John Edward Cygnor is a notable inventor based in Rockford, IL (US). He has made significant contributions to the field of aircraft fuel pump technology, holding a total of 8 patents. His innovative designs have improved the efficiency and reliability of fuel systems in turbine-powered aircraft.

Latest Patents

One of Cygnor's latest patents is an aircraft fuel pump that incorporates both centrifugal and regenerative pump stages. This fuel pressurization and pumping system utilizes the advantages of centrifugal pumps, even in high-pressure modes. The design features a centrifugal volute pump with a fuel inlet and outlet, along with a regenerative pump that also has its own fuel inlet and outlet. The system includes a valve to control the flow between the two pumps, ensuring optimal performance. Another notable patent is an aircraft pump system with internal pressure control, which addresses the challenges of using centrifugal pumps as fuel pumps in turbine-powered aircraft. This system includes a pressure-responsive throttling valve and a check valve to maintain a desired, constant fuel pressure.

Career Highlights

Cygnor is currently employed at Sundstrand Corporation, where he continues to develop innovative solutions for the aerospace industry. His work has been instrumental in advancing fuel pump technology, making significant strides in both efficiency and safety.

Collaborations

Throughout his career, Cygnor has collaborated with talented individuals such as Jeff Clark Miller and Terry L Whitesel. These partnerships have fostered a creative environment that has led to groundbreaking advancements in fuel pump technology.

Conclusion

John Edward Cygnor's contributions to aircraft fuel pump technology have made a lasting impact on the aerospace industry. His innovative designs and collaborative efforts continue to push the boundaries of what is possible in fuel system engineering.

Profile summary based on public USPTO records.

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