ALEXANDRIA, Va., Sept. 10 -- United States Patent no. 12,410,955, issued on Sept. 9, was assigned to ECO Holding 1 GmbH (Germany).
"Proportional valve assembly for refrigerants" was invented by Dieter Maisch (Kohlberg, Germany) and Hartmut Weber (Altdorf, Germany).
According to the abstract* released by the U.S. Patent & Trademark Office: "This disclosure relates to a proportional valve arrangement for refrigerant, with a valve housing having a valve body chamber, a valve body which is arranged within the valve body chamber and configured to be transferable between a first position and a second position. The valve housing includes a first sealing seat and a second sealing seat, and the valve body which is transferable between the first se...