Patent ID: 7000324

Claim:
A top loading fixed length line trimmer head for string trimmer machines using line segments of predetermined length including in combination: a central cylindrical hub having an upper end and a lower end and configured for attachment to a drive shaft of a string trimmer machine, the central hub further having a longitudinal axis and an offset shoulder thereon; a circular flange attached to and extending outwardly from the lower end of the central hub, the flange having at least one trimmer line exit opening on the circumference thereof; sets of line termination apertures of different sizes on the shoulder of the hub extending generally parallel to the longitudinal axis of the hub and axially offset from the trimmer line exit openings for insertion and termination of an end of a length of trimmer line therein; and a line guide means on the flange located between the at least one line exit opening and the line termination apertures to direct lengths of trimmer line from the line termination apertures to the at least one line exit opening.