BS ISO BRITISH STANDARD 16156:2004 Machine-tools safety Safety requirements for the design and construction of work holding chucks ICS 25.080.01 BSi NO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAW British Standards BS ISO 16156:2004 National foreword This British Standard reproduces verbatim IS0 16156:2004 and implements it as the UK national standard. The UK participation in its preparation was entrusted to Technical Committee MTE/1, Machine tools, which has the responsibility to: aid enquirers to understand the text; present to the responsible international/European committee any enquiries on the interpretation, or proposals for change, and keep the UK interests informed; monitor related international and European developments and promulgate them in the UK. A list of organizations represented on this committee can be obtained on request to its secretary. Cross-references The British Standards which implement international publications referred to in this document may be found in the BSI Standards Catalogueunder the section entitled "International Standards Correspondence Index", or by using the “"Search" facility of the BSI Electronic Catalogue or of British Standards Online. This publication does not purport to include all the necessary provisions of a contract. Users are responsible for its correct application. Compliance with a British Standard does not of itself confer immunity from legal obligations. This British Standard was published under the authority Summary of pages of the Standards Policy and This document comprises a front cover, an inside front cover, the ISO title page, Strategy Committee on 3March 2004 pages i to iv, pages 1 to 6, an inside back cover and a back cover TheBSI copyright date displayed in this document indicates when the documentwaslastissued. Amendments issued since publication Amd. No. Date Comments @ BSI 3 March 2004 ISBN0580434494 BS IS016156:2004 ISO INTERNATIONAL STANDARD 16156 First edition 2004-02-01 Machine-tools safety - Safety requirements for the design and construction of work holding chucks Sécurite des machines-outils-Prescriptions de sécurite pourla conception et laconstruction des mandrins porte-pieces Reference number ISO 16156:2004(E) ISO BS IS0 16156:2004 ii BSIS016156:2004 Foreword IsO (the International Organization for Standardization)is a worldwide federation of national standards bodies (iSO member bodies). The work of preparing International Standards is normally carried out through IsO non-governmental, in liaison with IsO, also take part in the work. Iso collaborates closely ywith the InternationalElectrotechnicalCommission(lEC)onallmattersofelectrotechnicalstandardization. International Standards are drafted in accordance with the rules given in the ISO/lEc Directives, Part 2. The main task of technical committees is to prepare International Standards. Draft International Standards adopted by the technical committees are circulated to the member bodies for voting. Publication as an International Standard requires approval by at least75%of the member bodies castinga vote Attention is drawn to the possibility that some of the elements of this document may be the subject of patent rights. IsO shall not be held responsible for identifying any or all such patent rights. ISO 16156 was prepared by Technical Committee ISO/TC 39, Machine tools, Subcommittee SC 8, Work holding spindles and chucks. BS IS0 16156:2004 Introduction iv BS IS0 16156:2004 Machine-tools safety Safety requirements for the design and construction of work holding chucks 1 Scope This International Standard sets out the requirements and/or measures to remove the hazards and limit the risk on work holding chucks which are defined in 3.1. It covers all the hazards relevant to this component, as listed in Clause 4. The requirements concern designers, manufacturers, suppliers and importers of work holding chucks. It also includes information which the manufacturer shall provide for the