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Product Specifications

Product Specifications. Teaching materials to accompany: Product Design and Development Chapter 6 Karl T. Ulrich and Steven D. Eppinger 5th Edition, Irwin McGraw-Hill, 2012. Product Design and Development Karl T. Ulrich and Steven D. Eppinger 5th edition, Irwin McGraw-Hill, 2012.

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Product Specifications

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  1. Product Specifications Teaching materials to accompany: Product Design and DevelopmentChapter 6 Karl T. Ulrich and Steven D. Eppinger5th Edition, Irwin McGraw-Hill, 2012.

  2. Product Design and DevelopmentKarl T. Ulrich and Steven D. Eppinger5th edition, Irwin McGraw-Hill, 2012. Chapter Table of Contents: • Introduction • Development Processes and Organizations • Opportunity Identification • Product Planning • Identifying Customer Needs • Product Specifications • Concept Generation • Concept Selection • Concept Testing • Product Architecture • Industrial Design • Design for Environment • Design for Manufacturing • Prototyping • Robust Design • Patents and Intellectual Property • Product Development Economics • Managing Projects

  3. Concept Development Process Mission Statement Development Plan Identify Customer Needs Establish Target Specifications Generate Product Concepts Select Product Concept(s) Test Product Concept(s) Set Final Specifications Plan Downstream Development Perform Economic Analysis Benchmark Competitive Products Build and Test Models and Prototypes Target Specs Based on customer needs and benchmarking Final Specs Based on selected concept, feasibility, models, testing, and trade-offs

  4. The Product Specs Process • Set Target Specifications • Based on customer needs and benchmarks • Develop metrics for each need • Set ideal and acceptable values • Refine Specifications • Based on selected concept and feasibility testing • Technical modeling • Trade-offs are critical • Reflect on the Results and the Process • Critical for ongoing improvement

  5. Product Specifications Example:Mountain Bike Suspension Fork

  6. Start with the Customer Needs

  7. Establish Metrics and Units

  8. Metrics Exercise: Ball Point Pen Customer Need:The pen writes smoothly.

  9. Link Metrics to Needs

  10. Benchmark on Customer Needs

  11. Benchmark on Metrics

  12. Assign Marginal and Ideal Values

  13. Concept Development Process Mission Statement Development Plan Identify Customer Needs Establish Target Specifications Generate Product Concepts Select Product Concept(s) Test Product Concept(s) Set Final Specifications Plan Downstream Development Perform Economic Analysis Benchmark Competitive Products Build and Test Models and Prototypes Target Specs Based on customer needs and benchmarking Final Specs Based on selected concept, feasibility, models, testing, and trade-offs

  14. KitKat Crunch Nestlé Crunch Hershey’s w/ Almonds Hershey’s Milk Chocolate Chocolate Perceptual Mapping Exercise Opportunity?

  15. Trade-off Curvesfor Three Concepts Specification Trade-offs Estimated Manufacturing Cost ($) Score on Monster (Gs)

  16. Set Final Specifications

  17. Quality Function Deployment(House of Quality) technical correlations relative importance engineering metrics benchmarking on needs customer needs relationships between customer needs and engineering metrics target and final specs

  18. Other Images

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