An Improved Adjustable Skimmer Plough with Detachable Breasts.

摘要

113,684. Sizer, W. March 14, 1917. Ploughs. - A skimmer plough is formed with its sectional wearing-parts detachable to facilitate replacement. The breast c, slipe d, and point e are adapted to be detachably secured to the standard b. On Fig. 2, three such ploughs are shown mounted on a frame adjustably secured to the journals of the wheels.