Research Article
Product Form Evolutionary Design Integrated with TRIZ Contradiction Matrix
Table 3
Design analysis of the experimental handheld head massager.
| | Design requirement attribute | Design analysis |
| | Massager running state display (M1) | Voice reminder device (N1) | | Intensity switch position (M2) | Intensity switch position (N2) | | Massage method (M3) | Handle shape and size (N3) | | Massage duration (M4) | Massager control logics (N4) | | Massager weight (M5) | Handle material and size (N5) | | Accuracy (M6) | Voice reminder device (N6) | | Recognition degree (M7) | Logic control of display light (N7) | | Controllability (M8) | Handle shape and size (N8) | | Comfort of handle grip (M9) | Handle shape and material (N9) | | Stability of handle grip (M10) | Handle structure and size (N10) | | Force feedback (M11) | Massager nodes and logic control (N11) | | Comfort (M12) | Massager motor intensity, node material, and control logics (N12) | | Convenience (M13) | On/off intensity switch (N13) | | Safety (M14) | Massager node material (N14) | | Intelligence (M15) | Massager control logics (N15) |
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