Andrew T O'neill

Title: Andrew T. O’Neill and His Marine Drive Extension Joint

Introduction

Andrew T. O’Neill is an inventor associated with Fond du Lac, Wisconsin, and Brunswick Corporation. His recorded patent concerns an adjustable extension joint for a marine drive.

Latest Patents

O’Neill is credited with 1 patent: “Extension Joint for a Marine Drive.” The invention uses two telescoping cylinders to adjust the joint’s length while maintaining a sealed cylindrical cavity. An electrical connector runs through the joint in a helical shape, extending or compressing as the cylinders move. A slip ring allows portions of the connector to rotate relative to one another, helping the helical section extend and compress during adjustment.

Career Highlights

O’Neill’s patent reflects work on a practical engineering challenge in marine-drive systems: accommodating changes in length while protecting and managing an electrical connection. His association with Brunswick Corporation places the invention within the marine industry.

Collaborations

Luke Mirly is identified as O’Neill’s coworker. The available information does not specify whether Mirly collaborated on the patent.

Conclusion

Andrew T. O’Neill’s patented extension joint combines telescoping cylinders, a sealed cavity, a helical electrical connector, and a slip ring to support adjustable marine-drive applications.