ALEXANDRIA, Va., May 19 -- United States Patent no. 12,631,182, issued on May 19, was assigned to Copeland Climate Technologies (Suzhou) Co. Ltd. (Jiangsu, China).

"Scroll compression mechanism and scroll compressor" was invented by Liwei Geng (Suzhou, China), Zhouzhou Lu (Suzhou, China) and Min Su (Suzhou, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "Disclosed are a scroll compression mechanism and a scroll compressor. The scroll compression mechanism comprises a non-orbiting scroll member, an orbiting scroll member, an oil supply passage, an adjusting valve and a fluid pressure passage comprising a first end and a second end. The first end is in fluid communication with a first pressure source to a...