Charles B Overby

Title: Innovations of Charles B Overby

Introduction

Charles B Overby is a notable inventor based in Campbell County, Virginia. He holds a total of four patents, showcasing his contributions to the field of electromagnetic acoustic transducers (EMATs). His work has significantly advanced the technology used in non-destructive testing and switching mechanisms.

Latest Patents

One of Overby's latest patents is the EMAT transmit/receive switch. This invention involves a transmitting and receiving switch assembly for an EMAT, allowing for selective switching between transmit and receive modes. The design incorporates a specific circuit that includes an EMAT coil coupled to a tuning capacitor, enabling operation at a desired frequency during transmission. The circuit also features a set of capacitors that separate the EMAT coil from diode strings, facilitating rapid mode switching.

Another significant patent is the method for EMAT inspection of header tube stubs. This method allows for non-destructive testing of closely-spaced objects, such as header tube stubs in furnaces or boilers. The small size of the meander coil sensors used in this method permits accurate testing of an entire tube, even when part of a closely-spaced bundle.

Career Highlights

Overby has worked with prominent companies in the industry, including McDermott Technology, Inc. and The Babcock & Wilcox Company. His experience in these organizations has contributed to his expertise in the development of innovative testing methods and devices.

Collaborations

Throughout his career, Overby has collaborated with notable professionals such as Daniel T MacLauchlan and Michael O Robertson. These partnerships have likely enriched his work and led to further advancements in his field.

Conclusion

Charles B Overby is a distinguished inventor whose work in EMAT technology has made a significant impact on non-destructive testing methods. His innovative patents and collaborations reflect his dedication to advancing engineering solutions.