This inventor holds 1 USPTO granted patent. Top assignee: Caterpillar Inc.. Active years: 2013.
Company Filing History:
Years Active: 2013
Title: David R Shields - Innovator in Ground Engaging Machinery
Introduction
David R Shields is an accomplished inventor based in Aurora, IL (US). He has made significant contributions to the field of ground engaging machinery, showcasing his innovative spirit and technical expertise.
Latest Patents
David holds a patent for a "Ground engaging machine having articulation hitch, and method." This invention features a ground engaging machine that includes a first and a second frame unit, along with an articulation hitch that couples these two frame units. The articulation hitch is designed with a pin, a first and a second bearing positioned around the pin, and abutting a first and a second axial side of an annular protrusion of a hitch plate in one of the frame units. Additionally, a clamping mechanism of the articulation hitch clamps the first and second bearings between first and second clamping components, ensuring they are preloaded against the annular protrusion. This innovative design enhances the functionality and efficiency of ground engaging machines.
Career Highlights
David is currently employed at Caterpillar Inc., a leading company in the manufacturing of construction and mining equipment. His work at Caterpillar has allowed him to apply his inventive skills in a practical setting, contributing to the development of advanced machinery.
Collaborations
David collaborates with Matthew T Hansen, a fellow innovator at Caterpillar Inc. Their partnership exemplifies the importance of teamwork in driving innovation within the industry.
Conclusion
David R Shields is a notable inventor whose work in ground engaging machinery has made a significant impact. His patent reflects his dedication to innovation and his contributions to the field will continue to influence future developments.