This inventor holds 1 USPTO granted patent and 1 published patent application and 1 EPO patent. Top assignee: Nhk Spring Co., Ltd.. Active years: 2020.
Company Filing History:
Years Active: 2020
Title: Yusuke Kumagawa: Innovator in Coil Spring Manufacturing
Introduction
Yusuke Kumagawa is a notable inventor based in Yokohama, Japan. He has made significant contributions to the field of manufacturing, particularly in the design and functionality of coiling machines.
Latest Patents
Kumagawa holds a patent for a coiling machine and manufacturing method of coil spring. This innovative machine includes a material guide, first pin, second pin, pitch tool, cutting tool, heating device, temperature sensor, and controller. The design allows a material to be bent between the first and second pins to form an arc part. The controller selects control data corresponding to the temperature of the material from a range of processing temperatures. As the temperature of the material increases, the positions of the first and second pins are adjusted to increase the radius of curvature of the arc part. Additionally, the cutting tool's position is controlled to ensure a gap between the center of curvature and the cutting tool increases.
Career Highlights
Kumagawa is associated with Nhk Spring Co., Ltd., where he has been instrumental in advancing manufacturing techniques. His work has led to improved efficiency and precision in coil spring production.
Collaborations
Kumagawa collaborates with Takeshi Furuse, contributing to innovative projects within the company.
Conclusion
Yusuke Kumagawa's contributions to coil spring manufacturing through his patented coiling machine demonstrate his commitment to innovation in the field. His work continues to influence manufacturing practices and improve product quality.