Company Filing History:
Years Active: 1976-1982
Title: The Innovative Contributions of Robert L. Dixon
Introduction
Robert L. Dixon is a notable inventor based in Brea, California, recognized for his significant contributions to the field of earth boring tools. With a total of 9 patents to his name, Dixon has developed innovative solutions that enhance drilling efficiency and effectiveness.
Latest Patents
Among his latest inventions is a large diameter drill bit designed for drilling large diameter shafts. This drill bit features a main body with multiple cutter assemblies that are rotatively mounted on its lower side. The cutters effectively contact and disintegrate earth formations at the bottom of the shaft, generating rock chips. The strategic placement of the cutters along arcuate paths allows for optimal performance, while an arcuate channel in the bit body facilitates a high-velocity flow path for drilling fluid. This design ensures that rock chips are efficiently flushed away during operation.
Another significant patent is the replaceable shirttail, which serves as a protective component for the seals and bearings of an associated cutter. This removable shirttail can be attached to the cutter's journal or mounting shaft using threaded fasteners. Its innovative design allows for easy replacement and inspection of seals and bearings without the need to renew other parts of the cutter assembly.
Career Highlights
Robert L. Dixon is currently employed at Smith International, Inc., where he continues to develop groundbreaking technologies in the drilling industry. His work has not only advanced the capabilities of earth boring tools but has also contributed to the overall efficiency of drilling operations.
Collaborations
Throughout his career, Dixon has collaborated with esteemed colleagues, including Malcolm D. Maxsted and Robert E. Allison. These partnerships have fostered a creative environment that encourages innovation and the sharing of ideas.
Conclusion
Robert L. Dixon's contributions to the field of drilling technology exemplify the spirit of innovation. His patents reflect a commitment to improving drilling processes and enhancing the performance of earth boring tools. Through his work at Smith International, Inc., Dixon continues to make a lasting impact on the industry.