Company Filing History:
Years Active: 2009
Title: The Innovations of John K Karpowich
Introduction
John K Karpowich is a notable inventor based in Trumbull, Connecticut. He has made significant contributions to the field of rotor blade technology, particularly through his innovative designs that enhance the performance of rotorcraft.
Latest Patents
Karpowich holds a patent for a rotor blade tip planform. This invention features a main rotor blade that incorporates a rotor blade tip region with a specific tip chord and tip taper. The design achieves a ratio of the main rotor blade chord to the tip chord of approximately 0.30. Additionally, the tip taper ratio provides an area reduction of approximately 28% in the outer 10% of the blade span. The tip region also includes a hover optimized high lift airfoil and a tip sweep that maintains a constant value of approximately 30 degrees along the quarter chord line.
Career Highlights
Karpowich is associated with Sikorsky Aircraft Corporation, a leader in the aerospace industry known for its advanced rotorcraft designs. His work at Sikorsky has allowed him to contribute to cutting-edge technologies that improve rotorcraft efficiency and performance.
Collaborations
Throughout his career, Karpowich has collaborated with esteemed colleagues such as Robert C Moffitt and Thomas Alan Egolf. These partnerships have fostered innovation and have led to advancements in rotor blade technology.
Conclusion
John K Karpowich's contributions to rotor blade design exemplify the spirit of innovation in aerospace engineering. His patent for the rotor blade tip planform showcases his commitment to enhancing rotorcraft performance.