David Arthur Spence

Title: The Innovations of David Arthur Spence

Introduction

David Arthur Spence is a notable inventor based in Hartland, Wisconsin. He holds three patents that showcase his innovative contributions to technology and engineering. His work reflects a commitment to solving complex problems through inventive solutions.

Latest Patents

One of Spence's latest patents is the Roadworthy Rail Ballast Regulator. This invention features a regulator moldboard and grader blade assembly that includes a moldboard with a transversely extending pin. The pin has a notch inclined toward the moldboard, allowing a grader blade to be securely mounted. This design ensures that the blade is drawn against the moldboard as a fastener tightens, enhancing the efficiency of rail ballast regulation.

Another significant patent is the Target Pedestal Assembly and Method of Preserving the Target. This invention addresses the challenges of protecting an x-ray target from extreme heat generated by an electron beam. The target is submerged in a cooling fluid that is continuously circulated to dissipate heat. Additionally, the target may be coated to protect it from breakdown due to heat or chemical reactions from the cooling fluid.

Career Highlights

Throughout his career, David Arthur Spence has worked with several companies, including Tomotherapy Incorporated and Nordco Inc. His experience in these organizations has contributed to his development as an inventor and innovator.

Collaborations

Some of his notable coworkers include Robert L. Cravens and Kenneth Ruchala. Their collaboration has likely played a role in the advancement of Spence's inventions.

Conclusion

David Arthur Spence's contributions to the field of invention are marked by his innovative patents and collaborative efforts. His work continues to impact the engineering and technology sectors positively.