User input
1.1. Weight/Pressure Sensors
1.2. Controlled by application
1.2.1. Alexa
1.2.2. Smartphone app
1.2.3. Google Home
1.3. Switches Input
1.3.1. Vertical "Light switch"
1.3.2. Dimmer Switch
1.3.2.1. Scrubbing intensity
1.3.2.2. Cleaning speed
1.3.2.3. Cycle time
1.3.3. Sliders
1.4. LCD Display
1.4.1. Estimated Completion Time
1.5. Arduino UI
1.5.1. Wireless Adapter to Sync with Smart House
1.6. E-Stop
1.7. Cycle start/stop/repeat
1.8. Manual
2. Maintain device
2.1. Portability
2.1.1. Folding Hinge
2.1.2. Lightweight
2.2. Upkeep
2.2.1. Non-corrosive materials
2.2.2. Proper Draining
2.2.3. Drain to sewer
2.2.4. Refill Cleaning Solution
2.2.5. Cleaning Device
2.2.5.1. Exterior Dirt Removal
2.2.5.1.1. Vaccuum
2.2.5.1.2. Weight detection/alert system
2.2.5.1.3. Wipe down
2.2.5.1.4. Hose (waterproof)
2.2.5.2. Contained dirt removal
2.2.5.2.1. Empty containment device
2.3. Preventative Maintenance
2.3.1. Lubrication
2.3.1.1. Motor Maintenance
2.3.1.2. Wheel/Roller
2.3.1.3. Gears?
2.3.2. Inspections
2.3.2.1. Visual
2.3.2.2. In Depth (Requires Dismantling)
2.3.3. Extra parts
2.3.3.1. Supply extra parts
2.3.3.2. Use standardized parts
2.3.4. Tools
2.3.4.1. Standardized tools
2.3.4.2. Custom tools
3. Installation
3.1. Storage
3.1.1. Wheels
3.1.2. Fold against wall
3.1.3. Lightweight
3.1.4. Handles
3.1.5. Collapsible
3.2. Initial installation
3.2.1. Hardware
3.2.1.1. Bolts w/ Alan Wrench head
3.2.1.2. Screws
3.2.1.3. Clip-in pieces
3.2.2. Use existing systems
3.2.2.1. Access to power outlet
3.2.2.2. Access to water hookup
3.2.2.3. Possible access to drain
3.2.3. Don't damage house
3.2.3.1. No Damage to floors
4. Analogies
4.1. Treadmill
4.2. Car wash
4.3. Can opener
4.3.1. Clip-on device
4.4. Toaster tray
4.4.1. Removable crumb collection tray
4.5. Swiffer
4.5.1. Trap-n-Lock
4.6. Toothbrush
4.6.1. Rotating
4.6.2. Vibrational
5. User safety
5.1. Guards
5.1.1. Rails
5.1.2. Side Rails
5.1.3. Guide Rails
5.2. Follows ADA regulations
5.2.1. Turning Radius
5.2.2. Ramp Slope
5.2.3. Keep Door Clear
5.2.4. Handles
5.3. Minimize exposed moving parts
5.3.1. Covers
5.4. Secure wheelchair
5.5. Minimize pinch points
5.5.1. Guards over exposed dangers
5.6. Fail-safe
5.6.1. Obstruction detection
5.6.2. Dead man switch
5.6.3. 2 factor start method
5.7. E-stop
5.7.1. Button
5.7.2. Pull-chord
6. Remove dirt
6.1. Rotate wheelchair wheels
6.1.1. Motors
6.1.1.1. Electrical circuitry
6.1.1.1.1. Motor controllers
6.1.1.1.2. Power supply
6.1.1.2. Power input
6.1.1.3. Power output
6.1.1.3.1. Too much
6.1.1.3.2. Too little
6.1.1.4. Clutch
6.1.2. Rollers
6.1.2.1. Two parallel rollers
6.1.2.2. One roller
6.1.3. Water pressure driven
6.1.4. Manual
6.1.4.1. Wedge
6.1.4.2. Handheld
6.1.4.3. Clip-on device
6.1.4.4. Mat
6.1.4.5. Zero turn radius
6.1.4.6. Low frictional material
6.1.5. Treadmill
6.2. Brushes
6.2.1. Brush Properties
6.2.1.1. Length
6.2.1.2. Applied Force
6.2.1.3. Material
6.2.1.3.1. Plastic
6.2.1.3.2. Horsehair
6.2.1.3.3. Wire brushes
6.2.1.3.4. Relative Hardness
6.2.2. Stationary brushes
6.2.2.1. 270 degree brush
6.2.2.2. Mat
6.2.2.3. Wall mounted
6.2.2.4. Brush track
6.2.3. Dynamic brushes
6.2.3.1. Rotating brushes
6.2.3.1.1. Same direction of wheel
6.2.3.1.2. Opposite direction as wheel
6.2.3.2. Linearly moving brushes
6.2.3.2.1. Rotational to linear actuator
6.2.3.2.2. Perpendicular to tire rotation
6.2.3.2.3. Parallel to tire rotation
6.2.3.3. Vibrating brushes
6.2.3.3.1. Magnetic vibration
6.2.3.3.2. Motor Vibration
6.3. Collect excess dirt
6.3.1. Contain
6.3.1.1. Wet
6.3.1.1.1. Tank
6.3.1.2. Dry
6.3.1.2.1. Tray
6.3.1.3. Both
6.3.1.3.1. Brushes
6.3.1.3.2. Vacuum container
6.3.1.3.3. Disposable
6.3.2. Automatic disposal
6.3.2.1. Plumbing
6.3.2.2. Vacuum
6.3.2.3. Conveyor belt
6.3.2.4. Air pressure
6.3.3. Material independent
6.3.3.1. Dirt
6.3.3.2. Dust
6.3.3.3. Mud
6.3.3.4. Salt
6.3.3.5. Grass
6.3.3.6. Wood chips
6.3.3.7. Sawdust
6.3.3.8. Rocks
6.4. Solvent/Cleaning Agent
6.4.1. Application
6.4.1.1. Fan nozzle
6.4.1.2. Timed dispenser
6.4.1.3. Gravity drip
6.4.1.4. User applied
6.4.2. Properties
6.4.2.1. Independently applied
6.4.2.2. Pre-mixed solution
6.4.2.3. Type of cleaning agent
6.4.2.3.1. Pinesol
6.4.2.3.2. Bike tire cleaner
6.4.2.3.3. Dish soap
6.5. Clean with water
6.5.1. Drying Tires
6.5.1.1. Air dry
6.5.1.2. Fan
6.5.1.3. Dry brush
6.5.1.4. Drying mat
6.5.1.5. Dry cycle
6.5.1.6. Vacuum/suction
6.5.1.7. Alcohol
6.5.2. Pressure cleaner
6.5.2.1. Nozzles
6.5.2.1.1. Area v. pressure
6.5.2.2. Pressure regulator
6.5.2.3. Array
6.5.2.4. Single spray per tire
6.5.3. Wet brushes
6.5.4. Hot water
6.5.5. Water source
6.5.5.1. Grey water
6.5.5.2. Tap water