%0 Journal Article %A M. H. Nagrial and J. Rizk and A. Hellany %D 2011 %J International Journal of Mechanical and Mechatronics Engineering %B World Academy of Science, Engineering and Technology %I Open Science Index 55, 2011 %T Design of Synchronous Torque Couplers %U https://publications.waset.org/pdf/11651 %V 55 %X This paper presents the design, analysis and development of permanent magnet (PM) torque couplers. These couplers employ rare-earth magnets. Based on finite element analysis and earlier analytical works both concentric and face-type synchronous type couplers have been designed and fabricated. The experimental performance has good correlation with finite element calculations. %P 1319 - 1324