Company Filing History:
3 out of 5 
1 out of 6 Years Active: 2018-2025
Title: Yongfu Xu: Innovator in Circuit Breaker Technology
Introduction
Yongfu Xu is a prominent inventor based in Shanghai, China. He has made significant contributions to the field of low-voltage electric appliances, particularly in the design and functionality of circuit breakers. With a total of 4 patents to his name, Xu's innovations have enhanced the performance and efficiency of electrical systems.
Latest Patents
Yongfu Xu's latest patents include an operating mechanism of a circuit breaker and an assembling breaker. The first patent describes an operating mechanism where two ends of a first spring are rotationally connected to a rocker arm assembly and a first crank through respective spring shafts. This design allows for a compact assembly while ensuring effective operation. The second patent focuses on a double-slider mechanism that reduces the space requirement of the operating mechanism while increasing the opening distance of a moving contact, thereby improving breaking performance.
Career Highlights
Throughout his career, Yongfu Xu has worked with notable companies such as Chint Low Voltage Electrical Technology Co., Ltd. and Noark Electrics (Shanghai) Co., Ltd. His experience in these organizations has allowed him to refine his skills and contribute to advancements in electrical technology.
Collaborations
Yongfu Xu has collaborated with several professionals in his field, including Denggui Ao and Hao Fu. These partnerships have fostered innovation and the sharing of ideas, further enhancing the development of circuit breaker technology.
Conclusion
Yongfu Xu's contributions to circuit breaker technology exemplify his dedication to innovation in the electrical industry. His patents reflect a commitment to improving the efficiency and performance of low-voltage electric appliances.