Craig D Smith

Title: The Innovative Contributions of Craig D. Smith

Introduction

Craig D. Smith is a notable inventor based in Penfield, NY (US). He has made significant contributions to the field of engineering, particularly in valve technology. With a total of 3 patents to his name, Smith has demonstrated a commitment to innovation and problem-solving in his work.

Latest Patents

One of Smith's latest patents is an "Apparatus for preventing valve stem coking." This invention features an exhaust gas recirculation valve that utilizes a reciprocating pintle shaft supported by a sleeve bushing. It incorporates a labyrinthine pathway designed to minimize the intrusion of exhaust gases into the interface between the valve operating chamber and the shaft/bushing interface. The labyrinthine pathway is formed between fixed annular elements of the valve body and shaft bushing, along with a movable annular element of the valve head.

Another significant patent is the "Shaft having variable compliance to a bushing." This system is designed for seating the head of a valve shaft within a primary bushing. It includes a second bushing with a second axial bore that is substantially concentric with the first axial bore. The valve shaft consists of two portions, each with different diameters, allowing for effective operation in both open and closed positions.

Career Highlights

Craig D. Smith is currently employed at Delphi Technologies, Inc., where he continues to innovate and develop new technologies. His work has had a substantial impact on the automotive industry, particularly in enhancing the efficiency and reliability of valve systems.

Collaborations

Throughout his career, Smith has collaborated with several talented individuals, including Paul Ludwig Gluchowski and Mark A. Reeves. These collaborations have fostered a creative environment that has led to the development of groundbreaking technologies.

Conclusion

Craig D. Smith's contributions to valve technology exemplify the spirit of innovation. His patents reflect a deep understanding of engineering principles and a dedication to improving existing systems. Smith's work continues to influence the industry and inspire future inventors.