Rings which are to be ground in a centreless grinder are loaded into bunker 1 from where they slide down into sleeve 2 which is integral with bevel gear a. Bevel gear a meshes with bevel pinion 3, powered by a motor through a belt drive to pulley 4. One end of flexible tube 5 is secured to sleeve 2, and the other end to horizontal tube 6 which is fitted into rotating sleeve 7. Sleeve 7 is driven through sprockets 8 and 9 and a chain. The rotation of tube 6 feeds the rings onto work rest blade 11 for grinding with grinding wheel 10.
$2389$SG,SF$