David A Stahl is a prominent inventor based in Thousand Oaks, CA. He has made significant contributions to the field of magnetic rotary machines, holding a total of 3 patents. His innovative designs focus on improving the efficiency and performance of these machines.

Latest Patents

One of his latest patents is the "Rotor shield for magnetic rotary machine." This invention features a magnet rotor that includes a sleeve and a magnet positioned within it. A highly electrically conductive, nonmagnetic shield surrounds the magnet, which reduces rotor eddy current losses and lowers the rotor's operating temperature, thereby enhancing the machine's efficiency. Another notable patent is the "Permanent magnet rotor cooling system and method." This system includes a rotor end cap with an axially extending bore and multiple radially extending holes that align with holes in the sleeve around the permanent magnet. This design facilitates cooling air flow to the air gap between the permanent magnet sleeve and the stator, improving overall performance.

Career Highlights

David A Stahl is currently associated with Capstone Turbine Corporation, where he continues to innovate and develop advanced technologies in the field of rotary machines. His work has been instrumental in pushing the boundaries of efficiency and performance in this sector.

Collaborations

Throughout his career, David has collaborated with talented individuals such as Phillip B Vessa and Dinyu Qin. These partnerships have contributed to the successful development of his patented technologies.

Conclusion

David A Stahl is a key figure in the innovation of magnetic rotary machines, with a focus on enhancing efficiency through his patented designs. His contributions continue to impact the industry positively.