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Travel Electric Toothbrush Research, Development and Design. Team 7: Rachel Dahlberg Tyler Gardner Peter Jackson John Nisbet. Outline. OBJECTIVE: To redesign an Electric toothbrush (travel version) SEQUENCE OF DESIGN ACTIVITIES: Introduction (PETER) Project management (JOHN)
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Travel Electric Toothbrush Research, Development and Design Team 7: Rachel Dahlberg Tyler Gardner Peter Jackson John Nisbet
Outline OBJECTIVE: To redesign an Electric toothbrush (travel version) SEQUENCE OF DESIGN ACTIVITIES: • Introduction (PETER) • Project management (JOHN) • Customer needs (RACHEL) • External search (TYLER) • Redesign concepts (JOHN) • Final design( RACHEL & TYLER) • Final remarks (PETER)
Customer Needs The team has decided that the portability and powering of the toothbrush are most important and thus will be primarily focused on. The team also decided that while some power features and extras are important, others would be too complex for a simple electric toothbrush.
Customer Needs Focused Criteria & Weights
External Search • Literature • Banks- Best toothbrushes hit hard to reach areas. • Patent Search • Starting Point; what works, what does not.
External Search, cont. • Benchmarking • Colgate Max White Sonic Power Medium 53
Redesign Concepts Brush Heads
Redesign Concepts, cont. Body Design
Redesign Concepts, cont. Power Generation
Redesign Concepts, cont. Energy Mechanism
Pugh Charts Brush Head
Pugh Charts Body/Grip
Pugh Charts Power Generation Lithium Ion
Pugh Charts Energy Mechanism
Final Design, cont. • Brush Head- linear movement bottom brush, rotational movement top brush, fixed linearly • Scotch yoke- linear motion controls tongue scraper • Cylindrical lithium ion battery- speed settings and power button. Not rechargeable in body, life expectancy is 6 months
Final Remarks Conclusion As engineers, we strive to make life better by constant innovation. Extent of Success We have collectively generated ideas, and managed to put them in the final develeopment of the concepts that led to the final design. Our electric toothbrush design has become a multifunctional equipment with the addiction of the unique features such as tongue scrapper, lithium ion battery, speed settings, etc.