View
44
Download
0
Category
Preview:
DESCRIPTION
Dual Spin Toothbrush. Youthful Stunners. The Distinguished David Alan Henderson III Will “Big Willy Style” DeRosa Rob Kevin “Float Like A Butterfly” O’Connor. Larger Brush Heads Switch, not buttons Contoured rubber grip. 2.0 Introduction:. Small brush head Clumsy buttons No grip. - PowerPoint PPT Presentation
Citation preview
Dual Spin Toothbrush
The Distinguished David Alan Henderson IIIWill “Big Willy Style” DeRosaRob Kevin “Float Like A Butterfly” O’Connor
Youthful Stunners
2.0 Introduction:
Small brush head
Clumsy buttons
No grip
Larger Brush Heads
Switch, not buttons
Contoured rubber grip
3.0 Problem Statement
The Colgate SpongeBob Toothbrush possesses an inefficient brush head, nonsensical buttons, and a ergonomically deficient grip. This poses a hindrance to juveniles between 5 and 10 that are inclined to improve the circumstance of their teeth cleanliness.
5.0 External Research
Patent Info
• # 5,625,916• May 6th 1997• An electrical driven toothbrush has a rotatable
shaft with a remote end which fits into a slot in a bristle holder. The holder is mounted for rotation on a post supported by a head. When the shaft rotates the remote end describes a circle and driving engages the slot to cause the holder to vibrate.
Distribution
• Pharmacies– Commercial
• Online– Walgreens– Walmart– eBay
• Retail Stores• Appraised between $6.00 and $12.00
Product Dissection
• First: removed battery casing and batteries• Reconnected batteries for testing• Decibel Meter:
– Brush head: 73.5 to 81 dB– Motor: 74.5 to 83.1 dB
• Voltage Meter: – Total: 3.045 V– Current: 2100 mA (no load)– Mean under load: 288.25 mA– Power 6.395 W (no load), 8.779 W (under load)
Product Dissection (cont.)
• Removed batteries (again)• Took off lower brush head• Removed motor from molded body• Took out rotating upper brush head• Removed plastic casing from motor• Removed gasket from shaft• Massed parts and photographs• Assigned part numbers
Discoveries
• Function: Button, Rotating pin• Assembly: Quick, manufactured• Materials: Plastic, rubber, Small amounts of
metal• Made to be easy to manufacture and
assemble and cheap to make
Target Specifications
Metric No.
Need No. Metric Imp Units
Marginal Value
Ideal Value
1 1 Comfort on gums 4 Subjective >7 >92 1, 2 Ergonomic comfort 5 Subjective >7 >83 3 Sound level 5 dB >78 >704 4, 9 Motor life 3 Hours >18 >205 5 ,9 Battery life 3 Hours >10 >126 6 Simplicity 4 Subjective >6 >87 7, 10 Aesthetics 1 Subjective >2 >38 8 Cleans teeth 5 Subjective >8 >99 9 Number of uses 2 Integer >180 >20010 7, 10 Streamlined 2 Subjective >2 <411 9, 11 Maintenance 3 Subjective >5 >6
Final Specs
Customers want a toothbrush that fits well in their hand, operates quietly, and effectively cleans their teeth
Our team focused on ergonomics, simplicity, and cleaning
MeansComfort in Hand Simplicity of Operation Cleaning of Teeth Brush Head Design
1 Rubber Grip On/Off Switch Exra Long Bristles Shorter Brush Neck
2 Contoured Grip Separate On/Off Larger Brush Head Two Oscillating HeadsButtons
3 Push-Button BatteryRemoval
Function
ConceptsConcept Number
Comfort In Hand
Simplicity of Operation
Cleaning of Teeth
Brush Head Design
1 Rubber Grip Switch Larger Brush head
2 oscillating heads
2 Rubber Grip Switch and Push button battery removal
Larger Brush head
2 oscillating heads
3 Contoured Grip Switch Extra long bristles
Shorter neck
4 Contoured Grip Separate on/off buttons
Larger brush head
Shorter neck
5 Rubber and Contoured Grip
Push button battery removal
Larger brush head
Shorter neck
We continued with Concepts 2 and 5
"Children's Products." Colgate. Feb. 2009 <www.colgate.com>.
"Crest Spinbrush." Crest Spinbrush. Crest. Feb. 2009 <www.spinbrush.com>.
"Electric Toothbrush." Electric Toothbrush. Wikipedia. Feb. 2009 <www.wikipedia.org>.
"Sonicare." Sonicare. Phillips. Feb. 2009 <www.sonicare.com>.
Recommended