ALEXANDRIA, Va., March 19 -- United States Patent no. 12,253,288, issued on March 18, was assigned to DAIKIN INDUSTRIES LTD. (Osaka, Japan).
"Refrigeration cycle apparatus" was invented by Kumiko Saeki (Osaka, Japan), Yuta Iyoshi (Osaka, Japan) and Yoshiki Yamanoi (Osaka, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A safety valve includes a secondary-side refrigerant circuit that includes a secondary-side receiver that reserves a refrigerant, a flow path switching portion that includes a first connecting portion, a second connecting portion, and a third connecting portion connected to the secondary-side receiver, the flow path switching portion (96) that switches between a first state in which the t...