Howard L Johnson

Title: Howard L. Johnson: Innovator in Pump Control Systems

Introduction: Howard L. Johnson is a prolific inventor based in Joliet, Illinois, renowned for his significant contributions to the field of engineering and fluid control systems. With a remarkable portfolio of 22 patents, Johnson’s work primarily focuses on advancing pump technology and control mechanisms, reflecting his deep expertise and commitment to innovation.

Latest Patents: Among his latest patents is the innovative "Control for Load Sharing Pumps." This patent describes a flow force balanced spool valve designed to enhance the efficiency and reliability of fluid control in various applications. The spool valve comprises a valve body with a bore that is intersected by at least two axially spaced ports. A spool is reciprocally received within the bore, featuring two lands separated by a groove. This design includes shallow metering slots that improve flow control by varying the cross-sectional area, thereby optimizing performance while maintaining stability. Such advancements are critical in industries where precise fluid management is essential.

Career Highlights: Johnson's career includes a significant tenure at Caterpillar Tractor Company, a major player in the manufacturing of construction and mining equipment. His role at Caterpillar has allowed him to apply his inventive prowess in developing practical solutions that meet the evolving needs of the industry. His dedication to continuous improvement and innovation has positioned him as a leading figure in his field.

Collaborations: Throughout his career, Johnson has collaborated with esteemed colleagues such as John A. Junck and Walter Z. Ruseff. These partnerships have fostered a creative environment that encourages the exchange of ideas, leading to groundbreaking inventions and enhancements in technology. The collaborative nature of engineering and invention plays a vital role in driving progress in complex fields like fluid dynamics and control systems.

Conclusion: Howard L. Johnson’s contributions to pump control technology through his 22 patents underscore his status as a distinguished inventor. His developments promise to shape the future of engineering solutions, ensuring that the systems we rely on are both efficient and innovative. As he continues to push the boundaries of technology, Johnson remains an inspiring example of how invention can revolutionize industries.