Location History:
- West Hartford, MN (US) (2018)
- West Hartford, CT (US) (2000 - 2023)
Company Filing History:
12 out of 10,654 
4 out of 2,484 
Years Active: 2000-2023
Title: Colin D Craig: Innovator in Bearing Technology
Introduction
Colin D Craig is a notable inventor based in West Hartford, CT (US), recognized for his contributions to bearing technology. With a total of 16 patents, Craig has made significant advancements in the field, particularly in the design and functionality of face seal arrangements.
Latest Patents
One of Craig's latest patents is focused on a face seal arrangement designed for reduced force and pressure. This innovative design features a bearing mounted to a static structure that supports the shaft. The bearing compartment is defined by face seal arrangements on both axial sides of the bearing. Each arrangement includes a seal seat that rotates with the shaft and a non-rotating sealing ring. The seal housing is exposed to high-pressure air outside the bearing compartment. A coil spring biases the seal housing towards the seal seat, ensuring that the sealing face maintains contact with the seal seat through a bias force that includes a net fluid force acting on both the seal housing and the coil spring. The sealing face is characterized by a contact portion that engages the seal seat and a feed portion that is recessed from it. This feed portion contains several circumferentially spaced feed slots that are fluidly connected to at least one annular groove.
Career Highlights
Throughout his career, Colin D Craig has worked with prominent companies such as United Technologies Corporation and Raytheon Technologies Corporation. His experience in these organizations has contributed to his expertise in the field of engineering and innovation.
Collaborations
Craig has collaborated with notable colleagues, including Jonathan Logan Miller and Christopher P Kmetz, further enhancing his work and contributions to the industry.
Conclusion
Colin D Craig stands out as an influential inventor in the realm of bearing technology, with a strong portfolio of patents and a history of collaboration with esteemed professionals. His innovative designs continue to impact the industry positively.