速水発条 Company Profile

Rotational force × Expanding dream = Hayamizu

A spring (hatsujou) refers to a mainspring. A mainspring is a product that can store rotational force (torque), in other words, "a product that can accumulate energy." Utilizing this characteristic, it is used as a power source in various products. Among them, the mainspring for seatbelt retractors is supplied to various automobile manufacturers and boasts the top market share in the country. Hayami Spring Co., Ltd. continues to refine its development and design capabilities as well as its production technology to meet strict quality standards and advanced performance specifications, while also creating new value. Through manufacturing, we strive to contribute to the development of a harmonious and prosperous society.