Location History:
- Shelton, CT (US) (1981 - 1983)
- Trumbull, CT (US) (1981 - 1988)
Company Filing History:
Years Active: 1981-1988
Title: Douglas H. Clelford: Innovating the Future of Aviation
Introduction
Douglas H. Clelford, an accomplished inventor based in Trumbull, Connecticut, has made significant strides in the field of aviation technology. With a remarkable portfolio of 14 patents, Clelford's work primarily focuses on advancements that enhance helicopter performance and safety. His contributions demonstrate a blend of innovative thinking and practical solutions to complex engineering challenges.
Latest Patents
Among his latest patents, Clelford has developed a groundbreaking method for preventing augmenting vertical load induced oscillations in helicopters. This invention involves the use of collective stick inputs, which undergo high pass filtering upon detecting excess stick reversals that surpass a set collective authority rate of 15% per second, as well as a frequency of three reversals per second. This technique effectively cancels out problematic stick reversals, contributing to smoother helicopter operation.
Additionally, he has designed an oscillatory-failure monitor that compares multiple signal parameters to assess agreement or disparity. This system counts discrete miscomparisons and triggers an oscillatory-failure alert when a predetermined threshold is reached, ensuring reliable performance monitoring in helicopter systems. These patents highlight Clelford's commitment to improving safety and operational efficiency in aviation.
Career Highlights
Clelford's successful career is enriched by his role at United Technologies Corporation, a leader in advanced technology products and services for the aerospace and building systems industries. His inventive contributions have established him as a prominent figure in the engineering realm, where he continually strives to push the boundaries of what is possible in aviation technology.
Collaborations
Throughout his career, Douglas has collaborated closely with skilled professionals, including notable coworkers Richard D. Murphy and Donald W. Fowler. These partnerships have fostered an environment of innovation and have led to the development of cutting-edge technologies in the aviation sector.
Conclusion
Douglas H. Clelford's dedication to innovation has profoundly impacted the field of aerospace engineering. His patents not only showcase his inventive prowess but also his commitment to enhancing flight safety and performance. As he continues to develop groundbreaking technologies, Clelford remains a pivotal figure in the evolution of modern aviation.