James R Havens

Title: Innovations of James R Havens in Welding Technology

Introduction

James R Havens is a notable inventor based in Sterling Heights, MI (US). He has made significant contributions to the field of welding technology, holding a total of 3 patents. His work focuses on methods and apparatuses that enhance the quality and efficiency of welding processes.

Latest Patents

One of his latest patents is a "Method and apparatus for detecting the onset of melting in a resistance." This invention involves monitoring weld parameters during the welding process. Data representing the weld resistance curve and power curve are acquired and analyzed by a suitably programmed computer. The derivative of resistance is calculated, and the function is divided by power to obtain a ratio that helps predict the onset of melting in the weld. This method also includes predicting whether a weld is a nugget or a sticker by calculating various energy ratios.

Another significant patent by Havens is a "Method and apparatus for predicting and controlling the quality of a weld." Similar to his previous invention, this method monitors weld parameters and analyzes the resistance and power curves. It aims to ensure high-quality welds by predicting the onset of melting and assessing weld geometry.

Career Highlights

James R Havens is currently associated with GM Global Technology Operations, Inc. His work has been instrumental in advancing welding technologies, making processes more efficient and reliable. His innovative approaches have garnered attention in the industry.

Collaborations

Havens has collaborated with notable coworkers such as Basil A Decina, Jr. and Dixon Cleveland. Their combined expertise has contributed to the development of advanced welding technologies.

Conclusion

James R Havens continues to be a significant figure in welding technology, with his patents reflecting his commitment to innovation and quality. His contributions have the potential to impact the industry positively.