Company Filing History:
2 out of 2,681 
1 out of 832,891 Years Active: 1985-1991
Title: The Innovations of Ernest A. Ferris
Introduction
Ernest A. Ferris is a notable inventor based in Oak Brook, IL (US). He has made significant contributions to the field of engineering, particularly in the development of mechanical components. With a total of 3 patents to his name, Ferris has demonstrated a commitment to innovation and problem-solving in his work.
Latest Patents
One of Ferris's latest patents is for a "Plastic cage for a one-way clutch." This invention features a one-way clutch assembly that includes a one-piece generally cylindrical cage made from a suitable plastic material. The cage has multiple openings to receive sprags, along with integral spring fingers that engage the sprags to ensure proper contact with the clutch's inner and outer races. Additionally, the design allows for a full-phased sprag clutch operation through the inclusion of an additional cage ring.
Another significant patent is the "Hydraulically-actuated starting clutch assembly with balanced piston." This invention pertains to a starting clutch for continuously variable transmissions. It is designed to couple vehicle wheels to the engine based on signals from a throttle-induced system oil pressure. The clutch assembly features a housing connected to the drive shaft, a pressure chamber, and a Belleville spring that ensures simultaneous rotation of the driving shaft hub and pressure plate.
Career Highlights
Throughout his career, Ferris has worked with reputable companies, including BorgWarner Inc. His experience in the industry has allowed him to refine his skills and contribute to various innovative projects.
Collaborations
Ferris has collaborated with notable individuals, including his coworker John W. McColl. Their partnership has likely fostered a creative environment that encourages the development of new ideas and inventions.
Conclusion
Ernest A. Ferris is a distinguished inventor whose work has significantly impacted the engineering field. His innovative patents and collaborations reflect his dedication to advancing technology and improving mechanical systems.