Location History:
- Hitachi, JA (1977)
- Katsuta, JP (1982 - 1989)
Company Filing History:
Years Active: 1977-1989
Title: Hideo Usui: Innovator in Air Conditioning Technology
Introduction
Hideo Usui is a prominent inventor based in Katsuta, Japan. He has made significant contributions to the field of air conditioning technology, holding a total of 4 patents. His work focuses on enhancing the efficiency and functionality of air conditioning systems.
Latest Patents
One of Usui's latest patents is a variable displacement wobble plate compressor with a capacity control valve. This innovative compressor design includes a housing that forms a crank chamber, a shaft, and expansible chambers with pistons. The swash plate, connected to the shaft, can smoothly change its inclination, allowing for efficient operation. The compressor also features a wobble plate that rotates on the swash plate and a pressure control valve that regulates the refrigerant pressure based on suction and discharge pressures. Additionally, the refrigerant passage is designed to separate lubrication oil from the refrigerant, ensuring optimal performance.
Another notable patent is a temperature control method and apparatus for air conditioners. This method allows for precise control of room temperature by adjusting a temperature control element according to the required cooling power. The system monitors the temperature of the chilled air and prevents it from becoming excessively cold, ensuring comfort and energy efficiency.
Career Highlights
Hideo Usui is currently employed at Hitachi, Ltd., where he continues to innovate in the field of air conditioning technology. His work has significantly impacted the efficiency and effectiveness of air conditioning systems, making them more user-friendly and environmentally friendly.
Collaborations
Throughout his career, Usui has collaborated with notable colleagues, including Atsushi Suginuma and Kenichi Kawashima. These collaborations have fostered a creative environment that has led to groundbreaking advancements in air conditioning technology.
Conclusion
Hideo Usui is a distinguished inventor whose contributions to air conditioning technology have made a lasting impact. His innovative patents and collaborative efforts continue to shape the future of efficient climate control systems.