Yi Jia Chang

Title: Yi Jia Chang: Innovator in Power Tools and Electric Motors

Introduction

Yi Jia Chang is a notable inventor based in Dongguan, China. He has made significant contributions to the field of power tools and electric motors, holding two patents that showcase his innovative spirit and technical expertise.

Latest Patents

One of Yi Jia Chang's latest patents is for power tools with integrated circuit boards. This invention features a power tool that includes a casing, a brushless motor mounted inside the casing, a user-actuated switch, and a circuit board. The design allows for a single, integrated circuit board, which reduces manufacturing costs and enhances electrical safety. Another significant patent is for an electric motor that includes a stator capable of producing a magnetic field and defining an opening, along with a rotor partially disposed within that opening. This rotor consists of a shaft, multiple first core portions, and a second core portion, all working together to create a rotor magnetic core. The design also incorporates a unique airflow path that improves efficiency.

Career Highlights

Yi Jia Chang has worked with prominent companies in the industry, including TTI (Macao Commercial Offshore) Limited and Techtronic Industries Company Limited. His experience in these organizations has allowed him to refine his skills and contribute to the development of innovative products.

Collaborations

Some of his notable coworkers include Denis Gaston Fauteux and Hei Man Lee. Their collaboration has likely fostered an environment of creativity and innovation, leading to advancements in their respective fields.

Conclusion

Yi Jia Chang's contributions to the fields of power tools and electric motors demonstrate his commitment to innovation and excellence. His patents reflect a deep understanding of technology and a desire to improve manufacturing processes and product safety.