Company Filing History:
5 out of 9,471 
1 out of 128 Years Active: 1996-2007
Title: Wayne W. Lark: Innovator in Hydraulic Systems
Introduction
Wayne W. Lark is a notable inventor based in Joliet, IL (US), recognized for his contributions to hydraulic systems. He holds a total of 5 patents, showcasing his innovative spirit and technical expertise in the field.
Latest Patents
One of his latest inventions is a metering valve with an integral relief and makeup function. This metering valve is designed for work machine hydraulic systems and features an inlet and an outlet, a main poppet, and a solenoid-operated pilot element. The main poppet can move to allow fluid to pass from the inlet to the outlet or block it. The solenoid-operated pilot element shifts between two positions to control the main poppet's movement based on the pressure in the system. Additionally, the metering valve includes a relief valve element that drains pressurized fluid when the inlet pressure exceeds a predetermined level.
Another significant patent is a fluid cylinder with an embedded positioning sensor. This fluid cylinder consists of a cylinder body with a cylindrical internal cavity designed for a piston and rod assembly. It features a sensor port that allows for the sensing of the axial distance of the piston or rod from a predetermined location. The sensor outputs signals to a sensor electronics module, which processes the information for further use.
Career Highlights
Wayne has worked with prominent companies in the industry, including Caterpillar Inc. and Shin Caterpillar Mitsubishi Ltd. His experience in these organizations has contributed to his development as an inventor and innovator in hydraulic technology.
Collaborations
Throughout his career, Wayne has collaborated with talented individuals such as Denny E. Morgan and James R. Turba. These partnerships have likely enriched his work and led to further advancements in his inventions.
Conclusion
Wayne W. Lark's innovative contributions to hydraulic systems through his patents demonstrate his expertise and commitment to advancing technology in this field. His work continues to influence the industry and inspire future innovations.