Trimmer Attachment for a Riding Mower

摘要

A weed and grass trimmer attachment and riding mowers having weed and grass trimmer attachments are provided. The trimmer attachment attaches to a riding mower using a structural support arm and a mounting member. The trimmer attachment takes power from the mower drive shaft to operate a trimmer attachment. The trimmer attachment includes a floating trimmer shaft that compensates for ground variations. The trimmer attachment enables a seated operator to both mow a lawn and trim grass and weeds.

主权项

1. A trimmer attachment, comprising:
a trimmer head assembly, comprising:
a housing, including a first bearing, a second bearing, and a stop plate; and,a support arm extending outwardly from a rear of said housing, further having two flanges; a trimmer frame member rigidly fixed to said support arm flanges, said trimmer frame member configured to be rigidly attached to a mower frame; a vertically movable trimmer drive shaft rotatably extending through said housing; a trimmer drive pulley within said housing and attached to said trimmer drive shaft, said trimmer drive pulley vertically movable within said housing; a string plate attached to the bottom of said trimmer drive shaft, said string plate for receiving string stock; a multi-groove mower deck pulley for attaching to a mower drive shaft; and, a trimmer drive belt for transferring rotation of said multi-groove mower deck pulley to said trimmer drive shaft; wherein said stop plate is mounted to an upper distal end of said trimmer drive shaft external from said housing; and, wherein said stop plate, when contacting a top surface of said housing, arrests downward travel of said trimmer drive shaft.