John F McMahon

Title: John F McMahon: Innovator in Marine Propulsion Technology

Introduction

John F McMahon is a notable inventor based in Rockville, MD (US), recognized for his contributions to marine vehicle technology. He holds a patent for a compact water jet propulsion system, which showcases his innovative approach to enhancing marine propulsion efficiency.

Latest Patents

McMahon's most significant patent is for a "Compact water jet propulsion system for a marine vehicle." This invention features an unconventional and compact design that includes a short, steep, hydrodynamically designed inlet duct. The system is adapted for mounting to the surface of the vehicle hull and extends internally. It incorporates a water jet pump with an inlet end attached to the outlet end of the inlet duct, a motor for rotating the pump impeller, and a drive shaft located completely outside of the flow path. The design also includes a flow passage for discharging accelerated flow in a generally rearward direction, along with a steering and reversing mechanism pivotably mounted about a substantially vertical axis to provide maneuvering capability.

Career Highlights

McMahon is associated with the United States Navy, where he contributes his expertise in marine propulsion systems. His work has significantly impacted the design and functionality of water jet propulsion systems, making them more efficient and effective for marine vehicles.

Collaborations

Throughout his career, McMahon has collaborated with notable colleagues, including Frank B Peterson and Charles M Dai. These collaborations have fostered innovation and advancements in marine technology.

Conclusion

John F McMahon's innovative work in developing a compact water jet propulsion system exemplifies his commitment to enhancing marine vehicle technology. His contributions continue to influence the field and pave the way for future advancements in propulsion systems.