Company Filing History:
7 out of 9,463 
1 out of 832,843 Years Active: 1999-2004
Title: Ralph A. Smith III: Innovator in Fuel Injector Technology
Introduction
Ralph A. Smith III is a notable inventor based in Bloomington, IL (US), recognized for his contributions to fuel injector technology. With a total of 8 patents to his name, Smith has made significant advancements in the field, particularly in the design and functionality of electrical actuators used in fuel injectors.
Latest Patents
Smith's latest patents include innovative designs such as the "Electrical actuator subassembly with external threads and fuel injector using same." This invention features an electrical actuator subassembly that is designed for use in fuel injectors. It comprises an externally threaded ferromagnetic metallic body, an internally threaded collar, an electrical actuator, an electrical connector, and a plastic cap. The actuator can be a solenoid or a piezoelectric actuator, which directly controls a pilot valve member and a needle valve, ensuring efficient operation of the injector. Another significant patent is the "Fuel injector tappet retention mechanism," which addresses the common issue of tappet disconnection during assembly and handling. This mechanism utilizes a retention clip that secures the tappet to the injector body, facilitating easy installation into internal combustion engines.
Career Highlights
Throughout his career, Ralph A. Smith III has worked with prominent companies, including Caterpillar Inc. His experience in these organizations has contributed to his expertise in developing innovative solutions for fuel injection systems.
Collaborations
Smith has collaborated with notable colleagues such as Steven Y. Tian and David J. Beatty, further enhancing his work in the field of fuel injector technology.
Conclusion
Ralph A. Smith III stands out as an influential inventor in the realm of fuel injector technology, with a strong portfolio of patents that reflect his innovative spirit and dedication to improving engine performance. His contributions continue to impact the automotive industry positively.