Electric Toothbrush Team #2: Kaitlyn Benson Keith Means Carrie Tedesco Joe Velesig

Identify the problem Make an electric toothbrush “travel friendly” Assess customer needs/refine project goals e.g. battery life, effectiveness, bristle variety Preliminary design and evaluation Created/sketched initial design ideas Outline

Worked as a team Divided work for time management Worked outside of class Communicated effectively to maintain project goals FFM Personality comparison Project Management

Revised problem statement: Make an electric toothbrush that is portable, user-friendly, and healthy Customer Needs Chart 1. Portable (0.31, 0.31) 1.1 Battery Life (0.25, 0.81) 1.2 Light Weight (0.04, 0.13) 1.3 Size (0.02, 0.06) 2. User friendly (0.28, 0.28) 2.1 Low Noise (0.06, 0.22) 2.2 Versatile Grip (0.11, 0.39) 2.3 Easy to Operate (0.07, 0.25) 2.4 Reasonable Price (0.04, 0.14) 3.Health (0.41, 0.41) 1.Effectiveness (0.21, 0.51) 2.Bristle Variety (0.20, 0.49)

Literature Search Original design, rechargeable batteries, inductive charging Patent Search Brush head, USB charging, rechargeable battery, energy mechanism Benchmarking Rated features of competing products External Search

Redesign Concepts: Power Generation

Redesign Concepts: Body/Grip 123

Redesign Concepts: Brush Head 123

Redesign Concepts: Energy Mechanism

Morphological Chart

Concept Selection/Pugh Chart

Includes: Circular brush head Texturized partial body grip Rechargeable battery Cam on gear Final Design

 USB charger  Inductive charging dock  Interchangeable brush heads Extra Features

Final Design

Final Design Animation

Uses rechargeable battery to power DC motor Motor connects to gear which includes cam Cam converts rotational motion into oscillating motion of circular brush head Toothbrush stored in a port that will charge battery through inductive charging Cap comes off exposing USB to charge with laptop for travel How does it work?

 After research, benchmarking and dissection, our team created many concepts  These concepts were whittled down to the best using AHP and Pugh charts  The best concepts came together to form the perfect travel toothbrush Conclusion

Thank You for Your Attention!