Location History:
- Heilongjiang, CN (2013)
- Qiqihar, CN (2018)
Company Filing History:
1 out of 10 
1 out of 14 Years Active: 2013-2018
Title: Shihui Duan: Innovator in Railway Technology
Introduction
Shihui Duan is a notable inventor based in Qiqihar, China. He has made significant contributions to railway technology, particularly in the design of suspension systems for railway vehicles. With a total of 2 patents, his work focuses on enhancing the performance and reliability of railway bogies.
Latest Patents
One of Shihui Duan's latest patents is a "Bogie and axle box suspension positioning device thereof." This invention provides an axle box suspension positioning device for railway vehicles, featuring a guide column assembly that includes a fixed end connected to the vehicle's frame and a free end that is extendable and retractable from an opening of the axle box. The device incorporates an elastic positioning component that limits the movement of the free end, ensuring a high level of positioning rigidity. Additionally, he has developed a bogie that comprises a bolster, two side frames, and four constant contact dampers. This design addresses the technical challenge of maintaining consistent damping spring deformation, regardless of whether the car is empty or loaded, thereby improving the overall damping effect of the bogie.
Career Highlights
Shihui Duan has worked with prominent companies in the railway sector, including CRRC Qiqihar Rolling Stock Co., Ltd. and Qiqihar Railway Rolling Stock Co., Ltd. His experience in these organizations has allowed him to apply his innovative ideas to real-world applications, contributing to advancements in railway technology.
Collaborations
Throughout his career, Shihui Duan has collaborated with several professionals in the field, including Pingwei Yin and Shifeng Xu. These collaborations have fostered a creative environment that encourages the development of cutting-edge solutions in railway engineering.
Conclusion
Shihui Duan's contributions to railway technology through his patents and collaborations highlight his role as an innovator in the field. His work continues to influence the design and functionality of railway vehicles, ensuring safer and more efficient transportation solutions.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.