• Introduction
  • Abstract
  • Background
  • Working principle
  • Requirement
• Design Stage
  • Design
    • Conceptual design 1
    • Conceptual design 2
    • Conceptual design 3
    • Final Design
  • Parts Descriptions and Material Selection
  • Bill of matermal
  • Costing
• Manufacturing Stage
  • Work Schedule
  • Manufacturing Process
  • Assembly
  • Difficulty Faced and Solution
  • Testing
• Conclusion

---

Costing

• Screw, Nut & Wahser  ($120)
• Cutter, Spacer & Casing ($200)
• Shaft ($100)
• Key ($10)
• Gear ($120)
• Support ($280)
• Bearing ($140)
• Motor ($100)
• Transformer, Switch and wire ($150)
• Plastic drawer($80)
• Total cost = $ 1300