ALEXANDRIA, Va., Nov. 25 -- United States Patent no. 12,480,537, issued on Nov. 25, was assigned to Caterpillar Inc. (Peoria, Ill.).
"Actuator for machine" was invented by Sivakumar Ramanathan (Chennai, India), Rameshkrishnan Lakshminarayanan (Chennai, India) and Kurt Steven Goslovich (Naperville, Ill.).
According to the abstract* released by the U.S. Patent & Trademark Office: "An actuator for a machine includes a cylinder barrel and a piston arrangement received within the cylinder barrel. The actuator further includes a first cylinder received within the cylinder barrel and a first member coupled to the first cylinder at a first cylinder end of the first cylinder. The actuator also includes a second cylinder received within the first c...