US Patent Issued to MITSUBISHI HEAVY INDUSTRIES ENGINE & TURBOCHARGER on Sept. 1 for "Gas bearing device" (Japanese Inventors)

ALEXANDRIA, Va., Sept. 1 -- United States Patent no. 12,723,619, issued on Sept. 1, was assigned to MITSUBISHI HEAVY INDUSTRIES ENGINE & TURBOCHARGER LTD. (Sagamihara, Japan).

"Gas bearing device" was invented by Takaya Futae (Tokyo), Hideaki Nishida (Tokyo), Shuichi Isayama (Tokyo), Naomichi Shibata (Sagamihara, Japan) and Shingo Tanaka (Tokyo).

According to the abstract* released by the U.S. Patent & Trademark Office: "A gas bearing device having a housing provided around a rotary shaft and forms an annular gap between the housing and the rotary shaft; a top foil provided to surround the rotary shaft within the annular gap; and a backup foil provided to surround the top foil on the outside of the top foil within the annular gap. The bac...