Dean A Nelson

Title: Innovations of Dean A. Nelson

Introduction

Dean A. Nelson is a notable inventor based in Pullman, WA (US), recognized for his contributions to wood grading technology. With a total of two patents to his name, he has made significant advancements in the field of material testing and evaluation.

Latest Patents

One of his latest inventions is the Sonic Lumber Tester. This innovative wood grading apparatus utilizes a robust 'push' solenoid as a hammer means to impact lumber specimens under test. The design incorporates a conventional solenoid coil combined with a bimetallic armature, which allows for precise measurement of wood properties in a conveyor line setting. By measuring sonic velocity and density, the apparatus determines the modulus of elasticity of wood objects, enhancing the accuracy of wood grading.

Another significant patent is the Rail Shear Tester Apparatus, designed for testing panel products in edgewise shear. This apparatus applies shear stress in a diagonal direction and features multiple loading configurations to ensure comprehensive testing. The control and data collection processes are managed by computer systems, and safety is prioritized with an electrically locked guard door during operation.

Career Highlights

Dean A. Nelson is currently employed at Metriguard Inc., where he continues to innovate and develop advanced testing technologies. His work has contributed to improving the accuracy and efficiency of wood grading processes.

Collaborations

Throughout his career, Dean has collaborated with notable colleagues, including James David Logan and Timothy T. Meekhof. These partnerships have fostered a collaborative environment that encourages innovation and the sharing of ideas.

Conclusion

Dean A. Nelson's contributions to the field of wood grading technology through his patents and collaborative efforts highlight his role as a significant inventor. His work continues to influence the industry and improve the standards of material testing.