David J Schend

Title: David J Schend: Innovator in Engine Analysis Technology

Introduction

David J Schend is a prominent inventor based in Kenosha, Wisconsin, who has made significant contributions to the field of internal combustion engine analysis. With a focus on technological innovation, Schend has one patent to his name, showcasing his expertise and dedication to advancing engine performance evaluation methods.

Latest Patents

Schend’s patent, titled "Method and apparatus for determining relative contributions of a linearly moving external part on a multi-cylinder internal combustion engine," describes an innovative technique for analyzing the power contributions of individual engine cylinders. The design involves a hand-held rotary encoder and contact tachometer with a hollow handle that houses processing circuitry. This system converts rotary encoder output to a waveform signal, which, when combined with signals from the engine's first cylinder firing, allows for a comprehensive analysis of engine performance. The resulting waveform signal, displayed on a CRT oscilloscope, provides valuable insights into the speed variations and power contributions of the engine’s cylinders during a single cycle, greatly enhancing engine diagnostics.

Career Highlights

David J Schend is currently employed by Snap-on Tools Corporation, a company renowned for its high-quality tools and equipment designed for automotive professionals. His work at Snap-on has enabled him to collaborate on various projects that integrate engineering principles with practical applications, benefiting the automotive industry.

Collaborations

Throughout his career, Schend has worked alongside talented colleagues, including Robert D Braun and Matthew M Crass. Their collaborations have fostered a shared environment of innovation and technical excellence, further enhancing the tools and methodologies available for engine analysis.

Conclusion

David J Schend's contributions to engine technology represent a significant step forward in understanding and improving multi-cylinder internal combustion engines. Through his patent and collaborative efforts at Snap-on Tools Corporation, Schend continues to influence the industry, paving the way for future innovations in engine diagnostics and performance enhancement.