9. Glossary
Function
Action on the product. A function is formulated by an infinitive verb followed by a complement. It must make no reference to solutions.
Technical function (FT)
Internal product action (between components) defined by the designer-implementer, as part of a solution, to ensure service functions.
Primary function (PF)
Function for which the product or component is created.
Complementary function (CF)
Any function other than the main function(s).
User
Entity that researches a product, issues specifications for it, with a view to its acquisition and use by itself or others.
Product
A product must be the best compromise,...
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Bibliography
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Regulations
AFNOR NF X 50-100 November 2011: Value Management – Functional analysis, fundamental characteristics – Functional analysis: functional analysis of the need (or external) and technical/product functional analysis (or internal) – Requirements for deliverables and implementation procedures
AFNOR NF X 50-151 September 2007: Value Management – Functional expression of need...
Websites
The " Sciences de l’Ingénieur " website provides comprehensive examples of functional analysis. This link will take you directly to the list of available examples. In the "Resources" tab, type in the keyword "Functional analysis".
INPI (the Soleau envelope in practice) is available...
Acronyms and abbreviations
AF: functional analysis
AFE: external functional analysis
AFI: internal functional analysis
FAST: Function Analysis System Technic
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