Brush attachment

Earth working – Fabric or flexible tool

Patent

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Details

1726845, 1724451, 172776, 56DIG12, A01B 4500

Patent

active

050185870

ABSTRACT:
An improved brush attachment (10) includes a frame (12) comprising a semirigid plate (14) and rigid braces (16-24) so that the relative overall stiffness is adjustable in accordance with the contour of the underlying surface. An arrangement of end-to-end, oppositely angled brushes (46-60) is provided on the bottom of the frame (12).

REFERENCES:
patent: 417477 (1889-12-01), Dundon
patent: 1033551 (1912-07-01), Davis
patent: 1544662 (1925-07-01), Layton et al.
patent: 1546071 (1925-07-01), Harris
patent: 1997248 (1935-04-01), Densberger
patent: 2186658 (1940-01-01), Scheunemann
patent: 2962946 (1960-12-01), Neff
patent: 3878901 (1975-04-01), Robertson, Sr.
patent: 4140187 (1979-02-01), Leclerc
patent: 4312095 (1982-01-01), Mullins
patent: 4747174 (1988-05-01), Hightower

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