This inventor holds 2 USPTO granted patents. Top assignees: Massey-Ferguson Inc., Other. Active years: 1986.
Company Filing History:
1 out of 78 
1 out of 834,453 Years Active: 1986
Title: Innovations by John Bubak
Introduction
John Bubak is an accomplished inventor based in Pontiac, MI (US). He has made significant contributions to the field of automotive engineering, particularly in the development of clutch and transmission systems. With a total of 2 patents, his work showcases innovative solutions that enhance vehicle performance and reliability.
Latest Patents
One of John Bubak's latest patents is the "Clutch and Transmission Brake Assembly." This invention allows for easy integration into existing vehicle drive trains without requiring extensive modifications. The assembly features a wet clutch that connects to a flywheel and a transmission brake positioned between the wet clutch and the transmission housing. The operation of the clutch and transmission brake is facilitated by annular pistons, and a control assembly with pressure-responsive valves ensures smooth engagement and disengagement. The design allows for progressive disengagement of the clutch as the pedal is depressed, enhancing driver control.
Another notable patent is the "Oil Cooled and Fluid Pressure Operated Clutch Assembly." This innovative assembly includes a cooling system that contains oil within the clutch housing, which is scavenged during rotation. The design features an output shaft that connects to an engine flywheel, with sealing mechanisms to prevent oil leakage. An annular piston within the housing moves between engaged and disengaged positions, effectively holding clutch disks in place for rotation. This invention improves the efficiency and reliability of clutch systems in vehicles.
Career Highlights
Throughout his career, John Bubak has worked with various companies, including Massey-Ferguson Inc. His experience in the automotive industry has allowed him to develop practical solutions that address common challenges faced by vehicle manufacturers.
Collaborations
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Conclusion
John Bubak's contributions to automotive engineering through his innovative patents demonstrate his expertise and commitment to improving vehicle performance. His inventions continue to influence the industry and pave the way for future advancements.