ISO INTERNATIONAL STANDARD 10068 Second edition 2012-12-01 Mechanical vibration and shock Mechanical impedance of the human hand-arm system at the driving point Vibrations et chocs mécaniques - Impédance mecanique du systeme main-bras au point d'entrée Reference number IS0 10068:2012(E) LSO IS02012 HS under Not for Resale IS0 10068:2012(E) COPYRIGHTPROTECTEDDOCUMENT ISO2012 All rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized in any form or by any means, electronic or mechanical, including photocopying and microfilm, without permission in writing from either IsO at the addressbeloworIso'smemberbodyinthecountryoftherequester. ISO copyright office Case postale 56:CH-1211 Geneva 20 Tel.+41227490111 Fax +41 22 749 09 47 E-mail copyright@iso.org Web www.iso.org Published in Switzerland @ IS0 2012 - All rights reserved No reproductic networking permited without license from IHS Not for Resale IS0 10068:2012(E) Contents Page Foreword ..iv Introduction ..V 1 Scope. .1 2 Terms and definitions 3 Mechanical impedance of the hand-arm system at the driving point ..2 4 Applicability of values of impedance ..8 5 Applications .10 5.1 General .10 5.2 Evaluation of the transmissibility of resilient materials when loaded by the hand. arm system 10 5.3 Models of the hand-arm system 11 5.4 Estimation of power absorbed in the hand-arm system and its frequency dependence...11 Annex A (normative) Reference values for the zh-component of the mechanical impedance of the. hand-arm system 12 Annex B (informative) Model 1 ..14 Annex C (informative) Model 2 ..19 Annex D (informative) Model 3 .24 Annex E (informative) Model of the gloved hand-arm system ..29 Annex F (informative) Examples of frequency dependence derived from vibration power absorption .32 Annex G (informative) Measurement of the mechanical impedance ofthe hand-arm system ...36 Bibliography .37 iii license from IHS Not for Resale