Rubber transmission belt manufacturer Mitsuboshi Belting Ltd. (TYO:5192) is moving aggressively into the field of metal parts for automobiles. At its recent global distributor meeting held in Kobe, the company has introduced its new product Smastar, a spring-loaded alternator pulley. The pulley’s built-in coil spring allows it to absorb engine rotational fluctuations, helping, the company says, to control belt noise,...