David H Smith

Title: The Innovative Contributions of David H. Smith

Introduction

David H. Smith is a notable inventor based in Mercer Island, WA (US). He has made significant contributions to the field of engineering, particularly in the development of advanced fuel injection systems. With a total of 6 patents to his name, Smith's work has had a considerable impact on engine technology.

Latest Patents

One of Smith's latest inventions is the dual fuel injector. This innovative device allows an engine to selectively inject either a liquid fuel, such as gasoline, or a gaseous fuel, such as butane or propane. The operation of the injector is controlled by feeding a pulsating voltage to the coil of an electrically controlled injector. The design features a permanent magnet armature that moves in response to the electrical pulses, enabling the injector to switch between fuel types seamlessly. Another significant patent is for a backup control system for natural gas-fueled internal combustion engines. This system ensures that, in the event of a failure in the electronic controller, a backup regulator can maintain a constant gas mixture for temporary operation.

Career Highlights

Throughout his career, David H. Smith has worked with several companies, including Air Sensors, Inc. and Impco Technologies, Inc. His experience in these organizations has allowed him to refine his skills and contribute to various innovative projects.

Collaborations

Smith has collaborated with notable individuals in the field, including Kenneth E. Miller and Craig D. Mawle. These partnerships have fostered a creative environment that has led to the development of groundbreaking technologies.

Conclusion

David H. Smith's contributions to fuel injection technology exemplify the spirit of innovation. His patents reflect a commitment to improving engine efficiency and performance. Through his work, Smith has made a lasting impact on the engineering landscape.