Combined harrow and harrow bar

Details Combined harrow and harrow bar Combined harrow and harrow bar

A - Human Necessities

01

B

97/58

A01B 19/00 (2006.01)

Patent

CA 1235014

ABSTRACT OF THE DISCLOSURE: A cultivator of the type having a vertically movable harrow bar followed by a vertically movable harrow roller. A plurality of springs biases the roller down against the ground. The springs are operatively connected to the harrow bar in a manner to have vertical movement of the bar automatically vary the pressure exerted by the roller.

449746

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