Changqing Cai

Title: **Changqing Cai: Innovator in Mass Measurement Technologies**

Introduction

Changqing Cai is a prominent inventor located in Beijing, China, whose work focuses primarily on advancements in mass measurement technologies. With a total of three patents to his name, Cai is recognized for his innovative contributions that enhance the accuracy and efficiency of handling large weights in various industrial applications.

Latest Patents

Changqing Cai's latest patents represent significant advancements in the field of automatic systems and high-precision measurement devices.

1. **Automatic Large-Mass-Weight Handling System**: This invention features an advanced design that includes a weight picking device, a driving device, and a weight transferring mechanism composed of both horizontal and vertical rails. The control unit allows for automated movement in both the horizontal and vertical directions, showcasing a high level of innovation in handling large weights efficiently.

2. **High Accuracy Measuring Device for Measuring Large Mass**: This device is engineered for precise mass measurement and consists of a main frame, a main beam with central and side knives, and a sophisticated balancing and weighting system. The technology utilizes a high temperature-cryogenic cycling process to ensure accuracy, alongside a control system that synchronizes operations between the balancing and weighting systems.

Career Highlights

Cai is currently associated with the National Institute of Metrology, an institution renowned for its rigorous standards in measurement and calibration. His role at the institute allows him to contribute significantly to research and development in measurement technologies.

Collaborations

Throughout his career, Changqing has worked closely with notable coworkers, including Jian Wang and Xiaoping Ren. Their collaboration has led to breakthroughs in measurement methodologies and systems design, further establishing Cai as a significant figure in the field.

Conclusion

Changqing Cai's innovative patents and contributions to mass measurement technology have made a notable impact in his field. His ongoing work at the National Institute of Metrology and collaborations with fellow researchers continue to push the boundaries of efficiency and precision in large-mass handling systems. Through his inventions, Cai exemplifies the spirit of innovation that drives progress in industrial measurement technologies.