SAE TECHNICAL PAPERSERIES 2002-01-2990 Improving the Aerodynamic Efficiency of High Lift Devices by a Stiffness Oriented Re-design with Tailored Laminates C. Anhalt, H.P.Monner and E.Breitbach GermanAerospaceCenter (DLR),InstituteofStructural Mechanics World Aviation Congress & Display Phoenix,Arizonia November 5-7, 2002 SAEInternational 400 Commonwealth Drive, Warrendale, PA15096-0001U.S.A. Tel:(724)776-4841 Fax:(724)776-5760 Web: www.sae.org without the prior written permission of SAE. Forpermissionandlicensingrequestscontact: SAEPermissions 400CommonwealthDrive Warrendale,PA15096-0001-USA Email:permissions@sae.org Fax: 724-772-4891 Tel: 724-772-4028 Global Mobility Database All SAEpapers,standards,and selected books areabstractedand indexedin the Global MobilityDatabase For multiple print copies contact: SAECustomerService Tel: 877-606-7323(inside USAandCanada) Tel: 724-776-4970 (outside USA) Fax:724-776-1615 Email:CustomerService@sae.org ISSN0148-7191 Copyright@2002SAE International will be printed with the paper if it is published in SAE Transactions. Persons wishing to submit papers to be considered for presentation or publication by SAE should send the Printed in USA