ISO INTERNATIONAL STANDARD 1413 Third edition 2016-04-01 Horology Shock-resistant wrist watches Horlogerie Montres-bracelet resistant aux chocs Reference number ISO 1413:2016(E) ISO International Organization for Standardization See=ZHEJIANG INST OF STANDARDIZATION C1 5956617 @IS02016 vided by IHS under Not for Resale, 2016/6/2 09:00:44 r retworking permitted without license from IHS IS0 1413:2016(E) COPYRIGHTPROTECTEDDOCUMENT IS0 2016, Published in Switzerland All rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized otherwise in any form or by any means, electronic or mechanical, including photocopying, or posting on the internet or an intranet, without prior written permission. Permission can be requested from either ISO at the address below or ISO's member body in the country of the requester. ISO copyright office Ch. de Blandonnet 8 . CP 401 CH-1214 Vernier, Geneva, Switzerland Tel. +41 22 749 01 11 Fax +41 22 749 09 47 copyright@iso.org www.iso.org icensee-ZHEJIANG INST OF STANDARDIZAoISQ 06 - All rights reserved Not for Resale, 2016/6/2 09:00:4 networking permited without license from IHS IS0 1413:2016(E) Contents Page Foreword ..iv Introduction. ..V 1 Scope. ..1 2 Normative references 3 Terms and definitions ..1 4 Test conditions . .2 4.1 Test temperature .2 4.2 Water resistance .2 4.3 Shock characteristics 2 4.4 Test apparatus. .2 4.4.1 Material 2 4.4.2 Shock test apparatus 2 4.4.3 Free-fall test apparatus 2 4.5 Preliminary settings of the test samples 3 4.5.1 Determination of the rate for mechanical watches. 3 4.5.2 Determination of the rate for quartz watches 3 4.5.3 Determination of the watch head setups. .3 5 Test method 3 5.1 General 33 5.2 Procedure for shocks on watch heads 5.2.1 General. 3 5.2.2 First shock. .4 5.2.3 Second shock 5 5.2.4 Third shock .6 5.3 Procedure for free-fall test (complete watch) 7 5.3.1 General. ..7 5.3.2 First free fall 7 5.3.3 Second free fall .7 5.3.4 Requirements after free-fall shocks .8 6 Marking ..8 Annex A (normative) Shocks characteristics verification ..9 Annex B (informative) Example of apparatus for three first shocks (shock test apparatus) ..13 Annex C (informative) Example of test apparatus for free-fall shock ..18 Annex D (normative) Flow charts. ..23 Annex E (informative) Shock description and consequences of exposure .25 Bibliography ..28 ii icensee=ZHEJIANG INST OF STANDARDIZATION C1 5956617 d without license from IHS