DESIGN AND FABRICATION OF DRAIN COVER BY CASTING ...
DESIGN AND FABRICATION OF DRAIN COVER BY CASTING ...
DESIGN AND FABRICATION OF DRAIN COVER BY CASTING ...
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123.3.1 Preliminary Concept DesignTable 3.1: Preliminary concept evaluationCriteria Concept A Concept B Concept C Concept DLightweight NO YES NO YESAnti-rusting NO YES NO YESStrong YES NO YES YESGood looking YES YES NO YES3.3.2 Concept Screening MethodsTable 3.2: Concept Screening MethodsConcepts variantsSelectioncriteria A B C REF.Lightweight 0 0 _ 0Anti-rusting + 0 0 0Strong + 0 + 0Good looking _ + 0 0Ease of production + 0 0 0Pluses 3 1 1Sames 2 5 4Minuses 1 0 1Net 2 1 0Rank 1 2 3Continue? Yes Yes No
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