Rotary harrows

Details Rotary harrows Rotary harrows

1975-08-13

1977-11-01

Shapiro, Paul E.

Earth working

With drive means for tool or cleaner

With non-driven tool

172552, A01B 3306, A01B 3316

Patent

active

040561470

ABSTRACT:
A harrow has a frame and power driven soil-working members on the frame mounted in a row. A roller is connected to the frame to trail the soil-working members. The roller includes a central tube-like support which is surrounded by elongated bars held in position by upright supports.

REFERENCES:
patent: 1135363 (1915-04-01), Currie
patent: 1801923 (1931-04-01), Kella

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