Trash clearing brush unit for a planter unit

Planting – Drilling – Including trash control accessory

Patent

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Details

172 29, 172543, 172747, 172744, A01C 500

Patent

active

050761803

ABSTRACT:
A trash clearing brush unit for use ahead of a planter unit including a pair of circular brushes rotatably mounted to a vertical support bar and angularly inclined toward one another. The support bar is attachable to a planter unit and vertically adjustable with respect thereto.

REFERENCES:
patent: 2882982 (1959-04-01), Hobbs
patent: 3010526 (1961-11-01), Van der Lely et al.
patent: 3314486 (1967-04-01), Remy
patent: 4114697 (1978-09-01), Carlucci
patent: 4425973 (1984-01-01), Williams et al.
patent: 4483401 (1984-11-01), Robertson
patent: 4520620 (1985-06-01), Gessel et al.
patent: 4562780 (1986-01-01), Leiblich
patent: 4589791 (1986-05-01), Wiehrauch
patent: 4781129 (1988-11-01), Swanson et al.
patent: 4785890 (1988-11-01), Martin
"Yetter's Trash Brushes" article in Farm Journal, Apr. 1990, p. 28.
"Brush Cultivator" article in Farm Show, vol. 14, No. 1, Jan. 1990.

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