Suncall Corporation, Kyoto, Japan, est. 1943) specializes in precision springs and functional components. Robotics-related: high-precision valve springs, transmission springs, accordion springs, variable valve timing spiral springs, and precision-shaped materials. Develops rehabilitation/walking assist robots (e.g., Orthobot series), compact actuators for HDD, and sensor-integrated safety devices. Focus on high-strength, fatigue-resistant materials for automotive, medical, and emerging robotic applications.
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