Nils D Sellman

Title: Nils D. Sellman: Innovator in Automatic Door Technology

Introduction

Nils D. Sellman is a notable inventor based in Simsbury, CT (US). He has made significant contributions to the field of automatic door technology, holding a total of 3 patents. His innovative designs focus on enhancing the functionality and safety of automatic door systems.

Latest Patents

One of Sellman's latest inventions is an automatic door opener with a magnetic clutch. This device is designed to open or close a door using a motor that drives a drive shaft. The opener arm is connected to the door and responds to the rotation of the drive shaft, allowing the door to move to an open or closed position. A crucial feature of this invention is a clutch that disengages the drive shaft from the opener arm in various situations, such as when the door encounters an obstacle, when electric power is unavailable, or when the door is fully open or closed. Additionally, the door opener may include a brake to selectively prevent movement of the door. Various embodiments of this invention incorporate an electromagnet and an electromagnetic brake, showcasing Sellman's commitment to safety and efficiency.

Career Highlights

Throughout his career, Nils D. Sellman has worked with several companies, including Power Access Corporation. His experience in the industry has allowed him to develop practical solutions that address common challenges in automatic door operation.

Collaborations

Due to space constraints, details about collaborations will not be included.

Conclusion

Nils D. Sellman's contributions to automatic door technology demonstrate his innovative spirit and dedication to improving everyday solutions. His patents reflect a deep understanding of mechanical systems and a commitment to safety and efficiency in design.