Handle Brake

• Function
  • To provide braking power for the entire scooter
  • To slow down the scooter from a higher velocity
• Material
  • Aluminum
  • Paint
  • Copper Wires
  • Rubber housing
• Manufacturing Process
  • Injection molding
  • Milling
  • Turning
• Model or Part Number
  • Find out later
• Reasons for Material Selection
  • Lightweight
  • To protect lines
  • To give nice finish (aesthetics)
• Forces Applied to the Components
  • Pull force from the rider’s hand to brake the scooter
    • Estimate force
  • The pull force will also pull the horizontal handlebar
• Choice of Manufacturing Process
  • Turning would not be a viable option because it is not axially symmetric
  • Milling would be a difficult process because of the intricacies
  • Injection molding is cheapest and easiest way to manufacture mass amounts of parts
• Particular Shape
  • Allows rider to easily grip and pull the brake without having to remove his/her hands from the handle bar
• Functional, Cosmetic, Combination
  • Functional
• Complexity
  • 3

Group 30 - Electric Scooter