Dennis DeGray

Title: Dennis DeGray: Innovator in Thermoplastic Material Handling

Introduction

Dennis DeGray is a notable inventor based in Pacific Grove, CA (US). He has made significant contributions to the field of thermoplastic material handling, holding a total of 2 patents. His work focuses on improving the efficiency and safety of thermoplastic processing.

Latest Patents

One of his latest patents is an "Apparatus and method for thermoplastic material handling." This innovative apparatus includes a hopper, a melting grid, and a lid assembly designed to vent the interior of the hopper in case of overpressure. The lid assembly features a spring-loaded hinge and latch mechanism, allowing it to move upwardly away from a gas seal when the gas pressure exceeds a predetermined level. Additionally, the apparatus incorporates a gas purging system that circulates nitrogen within the hopper, ensuring optimal conditions for thermoplastic processing. The melting grid is equipped with grooves that communicate with a central outlet, which includes a plug and filter assembly to maintain solid thermoplastic material out of the outlet while filtering melted material. A raised sealing element on the lid assembly ensures an airtight seal, enhancing the apparatus's efficiency.

Another significant patent is a "Lid assembly for a hot melt adhesive applicator." This invention further showcases DeGray's expertise in creating solutions for thermoplastic applications.

Career Highlights

Dennis DeGray is currently employed at Nordson Corporation, a company known for its advanced technology in adhesive dispensing and coating systems. His work at Nordson has allowed him to develop innovative solutions that enhance the performance of thermoplastic materials.

Collaborations

Throughout his career, DeGray has collaborated with notable colleagues, including W Harrison Faulkner, III and David F Bullock. These collaborations have contributed to the advancement of technology in the field of thermoplastic handling.

Conclusion

Dennis DeGray is a prominent inventor whose work in thermoplastic material handling has led to significant advancements in the industry. His innovative patents and contributions to Nordson Corporation highlight his commitment to improving thermoplastic processing technologies.