David A Coffin

Title: David A. Coffin: Innovator in Automotive Switch Technology

Introduction

David A. Coffin is a notable inventor based in Novi, MI (US), recognized for his contributions to automotive switch technology. He holds a total of 4 patents, showcasing his innovative spirit and technical expertise in the field.

Latest Patents

Coffin's latest patents include a cam follower assembly for use in a latching switch and a rotary, push-pull headlight switch with a ceramic coated metal substrate. The cam follower assembly is designed to operate an electrical switch within a latching switch assembly. It features a case with opposed walls and a slot, allowing a cam follower to move within the case. A spring biases the cam follower toward the longitudinal axis, ensuring smooth operation. This design reduces the need for precise positioning during manufacturing, addressing issues found in prior art.

The rotary, push-pull switch is intended for use in automobiles and incorporates a rotating ceramic coated metal substrate rheostat. It includes a supplemental switch that opens and closes a dome light bypass circuit. The innovative design allows for efficient operation and enhances the functionality of automotive lighting systems.

Career Highlights

Coffin is currently employed at United Technologies Automotive Inc., where he continues to develop and refine automotive technologies. His work has significantly impacted the industry, particularly in the realm of electrical switch design.

Collaborations

Throughout his career, Coffin has collaborated with talented individuals such as Anthony Vultaggio and Nick Smith. These partnerships have fostered innovation and contributed to the successful development of his patented technologies.

Conclusion

David A. Coffin's inventive contributions to automotive switch technology demonstrate his commitment to innovation and excellence. His patents reflect a deep understanding of engineering principles and a dedication to improving automotive functionality.