ISO INTERNATIONAL STANDARD 7176-3 Third edition 2012-12-15 Wheelchairs - Part 3: Determination of effectiveness of brakes Fauteuils roulants - Partie 3: Détermination de I'efficacité des freins Reference number IS0 7176-3:2012(E) ISO @IS02012 HS under I n or networking permitted without license from IHS Not for Resale IS0 7176-3:2012(E) COPYRIGHT PROTECTED DOCUMENT 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 [email protected] web www.iso.org Published in Switzerland @ IS0 2012 - All rights reserved Not for Resale IS0 7176-3:2012(E) Contents Page Foreword .iv Introduction. ...vi 1 Scope. 2 Normative references ..1 3 Terms and definitions 4 Principle ..1 5 Apparatus .2 6 Preparation of test wheelchair 7 Brake performance .3 7.1 General .3 7.2 Parking brakes. .4 7.3 Running brakes, normal operation .4 7.4 Running brakes, operation by reverse command .5 7.5 Running brakes, emergency operation. ..5 8 Test report .5 9 Disclosure ..6 Annex A (normative) Brake levers - Determination of operating force ..8 Annex B (informative) Manual running brakes - Determination of performance ..10 Annex C (informative) Running brakes - Alternative test method ..12 Bibliography .14 iii thout license from IHS Not for Resale