David L Zwart

Title: David L. Zwart: Innovator in Motorcycle Engine Technology

Introduction

David L. Zwart is a notable inventor based in Wauwatosa, Wisconsin. He has made significant contributions to motorcycle engine technology, holding two patents that enhance engine performance and efficiency. His work is particularly recognized within the motorcycle industry, where he is associated with Harley-Davidson Motor Company Group, LLC.

Latest Patents

Zwart's latest patents include innovative methods for improving motorcycle engine functionality. The first patent, titled "Cylinder Deactivation for a Motorcycle Engine," outlines a method for reducing heat produced by an internal combustion engine. This method involves supplying fuel pulses to a combustion chamber at least once per engine cycle while operating the motorcycle at low speeds. It also includes withholding a portion of at least one fuel pulse from subsequent engine cycles to optimize performance during low-speed conditions.

The second patent, "Active Air Intake for an Engine," describes an intake system designed for motorcycles. This system features an air box with openings for receiving and supplying intake air to the engine's throttle assembly. A filter element within the air box separates debris from the intake air, while a movable valve provides variable restriction to the airflow, enhancing engine efficiency.

Career Highlights

Throughout his career, Zwart has focused on developing technologies that improve motorcycle performance. His work at Harley-Davidson has positioned him as a key player in the advancement of motorcycle engineering. His patents reflect a commitment to innovation and a deep understanding of engine mechanics.

Collaborations

Zwart has collaborated with talented individuals in the field, including coworkers Kyle G. Wick and Gregory R. Schmidt. These collaborations have contributed to the successful development of his patented technologies.

Conclusion

David L. Zwart's contributions to motorcycle engine technology through his patents demonstrate his innovative spirit and dedication to enhancing performance. His work continues to influence the motorcycle industry, showcasing the importance of engineering advancements in this field.