US Patent Issued to MITSUBISHI GENERATOR on May 27 for "Short circuit detection device for rotating electrical machine" (Japanese Inventors)

ALEXANDRIA, Va., June 17 -- United States Patent no. 12,313,685, issued on May 27, was assigned to MITSUBISHI GENERATOR Co. LTD. (Kobe, Japan).

"Short circuit detection device for rotating electrical machine" was invented by Yuji Takizawa (Tokyo), Atsushi Yamamoto (Tokyo) and Susumu Maeda (Tokyo).

According to the abstract* released by the U.S. Patent & Trademark Office: "A short circuit detection device for a rotating electrical machine includes: a signal processing device including a signal acquisition unit, a signal decomposing unit, a specific frequency component reducing unit, a signal conversion unit, and a short circuit detection unit; and a magnetic detector placed inside a stator, and detects short circuit of a field winding. The...