ALEXANDRIA, Va., Jan. 29 -- United States Patent no. 12,207,597, issued on Jan. 28, was assigned to DEERE & COMPANY (Moline, Ill.).
"Timber-working devices" was invented by Douglas Craig Swinyard (Tokoroa, New Zealand).
According to the abstract* released by the U.S. Patent & Trademark Office: "A timber-working device has a frame, and a saw apparatus mounted to the frame. At least one pair of arms are pivotally attached to the frame and configured to be controlled to grasp at least one tree stem. A feed mechanism is configured to feed the at least one stem relative to the frame. The feed mechanism has opposing feed arms, each feed arm pivotally connected to the frame. Each feed arm has a pivot pin arrangement with a first pivot pin and a ...