Relief grinding of lawn mower cylindrical blades ...
In a grinding machine for relief grinding the blades of a lawn mower blade cylinder having a rotatable drive shaft (14) on which a grinding wheel (20) is mounted for rotation therewith and for axial movement therealong, a grinding wheel guide assembly (30,34,42) to traverse the grinding wheel axially of the drive shaft and means (46) for causing the traverse of the guide assembly alternately ...