1. National Institute of Technology,Wakayama College,Dept. of Intelligent Mechanical Engineering,Gobo,Wakayama,Japan
2. National Institute of Technology,Tokyo College,Dept. of Mechanical Engineering,Hachioji,Tokyo,Japan
3. National Institute of Technology,Ichinoseki College,Dept. of Mechanical Engineering,Ichinoseki,Iwate,Japan
4. Mie Prefecture Industrial Research Institute,Tsu,Mie,Japan
5. Mie University,Faculty of Engineering,Dept. of Mechanical Enginerring,Tsu,Mie,Japan