220 FARM MACHINERY 



stems and chaff and passed to the hulling cylinder, which 

 removes the seed from the pods. The construction of 

 hulling cylinders varies from a cylinder with fluted teeth 

 and a wooden cylinder with steel brads for teeth to a 

 cylinder covered with hardened steel rasp plates. It is 

 necessary in all cases to have a large amount of surface 



FIG. l66 SECTION OF A CLOVER HULLER 



for the clover to come in contact with. Clover hullers 

 are rated according to the size of the hulling cylinder, 

 which may vary from 28 to 42 inches. The large 

 machines are driven by steam power, while horse power 

 may be used for the smaller. They may be provided 

 with wind stackers, self-feeders, and baggers similar to 

 threshing machines. They have a capacity up to 10 to 15 

 bushels of cleaned seed an hour. 



