Dave Ruthmansdorfer

Title: Innovations by Dave Ruthmansdorfer in Engine Control Technology

Introduction

Dave Ruthmansdorfer is an accomplished inventor based in Freetown, IN (US). He has made significant contributions to the field of internal combustion engine technology. His innovative approach focuses on enhancing engine performance through advanced control methods.

Latest Patents

Ruthmansdorfer holds a patent for a "Method and apparatus for controlling an internal combustion engine using combustion chamber pressure sensing." This invention employs a signal indicative of cylinder pressure within the combustion chamber to control combustion phasing or start of combustion (SOC) in subsequent cycles of the engine. The method utilizes a ratio of signals indicative of pre-combustion pressure and post-combustion pressure to estimate SOC. Based on a predetermined target SOC, an ignition lever is employed to adjust subsequent SOC, with a preferred ignition lever being the pilot fuel quantity in a pilot fuel ignited engine.

Career Highlights

Ruthmansdorfer is currently associated with Cummins Westport Inc., where he continues to innovate in engine technology. His work has contributed to advancements in engine efficiency and performance, making a notable impact in the industry.

Collaborations

Throughout his career, Ruthmansdorfer has collaborated with talented individuals such as Axel Zurloye and Tim Frazier. These partnerships have fostered a creative environment that encourages innovation and the development of cutting-edge technologies.

Conclusion

Dave Ruthmansdorfer's contributions to engine control technology exemplify the spirit of innovation in the automotive industry. His patent and ongoing work at Cummins Westport Inc. highlight his commitment to improving engine performance and efficiency.