Masaki Kawachi

Title: Masaki Kawachi: Automotive Compressor Inventor

Introduction

Masaki Kawachi is an inventor associated with Tochigi, Japan, and Calsonic Corporation. His patent work focuses on compressor mechanisms used in automotive air-conditioning systems. The supplied information credits him with 2 patents.

Latest Patents

Kawachi’s listed patents address swash plate compressors and their components.

“Swash plate type compressor” describes a compressor with a sealing structure between its cylinder block and rear housing. The structure uses two connected annular recesses: one holds the compressed edge of a valve plate, while the other holds a seal ring. The arrangement is designed to provide a hermetic seal between the components.

“Swash plate variable displacement compressor” concerns a compressor for an automotive air-conditioning refrigeration cycle. Its threaded journal and swash plate convert drive-shaft rotation into piston motion. Tool-engaging grooves and corresponding seat projections on the swash plate support its assembly and contact with the journal flange.

Career Highlights

The available information connects Kawachi’s inventive work with Calsonic Corporation and automotive compressor technology. His listed patents demonstrate attention to both sealing performance and the construction of variable-displacement compressor components.

Collaborations

Toshikatsu Miyaji is identified as Kawachi’s coworker. The supplied information does not specify the nature of their collaboration or attribute either listed patent jointly to them.

Conclusion

Masaki Kawachi’s listed inventions focus on practical compressor designs for automotive air conditioning, including improved sealing and swash plate construction.