This inventor holds 5 USPTO granted patents and 3 published patent applications. Top assignees: Zhejiang University, Hangzhou Kangyuan Food Technology Co., Ltd, Hangzhou Longyu Biotechnology Co., Ltd. Active years: 2024-2026.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Company Filing History:
4 out of 1,280 
1 out of 2 
1 out of 1 Years Active: 2024-2026
Title: Innovations of Junhui Zhang
Introduction
Junhui Zhang is a notable inventor based in Hangzhou, China. He has made significant contributions to the field of hydraulic systems, holding 5 patents that showcase his innovative approach to engineering challenges.
Latest Patents
One of his latest patents is a testing device for multiple piston assembly of a cam-lobe hydraulic motor. This invention discloses a testing device and method that involves installing N cylinder blocks on a cylinder block base, with piston assemblies to be tested mounted on these blocks. A driving plate is integrated into the design, featuring uniformly-distributed clamping grooves that facilitate synchronous rotation of the cylinder blocks. This innovative mechanism allows for precise adjustments in the pressure angle between the driving shaft and each piston assembly.
Another significant patent by Junhui Zhang is a constant value method for detecting and evaluating internal leakage in hydraulic cylinders, along with a corresponding detection device. This method involves measuring an accurate pressure drop value of internal leakage and determining if the hydraulic cylinder meets specific standards. The detection device includes essential components such as a motor, hydraulic pump, directional valve, and pressure sensor, which work together to ensure accurate evaluations of hydraulic performance.
Career Highlights
Junhui Zhang is affiliated with Zhejiang University, where he continues to advance his research and development in hydraulic technologies. His work is characterized by a commitment to innovation and practical applications in engineering.
Collaborations
He collaborates with esteemed colleagues, including Bing Xu and Huaizhi Zong, contributing to a dynamic research environment that fosters creativity and technical advancement.
Conclusion
Junhui Zhang's contributions to hydraulic systems through his patents reflect his dedication to innovation and engineering excellence. His work not only enhances the understanding of hydraulic mechanisms but also paves the way for future advancements in the field.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile