Company Filing History:
Years Active: 1990-1992
Title: The Innovative Mind of Douglas C. Duffy
Introduction
Douglas C. Duffy, an accomplished inventor from West Ryde, Australia, has made notable contributions to the field of packaging closures. With a total of two patents, his work specifically addresses the complexities involved in creating secure and efficient drum or pail closures.
Latest Patents
Duffy's latest patents include a unique design for a drum or pail closure that features a top rim formed as an outwardly rolled curl. This curl extends through at least 450 degrees relative to the cylindrical wall of the drum, ensuring that it does not contact any uncurled portions of the drum's body. The innovative formation of this curl not only enhances the structural integrity but also allows for a leak-proof seal when combined with a gasket during dangerous goods testing. Additionally, when utilized with a lug-cover lid, the lugs can be secured beneath the curl through a re-entrant portion, thereby increasing the seal’s security. Duffy also details methods for creating this curl involving primary and secondary curl components, along with an improved lug configuration, demonstrating his engineering prowess.
Career Highlights
Throughout his career, Douglas Duffy has worked with prominent companies such as Rheem Australia Limited and Rheem Australia Ltd. These tenures have undoubtedly provided him with the experience and insight needed to innovate in the closure industry. His work focuses on practical solutions that enhance both safety and usability in packaging.
Collaborations
During his professional journey, Duffy has had the opportunity to collaborate with notable peers, including Richard D. Temby. Their combined expertise has likely contributed to advancements in product safety and design standards within their professional domain.
Conclusion
In conclusion, Douglas C. Duffy stands out as a significant figure in the realm of innovation, particularly in the design of secure drum and pail closures. His patents showcase a forward-thinking approach to engineering challenges, ensuring safety and efficiency in packaging. Through his career and collaborations, Duffy continues to inspire future generations of inventors.