Agricultural roller has earthworking rings with teeth and untoothed rings which separate them, toothed rings project over untoothed rings and have flat plates spaced around them to improve traction
摘要
<p>The agricultural roller has earthworking rings (16, 18) with teeth (20, 22) and untoothed rings (12) which separate them. The toothed rings project over the untoothed rings and have flat plates (24) spaced around them to improve traction.</p>
