July 12, 201312 yr Hello, QFD is used to convert Customer Requirements in to Technical Specifications. Above the Technical Specification Matrix, triangle shaped Co-relation matrix is there which gives nature of relation between technical specifications. Wherever negative co-relation between two technical specification is there that problem can be solved by TRIZ. 40x40 TRIZ Matrix can be used to resolve trade off between those selected technical specifications.
July 14, 201312 yr Nestinga. Contain the object inside another which, in turn, is placed inside a third objectb. Pass an object through a cavity of another objectExamples:Telescoping antennaChairs which stack on top of each other for storageMechanical pencil with lead stored inside
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