| 摘要 |
A ripper for hard soils includes suspension to which main loosening post is attached, with elastic element and tip as a wedge in the lower part of which there is a ridge lug. The main post in its vertical section has long through opening to which supplementary post is fit, with supplementary tip as a wedge in the upper part of which there is a ridge lug, at that in the through opening of the main post at above elastic element is placed, this is fixed by a nut, and supplementary post in its vertical rear end section has longitudinal slot, and the main post in the rear end section has horizontal opening to which pin is fit. Besides that supplementary tip has cutting edge that is formed by the front cutting face on which ridge lug is placed, and rear face, at that the rear face forms with horizontal plane that goes through the cutting edge back angle. |
