Donald J Holman

Title: The Innovations of Donald J Holman

Introduction

Donald J Holman is an accomplished inventor based in Kirkland, WA (US). He has made significant contributions to the field of machine tooling, particularly through his innovative approach to friction stir welding. His work has led to the development of a patented method and apparatus that enhances the efficiency and effectiveness of welding processes.

Latest Patents

Holman's most notable patent is titled "Method and apparatus for machine tooling, such as friction stir welder." This invention features a friction stir welding tool that includes a welding head with a probe and spindle rotatably mounted at one end. The design incorporates a support that allows the welding head to move about a pitch axis, along with a pitch actuator that helps manage the large forces exerted at the probe. Additionally, a turntable supports the welding head for movement about a yaw axis, with a yaw actuator designed to counteract similar forces. A controller is also included to maintain the angle of attack of the probe relative to the direction of travel along the workpiece. Holman holds 1 patent for this innovative technology.

Career Highlights

Holman is currently employed at Nova-Tech Engineering, Inc., where he continues to develop and refine his inventions. His expertise in machine tooling has positioned him as a valuable asset to the company, contributing to advancements in welding technology.

Collaborations

One of Holman's notable coworkers is James A Whitehouse. Their collaboration has likely fostered an environment of innovation and creativity within their projects.

Conclusion

Donald J Holman exemplifies the spirit of innovation in the field of machine tooling. His contributions, particularly in friction stir welding, demonstrate the impact of inventive thinking on industrial processes.