ALEXANDRIA, Va., Nov. 18 -- United States Patent no. 12,471,524, issued on Nov. 18, was assigned to MTD PRODUCTS INC (Valley City, Ohio).
"Single line weed vegetation trimmer and/or edger with continuous line feed" was invented by Shalom Levin (Pardesly, Israel), Assaf Levin (Pardesly, Israel) and Shai Abramson (Pardesly, Israel).
According to the abstract* released by the U.S. Patent & Trademark Office: "A line trimmer or edger includes a trimmer head configured to rotate a portion of a trimmer line comprising a cutting end of the trimmer line; a trimmer motor configured to drive the rotation of the trimmer head; a continuous line feed mechanism configured to continuously feed the trimmer line into the trimmer head while the continuous l...