Rotary edging blade system

Details Rotary edging blade system Rotary edging blade system

2005-02-22

2005-02-22

Pezzuto, Robert E. (Department: 3671)

Earth working

Lawn edger

Rolling or driven cutter

C056S256000

Reexamination Certificate

active

06857481

ABSTRACT:
A blade is formed of a vertical segment. The vertical segment has a central aperture. The vertical segment further has long parallel side edges, short parallel end edges and upturned parallel ends. Each end has a leading edge and a trailing. A horizontal cutting edge is formed into each leading edge of the upturned parallel ends. A vertical cutting edge is formed into each long edge adjacent to a horizontal cutting edge.

REFERENCES:
patent: 3192693 (1965-07-01), Bergeson
patent: 4072195 (1978-02-01), Carlson
patent: 5226248 (1993-07-01), Pollard
patent: 5592992 (1997-01-01), Thompson

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