Charles Francis Coffey

Title: Charles Francis Coffey: Innovator in Hydraulic Systems

Introduction

Charles Francis Coffey is a notable inventor based in Peoria, IL (US). He has made significant contributions to the field of hydraulic systems, holding a total of 6 patents. His work primarily focuses on enhancing the functionality and efficiency of mechanical components.

Latest Patents

One of Coffey's latest patents is for a rocker assembly with a hydraulic lash adjuster. This innovative rocker assembly includes a rocker shaft with an outer surface, a main oil passage, and both a first and second radial passage. The rocker arm, which pivots on the rocker shaft, features a hydraulic lash adjuster mounted within its first end. This design allows for improved oil passage and hydraulic adjustment, enhancing the overall performance of the assembly. Another significant patent involves a hydraulic lash adjuster that consists of a pushrod with a cavity at the distal end and a piston. This piston includes an internal reservoir and a fluid pathway, which optimizes the adjuster's functionality.

Career Highlights

Coffey is currently employed at Caterpillar Inc., a leading company in the manufacturing of construction and mining equipment. His role involves developing innovative solutions that contribute to the efficiency and reliability of hydraulic systems in heavy machinery.

Collaborations

Throughout his career, Coffey has collaborated with talented individuals such as Ashwin Ashok Hattiangadi and Kevin Duane Yoder. These collaborations have fostered a creative environment that encourages the development of cutting-edge technologies.

Conclusion

Charles Francis Coffey's contributions to hydraulic systems through his patents and work at Caterpillar Inc. highlight his role as an influential inventor. His innovative designs continue to impact the industry positively.