20150264862 | Trimmer Head and Method of Installing Pivot Posts Therein - A trimmer head having pivoting line holders comprises a single unitary molded housing having at least one recessed cavity located on the upper surface which is shaped and sized to receive a pivoting line holder, the recessed cavity includes reinforcement members for securely retaining pivoting line holder therein via insertion of a metal bearing ring which allows for free rotation of pivoting line holder about its central axis within recessed cavity; a method for installation of pivoting line holders within a trimmer head is also disclosed. | 09-24-2015 |