FINAL INTERNATIONAL ISO/FDIS DRAFT STANDARD 17450-2 ISO/TC213 Geometrical product specifications Secretariat: DS (GPS) General concepts ： Voting begins on: 2012-06-14 Part 2: Voting terminates on: Basic tenets, specifications, operators, 2012-08-14 uncertainties and ambiguities Spécification géométrique des produits (GPS) - Concepts generaux - Partie 2: Principes de base, spécifications, opérateurs incertitudes et ambiguités Please see the administrative notes on page ili SUBMIT, WITH THEIR COMMENTS, NOTIFICATION OF ANY RELEVANT PATENT RIGHTS OF WHICH THEYAREAWAREANDTOPROVIDESUPPOR TING DOCUMENTATION EVALUATIONAS Reference number BEING ACCEPTABLE FOR INDUSTRIAL, TECHNO- LOGICAL, COMMERCIAL AND USER PURPOSES ISO/FDIS 17450-2:2012(E) DRAFT INTERNATIONAL STANDARDS MAY ON ISO OCCASION HAVE TO BE CONSIDERED IN THE LIGHT OF THEIR POTENTIALTO BECOME STAN- DARDS TO WHICH REFERENCE MAY BE MADE IN @ ISO 2012 by IHS underI cense from IHS Not for Resale ISO/FDIS 17450-2:2012(E) Copyright notice under the applicable laws of the user's country, neither this IsO draft nor any extract from it may be reproduced, or otherwise, without prior written permission being secured. Requests for permission to reproduce should be addressed to either IsO at the address below or IsO's member body in the country of the requester. ISO copyright office Case postale 56 · CH-1211 Geneva 20 Tel. + 41 22 749 01 11 Fax + 41 22 749 09 47 E-mail copyright@iso.org Web www.iso.org Reproduction may be subject to royalty payments or a licensing agreement. Violators may be prosecuted. ISO 2012-All rights reserved rmitted without license from IHS Not for Resale ISO/FDIS 17450-2:2012(E) ISO/CENPARALLEL PROCESSING This final draft has been developed within the International Organization for Standardization (isO), and processed under the Iso-lead mode of collaboration as defined in the Vienna Agreement. The final draft was established on the basis of comments received during a parallel enquiry on the draft. This final draft is hereby submitted to the ISO member bodies and to the CEN member bodies for a parallel two-month approval vote in ISO and formal vote in CEN. Positive votes shall not be accompanied by comments. Negative votes shall be accompanied by the relevant technical reasons. ii Not for Resale