Location History:
- Shorewood, IL (US) (2005 - 2006)
- Burr Ridge, IL (US) (2007 - 2008)
- Paxton, IL (US) (2012)
Company Filing History:
Years Active: 2005-2012
Title: Innovations of Douglas L. Wolken
Introduction
Douglas L. Wolken is an accomplished inventor based in Burr Ridge, IL (US). He holds a total of 5 patents that showcase his expertise in engineering and innovative design. His work primarily focuses on enhancing the functionality and efficiency of machinery.
Latest Patents
One of his latest patents is the "Hydrostatic ground drive control system for a work machine with smooth transition between speed ranges." This innovative control system allows for the selection of multiple speed ranges for the ground drive of a work machine without the need for a mechanical transmission. It achieves this by controlling a variable displacement fluid pump that supplies fluid to variable displacement fluid motors driving the ground wheels of the machine. The system ensures a seamless transition between speed ranges, including reverse, without the need for disengaging mechanical gears. Additionally, it can automatically adjust ground speed for the new speed range based on the current speed input position.
Another significant patent is the "Active combine rotor deceleration." This system provides a method for actively decelerating a combine rotor. It includes an electronic control system that disengages the combine rotor from the engine and brakes it at a specified deceleration rate for a defined time interval. This innovative approach ensures that the rotor is brought to a stop efficiently and safely.
Career Highlights
Douglas L. Wolken is currently employed at CNH America LLC, where he continues to contribute to advancements in agricultural and construction machinery. His work has significantly impacted the efficiency and performance of various machines used in these industries.
Collaborations
Throughout his career, Douglas has collaborated with talented individuals such as John G. Brome and Yun Ren Ho. These collaborations have fostered a creative environment that has led to the development of innovative solutions in their respective fields.
Conclusion
Douglas L. Wolken's contributions to the field of engineering and machinery innovation are noteworthy. His patents reflect a commitment to improving the functionality and efficiency of work machines. His work continues to influence the industry positively.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.