Donald E Amundson

Title: **Donald E Amundson: Innovator in Seal Technology**

Introduction

Donald E Amundson, an accomplished inventor based in Prospect Heights, Illinois, has made significant contributions to sealing technologies. With one patent to his name, he has created a solution that specifically addresses the challenges of high vapor-pressure liquids.

Latest Patents

Amundson's innovative patent is titled "Spiral groove seal system for high vapor-pressure liquids." This patent describes a sophisticated seal system designed to prevent leakage from a housing and a rotatable shaft. The method encompasses a phase change of a liquefied hydrocarbon fluid across a primary module, with the resulting gas being contained by a secondary module that functions as a dry running gas seal. It features several axially spaced spiral-groove seal modules installed between the shaft and housing. Each module comprises a primary ring secured to the housing and a mating ring that rotates with the shaft, creating an intermediate cavity. The design includes opposed, radially extending faces on the rings, where one face incorporates multiple downstream pumping spiral grooves extending from its circumference.

Career Highlights

Amundson has dedicated his career to advancing engineering solutions at John Crane-Houdaille, Inc. He has utilized his expertise to address industry needs, particularly in high-pressure environments. The innovative aspects of his sealing system showcase his commitment to enhancing safety and efficiency in fluid management.

Collaborations

Throughout his career, Amundson has collaborated with esteemed colleagues in his field, including Jon B Hamaker and Glenn G Pecht. Their teamwork has contributed to the development of advanced sealing technologies, helping to further refine and optimize sealing systems used across various applications.

Conclusion

Donald E Amundson stands out as a skilled inventor in the realm of sealing technology. His patent for a spiral groove seal system exemplifies his dedication to innovation and excellence. His work not only contributes to the field of engineering but also represents the ongoing pursuit of advancements that address critical industry challenges.