Darrell Stephen Rulon

Title: The Innovative Contributions of Darrell Stephen Rulon

Introduction

Darrell Stephen Rulon is a notable inventor based in Lexington, KY (US). He has made significant contributions to the field of technology, particularly in the area of toner cartridge design. His innovative approach has led to the development of a unique patent that enhances the functionality of toner cartridges.

Latest Patents

Rulon's most recent patent is for a toner cartridge featuring a shutter lock mechanism. This innovative design includes a reservoir for containing toner and an exit port in fluid communication with the reservoir. A shutter is positioned at the exit port and is movable between an open and closed position. The mechanism involves a first linkage member that opens the shutter when actuated by a first engagement feature. Additionally, a second linkage member is pivotally attached to the housing's side wall and is biased toward a home position. A third linkage member works in conjunction with the second linkage member to ensure that the shutter operates effectively. This design prevents unintended toner spillage and enhances user convenience.

Career Highlights

Darrell Rulon is currently employed at Lexmark International, Inc., where he continues to innovate and contribute to the field of printing technology. His work at Lexmark has allowed him to apply his inventive skills in a practical setting, leading to advancements in toner cartridge technology.

Collaborations

Throughout his career, Rulon has collaborated with talented individuals such as John Andrew Buchanan and James Anthany Carter, II. These collaborations have fostered a creative environment that encourages innovation and the development of new ideas.

Conclusion

Darrell Stephen Rulon is a distinguished inventor whose work has significantly impacted the technology of toner cartridges. His innovative designs and collaborative efforts continue to drive advancements in the industry.