Location History:
- Kawasaki, JP (1990 - 1991)
- Kawasaki City, JP (1991)
Company Filing History:
Years Active: 1990-1991
Title: Innovations by Tatsuo Aruga
Introduction
Tatsuo Aruga is a notable inventor based in Kawasaki, Japan. He has made significant contributions to the field of internal combustion engines, holding a total of 5 patents. His work focuses on enhancing engine efficiency and reducing component size and weight.
Latest Patents
One of his latest patents is for an internal combustion engine with a crankcase ventilation system. This innovative design includes a cylinder block and an oil pan that define a crankcase. The crankshaft is rotatably held within the crankcase and features a counterweight. The cylinder block is equipped with a fresh air inlet passage that connects the crankcase to the outside environment. This passage is strategically positioned to be periodically covered and uncovered by the counterweight during crankshaft rotation, optimizing ventilation.
Another significant patent is for a chain cover apparatus for engines. This design aims to minimize the size, weight, and number of parts required for the chain cover. The chain cover features a cylindrical hollow projection that accommodates an oil pump driven by the crankshaft. This innovative approach simplifies the assembly and enhances the overall efficiency of the engine.
Career Highlights
Tatsuo Aruga is currently employed at Nissan Motor Company Limited, where he continues to innovate in the automotive sector. His work has contributed to advancements in engine technology, making vehicles more efficient and environmentally friendly.
Collaborations
Throughout his career, Aruga has collaborated with notable colleagues such as Yoshio Iwasa and Eiichi Matsumoto. These partnerships have fostered a creative environment that encourages the development of groundbreaking technologies.
Conclusion
Tatsuo Aruga's contributions to the field of internal combustion engines demonstrate his commitment to innovation and efficiency. His patents reflect a deep understanding of engineering principles and a dedication to improving automotive technology.