This inventor holds 2 USPTO granted patents and 1 published patent application, plus 2 CIPO patents and 1 EPO patent. Top assignee: Westinghouse Electric Corporation. Active years: 1993-1996.
Company Filing History:
Years Active: 1993-1996
Title: Innovations by Douglas C. Hofer
Introduction
Douglas C. Hofer is an accomplished inventor based in Orlando, FL. He has made significant contributions to the field of turbomachinery, holding a total of 2 patents. His work focuses on enhancing the efficiency and performance of turbomachines through innovative designs.
Latest Patents
One of Hofer's latest patents is a method of making a row of mix-tuned turbomachine blades. This invention involves creating rotor blades where the first mode vibratory frequency of each blade falls into two distinct groups. By alternating blades from these groups, the design inhibits the onset of stall flutter, improving the overall performance of the turbomachine. The blades are manufactured by forging a blank between upper and lower die halves, with specific orientations that result in different airfoil shapes and resonant frequencies.
Another notable patent is an exhaust system for an axial flow turbomachine. This system features a diffuser that directs the flow of working fluid from the turbine exit to an exhaust housing. The design minimizes the strength of the vortex formed during this process by carefully orienting the outlet of the outer exhaust flow guide. This innovative approach enhances the efficiency of the exhaust system and contributes to the overall effectiveness of the turbomachine.
Career Highlights
Douglas C. Hofer is currently employed at Westinghouse Electric Corporation, where he continues to develop cutting-edge technologies in the field of turbomachinery. His expertise and innovative mindset have made him a valuable asset to the company.
Collaborations
Throughout his career, Hofer has collaborated with notable colleagues, including Robert C. Wynn and Jurek Ferleger. These partnerships have fostered a creative environment that encourages the development of groundbreaking technologies.
Conclusion
Douglas C. Hofer's contributions to turbomachinery through his patents and innovative designs have significantly impacted the industry. His work exemplifies the importance of innovation in engineering and technology.