This inventor holds 3 USPTO granted patents and 1 EPO patent. Top assignees: Dana Corporation, Trw Automotive Products, Inc., Wagner Electric Corporation. Active years: 1978-2006.
Company Filing History:
1 out of 1,558 
1 out of 11 
1 out of 83 Years Active: 1978-2006
Title: Innovations of Vernon M Daffron
Introduction
Vernon M Daffron is an accomplished inventor based in Ellisville, MO (US). He holds a total of 3 patents that showcase his expertise in engineering and design. His innovative contributions have significantly impacted the field of piston assembly and oil control mechanisms.
Latest Patents
One of his latest patents is for a piston assembly and method of manufacture. This invention features a piston and a piston ring that mates within a groove on the outer surface of the piston. The ring is designed with two side walls that connect between inner and outer peripheral walls, converging outwardly at different angles. This unique design creates a twist feature within the piston groove, enhancing the seal provided by the ring. The tapered groove of the piston has top and bottom walls that converge at angles similar to those of the ring's side walls. Another notable patent is the dual spring expander for oil control piston rings. This expander incorporates two spring mechanisms that work together to produce a combined spring rate lower than that of either mechanism alone. The design includes expansion stops to limit radial expansion and contraction stops to maintain clearance between the expander and the cylinder wall.
Career Highlights
Throughout his career, Vernon has worked with reputable companies such as Wagner Electric Corporation and Dana Corporation. His experience in these organizations has allowed him to refine his skills and contribute to various innovative projects.
Collaborations
Vernon has collaborated with talented individuals, including Steven John Sytsma and John C Lahrman. These partnerships have fostered a creative environment that has led to the development of groundbreaking inventions.
Conclusion
Vernon M Daffron's contributions to the field of engineering through his patents and collaborations highlight his innovative spirit and dedication to advancing technology. His work continues to influence the industry and inspire future inventors.