KIYOSU, Japan–(BUSINESS WIRE)–Toyoda Gosei Co., Ltd. (TOKYO:7282) has developed a lighter weight oil pump, one of the component parts in automobile transmissions, by making some sections of the pump with plastic instead of metal. Oil pumps circulate oil to decrease friction in the transmission gears and bearings. Toyoda Gosei has leveraged one of its core technologies, precision molding of plastics, to make gears and other components of oil pumps with plastic. This cuts the weight of the pump
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