Back to results
US 6,658,741 B2Granted
Cutting member for line trimmer
OwnerHenry J. Paluszekinventor
Life of this patent
Estimating the term…
Abstract
A cutting member is provided for mounting onto a guard for a line trimmer, the cutting member having at least one knife edge for cutting vegetation in concert with the flailing filament(s) of the trimmer. The knife edge is spaced from any planes swept by the flailing filaments. Additionally, the cutting member may be provided with a second knife edge that is positioned to trim excess length of the filament(s), thus ensuring no filament extends beyond the guard while in use.
Claims18
A line trimmer for trimming vegetation comprising:
- a drive shaft;
- a cutting head rotatably mounted to said drive shaft;
- a first filament mounted to said cutting head;
- a motor for causing rotation of said cutting head;
- and,
- a guard mounted onto said drive shaft in proximity to said cutting head, said guard radiating outwardly from said drive shaft to at least sweep across an arc, said first filament being flailed within said guard upon rotation of said cutting head, wherein a cutting member is disposed on said guard, said cutting member having a knife edge spaced from a first plane defined by the flailing of said first filament.
3 more elements
Dependencies are inferred from the claim text.