1. Find The Problem We Want to Solve

2. The weight of the iron too Heavy cause it not easy to operate To make cloths smooth not easy No need to iron cloths Getting tired when using iron too long Need certain weights to get rid of the wrinkle Original Problem (start here) Broader Problem Narrower Problem Why do I want to solve this problem? Why else? What’s stopping me solving this problem? What else? What Is The Problem? (NB: procedure may be repeated to broaden or narrow the problem to more levels) The aim of this sheet is to get you to think about what your problem is, and at which level you are going to try and solve it

3. Products PastNow

4. Contradiction Successful Solution Easy To Operate Heavy Not Heavy Smooth the Cloths Requires Because AND

5. Ideas - 1 35 – Parameter Changes –Change Iron Smaller –… Lighter –… Shape –… Thinner 31 – Porous Materials –Iron with Holes –Iron with Small Balls –Iron Replace with Other Porous Materials 40 – Composite Materials –Iron Replace with Light Weight Composite Materials –… 36 – Phase Transitions –Air –Water –Bubble –Light –Steam

6. Ideas - 2 3 – Local Quality –Change Iron Quality in Local (Partial Iron … ) –Change Iron One Piece into Several Piece 1 – Segmentation –Divide Iron into separate parts or sections (Different parts) –Divide Iron into separate parts or sections (Functional Module) 13 – The Other Way Around –Iron Fixed and Table Moving –Upright –Portable

7. Patent Around Select a Patent (No.) Analysis Claims of The Patent and Draw the Tree Using The Principle of Design Around

8. US5901481 Ironing Device for Infant and Children's Clothing

9. US5901481 Claims Chart 1 2 4 3 14 15 16 17 20 19 5 6 7 10 8 9 11 12 13 18

10. US5901481 Claims for Design Around

11. US5901481 Design Around A- Take Something Away B- Substitute Something C- Remove Connection No.US5901481Design AroundRules 3Sole-plate coated with Scratch Resistant Material Resistible Sole-plate without coated A 4Triangular ConfigurationNon-triangularF 5Comprising a HandleRemove Handle, Grooved at the Side of Iron Device A 8Rheostat (Altering the Temperature of said Heat Element) Self-adjustable Temperature Device B D- Change a Connection E- Connect Something to Something Else F- Change an Attribute

12. US5901481 Using Trend Method by EvPotPlus Hierarchs of Components from The Patent What Can I Change? Draw Plots Ideas!

13. US5901481 Ironing Device for Infant and Children's Clothing

14. US5901481 Claims Chart 1 2 4 3 14 15 16 17 20 19 5 6 7 10 8 9 11 12 13 18

15. 1. Hierarchs of Components Claims Structure with Components No.Components 2~4soleplate x3scratch resistant material 4housing x5handle 6water reservoir 6steam discharge passage means 7groove 8rheostat

16. 1. Hierarchs of Components Claims Structure with Components A- Take Something Away B- Substitute Something C- Remove Connection No.US5901481Design AroundRules 3Sole-plate coated with Scratch Resistant Material Resistible Sole-plate without coated A 4Triangular ConfigurationNon-triangularF 5Comprising a HandleRemove Handle, Grooved at the Side of Iron Device A 8Rheostat (Altering the Temperature of said Heat Element) Self-adjustable Temperature Device B D- Change a Connection E- Connect Something to Something Else F- Change an Attribute

17. 3. Draw Plots Rheostat

18. 4. Ideas! Claim 8  Self-adjustable Temperature Device How to Implement? (23 Ideals for One Component) –Step1: Measure The Temperature –Step2: Control Temperature Rapid High or Low to The Setting Temperature –Step3: Find The Control Unit Such as Power Control Chips, …

19. 4. Ideas! Claim 8  Self-adjustable Temperature Device Method for Step 1 Measure Temperature 測量溫度 –E03_Barkhausen effect 巴克豪森效應： –E55_Hopkins effect –E60_Move through the Curie point –E67_Peltier effect 珀爾帖效應：為日後研發致冷晶片的基礎 –E71_Thermo-electrical phenomena (mostly thermocouples) –E75_Thermal expansion 熱膨脹 –E76_Thermobimetals 熱雙金屬片 –Heat distribution and the change it causes in the object's internal frequency of vibration –Spectrum of radiation (including IR sensors) –Changes in optical, electrical, magnetic properties of substances

20. Claim 8  Self-adjustable Temperature Device Method for Step 2 Decrease temperature 降低溫度 –Phase transitions –E58_Joule-Thomson effect 焦耳 - 湯姆生效應 : 氣體在既不作功又不傳熱情況下因膨脹而引起的溫度變化 –Rank Effect –Magnetic calorie effect –E72_Thermoelectric phenomena 熱電效應

21. Claim 8  Self-adjustable Temperature Device Method for Step 2 Increase temperature 提高溫度 –Electromagnetic induction –Vortical currents –Surface effect –Dielectric heating –Electronic heating –Electrical charges –Absorption of radiation by the substance –Thermo-electrical phenomena

22. ATTRIBUTE CUSTOMER A IFR CUSTOMER B IFR PROVIDER IFR etc ATTRIBUTE CONFLICTS IFR Attribute Key questions when looking for conflicts: ‘Is there anyone who does not want this IFR?’ Why? ‘Is there a new attribute we should be thinking about?’ Color Power Force Pressure Temperature Surface Area Volume Weight 0 By Condition