Engineering & Mechanical Design
•Engineering design process
an iterative decision making activity, to produce plans by which resources are converted, preferably optimally with due consideration for environment into systems and devices (products) to meet human needs.
(Woodson.T.T )
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•Mechanical design process
is the use of scientific principles and technical information along with innovations, ingenuity or imagination in the definition of a machine, mechanical device or system (product) to perform pre specified functions with maximum economy and efficiency.
(Engineering Design Council, UK)