IE_Lecture09-ed

IE_Lecture09-ed - Lecture 9 Industrial Ergonomics (ENGR...

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Lecture 9 Industrial Ergonomics (ENGR 3460U) Workplace, Equipment and Tool esign (2) Design (2) structor: Dr Ahmad Barari Instructor: Dr. Ahmad Barari Barari- ENGR 3460U 1
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Design Strategies • Design for extremes (minimax) – Min clearance for max individual – Max reach for min individual • Design for adjustability – Preferred approach – Trade-off with cost esign for the average Design for the average – Cheap but least preferred or big machines Barari- ENGR 3460U 2 – For big machines
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esign Approach Design Approach etermine critical body dimensions Determine critical body dimensions • Define population served • Select design strategy • Select % accommodated • Find appropriate anthropometric values dd allowances Add allowances • Test!! Barari- ENGR 3460U 3
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Ex. 5.2 – Seating Design Barari- ENGR 3460U 4
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Barari- ENGR 3460U 5
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Barari- ENGR 3460U 6
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lbow rest height Elbow rest height – Upper arm hanging down – Elbow at 90 ˚ • Also determined by
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IE_Lecture09-ed - Lecture 9 Industrial Ergonomics (ENGR...

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