PEODUCTION OF SWEET-OEANGE OIL. 



17 



The feed tahle (figs. 6, 8, and 9, G). — The feed table consists of a 

 wood or iron frame 9^ inches wide, running the entire length of the 

 machine under the feed screw. It should be the length of the ma- 

 chine from outside to outside of the end frames. The top of the 

 frame is covered with a 10-inch board, which is cut into sections as 

 shown in figure 8. These sections are held in place by some sort of 

 fastening on the outside edge, so that they can be drawn out at will. 

 The upper surfaces of these slides are covered with galvanized iron, 



Fig. 9.— Cross section through the machine. 



toothed on the inside half in the same manner as the flights of the 

 feed screw but with the teeth a little smaller. 



The adjustment mechanism (fig. 6). — The feed screw E is supported 

 at each end by an iron bar H, attached at the lower end to a bab- 

 bitted collar a on the drum shaft and held at the other end by a ver- 

 tical standard L, in which are several holes I for receiving the bolt 7c. 

 The hole in the iron bar H, through which the feed-screw shaft / 

 extends, should be at such a distance that when the feed screw is in 

 place there will be about one-half inch clearance between the edge 

 of the screw flights and the drum. In case the machine is to be used 

 a great deal, the bearing for the shaft of the feed screw at / in the 



