ALEXANDRIA, Va., Feb. 17 -- United States Patent no. 12,551,045, issued on Feb. 17, was assigned to Melitta Professional Coffee Solutions GmbH & Co. KG (Minden, Germany).
"Grinder and coffee machine having such a grinder" was invented by Armin Hensel (Rahden, Germany) and Bernd Buchholz (Rahden, Germany).
According to the abstract* released by the U.S. Patent & Trademark Office: "A grinder for grinding coffee beans having a first grinding tool and a second grinding tool forming a grinding nip, and the second grinding tool being rotatable relative to the first grinding tool. The grinder has at least one force generation device for applying a selectable force F to a first grinding tool or a second grinding tool, which force can be transmitt...