ALEXANDRIA, Va., Aug. 12 -- United States Patent no. 12,385,505, issued on Aug. 12, was assigned to IHI Corp. (Tokyo).
"Centrifugal compressor" was invented by Yasutaka Bessho (Tokyo).
According to the abstract* released by the U.S. Patent & Trademark Office: "A centrifugal compressor includes: an impeller; and a housing that accommodates the impeller, the housing including: a primary flow path that accommodates the impeller; and a secondary flow path that surrounds the primary flow path in a cross-section perpendicular to an axial direction of the impeller, the secondary flow path including: a first end that opens to the primary flow path at a position upstream of the impeller in a flow of air in the primary flow path; and a second end t...