This inventor holds 1 USPTO granted patent. Top assignee: Lg Otis Elevator Company. Active years: 2002.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Company Filing History:
Years Active: 2002
Title: Innovations of Seung Chel Choi in Hydraulic Elevator Systems
Introduction
Seung Chel Choi is a notable inventor based in Koyang, South Korea. He has made significant contributions to the field of hydraulic elevator systems. His innovative approach focuses on enhancing energy efficiency and stability in elevator operations.
Latest Patents
Seung Chel Choi holds a patent for a hydraulic elevator system. This system features an inverter control method that directly manages the flow of pressed oil discharged from a hydraulic pump. By controlling the speed of the motor driving the hydraulic pump, the system improves energy efficiency and stability. The design includes a reverse check valve that connects a hydraulic cylinder, which operates the elevator car, to the hydraulic pump. This valve allows the pressed oil to pass through based on the pressure of the discharged oil while preventing reverse flow during the pump's stoppage. Additionally, a pilot hydraulic cylinder is utilized to apply extra force to the reverse check valve during the lifting, lowering, or emergency stopping of the elevator car.
Career Highlights
Seung Chel Choi is currently associated with LG Otis Elevator Company. His work there emphasizes the development of advanced elevator technologies that prioritize energy efficiency and operational stability.
Conclusion
Seung Chel Choi's innovative contributions to hydraulic elevator systems demonstrate his commitment to improving technology in the elevator industry. His patent reflects a significant advancement in energy efficiency and operational reliability.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile