Dennis M Greene

Title: Innovations by Dennis M Greene

Introduction

Dennis M Greene is an accomplished inventor based in Ames, IA (US). He has made significant contributions to the field of hydraulic systems, holding a total of 3 patents. His work focuses on enhancing the performance and efficiency of hydrostatic transmissions.

Latest Patents

One of his latest patents is a control system for hydrostatic pumps. This non-feedback proportional system is designed to achieve desired operating characteristics, allowing the control of a hydrostatic transmission to closely approximate the performance of a displacement feedback control system. It establishes parameters related to the servo spring rate, valve plate index, valve plate crossport/trap, valve plate porting geometry, swashplate offset, and piston bore volume. Another notable patent is the electronic bore pressure optimization mechanism. This mechanism dynamically varies the cylinder block piston bore pressure profile in a multiple piston hydraulic unit. It includes a valve means with a variable orifice for metering fluid between leading and trailing pistons, along with a control error signal generation to adjust the orifice size based on the control signal.

Career Highlights

Dennis M Greene is currently employed at Sauer-Danfoss Inc., where he continues to innovate in hydraulic technology. His expertise has led to advancements that improve the efficiency and reliability of hydraulic systems.

Collaborations

Throughout his career, Dennis has collaborated with notable colleagues such as Jeff L Herrin and Stephen C Frantz. Their combined efforts have contributed to the development of cutting-edge technologies in the hydraulic field.

Conclusion

Dennis M Greene's contributions to hydraulic systems through his patents and collaborations highlight his role as a significant inventor in the industry. His work continues to influence advancements in hydrostatic transmission technology.