Masumi Kazaoka

Title: Masumi Kazaoka: Vehicle Drivetrain Innovations

Introduction

Masumi Kazaoka is an inventor associated with Aisin Seiki Kabushiki Kaisha in Aichi, Japan. Her patent work includes vehicle drivetrain technologies designed to support selectable two-wheel-drive and four-wheel-drive operation. She is credited with 5 patents.

Latest Patents

Kazaoka’s listed patents focus on mechanisms for transmitting power through a vehicle’s final drive gearset.

“Vehicle Drive System Including Drive Mode-Shifting Mechanism for Shifting Between Two-Wheel Drive and Four-Wheel Drive” describes a compact mechanism that switches between two-wheel drive and four-wheel drive. A sliding clutch member engages splines on two shafts to connect them for four-wheel drive, or disengages one shaft to select two-wheel drive.

“Driving Force Transmitting Device for Vehicle” describes a mechanism with three rotating members and a movable member. Its positions enable two-wheel drive, differential-free four-wheel drive, or differential-lock four-wheel drive.

Career Highlights

The inventions attributed to Kazaoka address practical drivetrain functions, including drive-mode selection and the transmission of engine power to vehicle wheels. Their placement within the final drive gearset reflects an emphasis on integrating mode-shifting mechanisms into vehicle power-transmission systems.

Collaborations

Kazaoka’s listed company affiliation is Aisin Seiki Kabushiki Kaisha. Her named coworkers include Toru Kagata and Hideaki Wakabayashi.

Conclusion

Masumi Kazaoka’s patent portfolio highlights vehicle drivetrain innovations that provide multiple drive modes through mechanisms integrated into the final drive gearset.