Douglas M Longyear

Title: Innovations of Douglas M Longyear

Introduction

Douglas M Longyear is an accomplished inventor based in Pasadena, California. He holds two patents that showcase his expertise in aircraft systems and navigation technology. His innovative contributions have significantly impacted the aviation industry.

Latest Patents

One of Longyear's latest patents is the "Brake Valve Control System." This system is designed for aircraft wheel braking and includes primary and backup brake valve control subsystems. It effectively isolates and switches between these subsystems, ensuring reliability during operation. The design incorporates a unique metering spool valve, which reduces weight and complexity in the backup system.

Another notable patent is the "Apparatus and Method for Determining Aircraft Position and Velocity." This invention utilizes two CCD sensors to capture overlapping images of the Earth's surface. A signal processing unit digitizes and analyzes these images to determine the aircraft's position and velocity. The system employs various correlation techniques to enhance accuracy and provides essential navigational measurements.

Career Highlights

Throughout his career, Longyear has worked with reputable companies, including Crane Co. and Hydro-Aire Division. His experience in these organizations has contributed to his development as an inventor and innovator in the field of aviation technology.

Collaborations

Longyear has collaborated with notable professionals, including Edgar A Hirzel and Stanley R Bluhm. These partnerships have fostered a creative environment that has led to significant advancements in his projects.

Conclusion

Douglas M Longyear's contributions to aviation technology through his patents demonstrate his innovative spirit and technical expertise. His work continues to influence the industry and inspire future advancements.