Brushless wound rotor synchronous machines (BL-WRSMs) represent an evolution in electrical machine design, combining the merits of wound rotor constructions with brushless operation to enhance ...

Unusual Machines, Inc. (AMEX:UMAC) on Friday inked a definitive agreement to acquire Rotor Lab Pty Ltd, an Australia-based manufacturer of electric propulsion systems for unmanned aerial systems. The ...

ORLANDO, FL / ACCESS Newswire / June 13, 2025 / Unusual Machines, Inc. (UMAC), a leader in drone technology and component manufacturing, today announced it has signed a definitive agreement,effective ...

Garrett Motion has been granted a patent for a rotor design in a fluid machine. The rotor includes a wheel with blades and a unique balancing mark within the inter-blade area. The mark is elongate, ...