Harvesters – Motorized harvester – Having motor on ground-supported carrier
Patent
1987-10-26
1989-01-10
Hirsch, Paul J.
Harvesters
Motorized harvester
Having motor on ground-supported carrier
56 167, 56255, A01D 3467, A01D 3446
Patent
active
047964154
ABSTRACT:
A dolly for receiving a line trimming apparatus and maintaining the rotating spool in the line trimming apparatus in a selected orientation with respect to the ground, in order to cut the grass at a selected height above the ground regardless of the contour of the terrain, trim the grass adjacent a structure such as a fence and edge along fixed structures such as a driveway and sidewalk. In a first preferred embodiment, a universal dolly is characterized by a split frame provided with removable front and rear legs and removable side legs for selectively receiving wheels and supporting the dolly in rolling relationship on a lawn, driveway or sidewalk. In a second preferred embodiment, an injection-molded plastic dolly is also characterized by a split frame and removable front rear and side legs to facilitate optional configurations for operation of the line trimmer in mowing, trimming and edging configurations. In yet another preferred embodiment of the invention, a dolly base of selected configuration is characterized by two or three wheels and is designed to mount a line trimmer for edging and lawn mowing purposes.
REFERENCES:
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patent: 4182100 (1980-01-01), Letter
patent: 4287709 (1981-09-01), Lowry et al.
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patent: 4428183 (1984-01-01), Lowry et al.
patent: 4442659 (1984-04-01), Enbusk
patent: 4531350 (1985-07-01), Hathmacher
patent: 4688376 (1987-08-01), Wolfe, Sr.
patent: 4704849 (1987-11-01), Gilbert et al.
Harrison John M.
Hirsch Paul J.
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