31 461995 isbn o 412 72740 4 ballu et al 2001 ballu a

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Unformatted text preview: es are complex, it is worse for the algorithms using these tolerances. In reality, the tolerance representation and the analysis algorithms are chosen for the convenience of the developers rather than the user. It is why the user has great difficulties to understand what happens when he uses commercial packages for tolerance analysis. For the majority of CAT systems, the language used for tolerance specification is a national or international standardized language with its lacks and contradictions. This language is also the mean to communicate between each people involved by tolerance activities. To manage efficiently geometrical variations all along product lifecycle and also to answer to the problems mentioned above, we propose a tolerance representation for the tolerancing process including tolerance specification, tolerance analysis or synthesis and tolerance verification. GeoSpelling, a unified model, is presented as the basis of a complete and coherent tolerancing process. This model allows to...
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This note was uploaded on 08/03/2010 for the course DD 1234 taught by Professor Zczxc during the Spring '10 term at Magnolia Bible.

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