Company Filing History:
Years Active: 1978-1991
Title: Hal G Meyer: Innovator in Electro-Hydraulic Control Systems
Introduction
Hal G Meyer is a notable inventor based in Rockford, IL (US). He has made significant contributions to the field of electro-hydraulic control systems, holding a total of 3 patents. His innovative designs have advanced the functionality and efficiency of various mechanical systems.
Latest Patents
One of Hal G Meyer's latest patents is an electro-hydraulic control system for governors. This invention features an output solenoid with a plunger that is operatively connected to the mechanism being controlled. The solenoid operates in a 'bang-bang' manner, delivering full power or no power based on small errors between the desired and actual operating conditions. The hydraulic circuit includes a control solenoid with a control valve, allowing for precise regulation of fluid movement. A position sensor on the output plunger provides feedback to ensure accurate positioning without overshoot.
Another significant patent is a rotary actuator with selectable response characteristics. This actuator is designed for controlling throttle settings on internal combustion engines. The angular displacement of the actuator shaft varies with the current applied, featuring three distinct response regions: increasing displacement, linear displacement, and decreasing displacement. This design is tailored to match engine characteristics, enhancing performance and response.
Career Highlights
Throughout his career, Hal G Meyer has worked with reputable companies such as Precision Governors, Inc. and Barber Colman Company. His experience in these organizations has contributed to his expertise in developing innovative control systems.
Collaborations
Hal G Meyer has collaborated with notable individuals in his field, including his coworker William J Barrett. Their joint efforts have furthered advancements in electro-hydraulic technologies.
Conclusion
Hal G Meyer is a distinguished inventor whose work in electro-hydraulic control systems has made a lasting impact on the industry. His patents reflect a commitment to innovation and excellence in engineering.
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